/* Generated by Cython 0.25.2 */

/* BEGIN: Cython Metadata
{
    "distutils": {
        "depends": [],
        "extra_compile_args": [
            "-O3"
        ],
        "include_dirs": [
            "/vol/home/timm/miniconda3/envs/dp/lib/python3.6/site-packages/numpy/core/include"
        ]
    },
    "module_name": "dinopy.output_opener"
}
END: Cython Metadata */

#define PY_SSIZE_T_CLEAN
#include "Python.h"
#ifndef Py_PYTHON_H
    #error Python headers needed to compile C extensions, please install development version of Python.
#elif PY_VERSION_HEX < 0x02060000 || (0x03000000 <= PY_VERSION_HEX && PY_VERSION_HEX < 0x03020000)
    #error Cython requires Python 2.6+ or Python 3.2+.
#else
#define CYTHON_ABI "0_25_2"
#include <stddef.h>
#ifndef offsetof
  #define offsetof(type, member) ( (size_t) & ((type*)0) -> member )
#endif
#if !defined(WIN32) && !defined(MS_WINDOWS)
  #ifndef __stdcall
    #define __stdcall
  #endif
  #ifndef __cdecl
    #define __cdecl
  #endif
  #ifndef __fastcall
    #define __fastcall
  #endif
#endif
#ifndef DL_IMPORT
  #define DL_IMPORT(t) t
#endif
#ifndef DL_EXPORT
  #define DL_EXPORT(t) t
#endif
#ifndef HAVE_LONG_LONG
  #if PY_VERSION_HEX >= 0x03030000 || (PY_MAJOR_VERSION == 2 && PY_VERSION_HEX >= 0x02070000)
    #define HAVE_LONG_LONG
  #endif
#endif
#ifndef PY_LONG_LONG
  #define PY_LONG_LONG LONG_LONG
#endif
#ifndef Py_HUGE_VAL
  #define Py_HUGE_VAL HUGE_VAL
#endif
#ifdef PYPY_VERSION
  #define CYTHON_COMPILING_IN_PYPY 1
  #define CYTHON_COMPILING_IN_PYSTON 0
  #define CYTHON_COMPILING_IN_CPYTHON 0
  #undef CYTHON_USE_TYPE_SLOTS
  #define CYTHON_USE_TYPE_SLOTS 0
  #undef CYTHON_USE_ASYNC_SLOTS
  #define CYTHON_USE_ASYNC_SLOTS 0
  #undef CYTHON_USE_PYLIST_INTERNALS
  #define CYTHON_USE_PYLIST_INTERNALS 0
  #undef CYTHON_USE_UNICODE_INTERNALS
  #define CYTHON_USE_UNICODE_INTERNALS 0
  #undef CYTHON_USE_UNICODE_WRITER
  #define CYTHON_USE_UNICODE_WRITER 0
  #undef CYTHON_USE_PYLONG_INTERNALS
  #define CYTHON_USE_PYLONG_INTERNALS 0
  #undef CYTHON_AVOID_BORROWED_REFS
  #define CYTHON_AVOID_BORROWED_REFS 1
  #undef CYTHON_ASSUME_SAFE_MACROS
  #define CYTHON_ASSUME_SAFE_MACROS 0
  #undef CYTHON_UNPACK_METHODS
  #define CYTHON_UNPACK_METHODS 0
  #undef CYTHON_FAST_THREAD_STATE
  #define CYTHON_FAST_THREAD_STATE 0
  #undef CYTHON_FAST_PYCALL
  #define CYTHON_FAST_PYCALL 0
#elif defined(PYSTON_VERSION)
  #define CYTHON_COMPILING_IN_PYPY 0
  #define CYTHON_COMPILING_IN_PYSTON 1
  #define CYTHON_COMPILING_IN_CPYTHON 0
  #ifndef CYTHON_USE_TYPE_SLOTS
    #define CYTHON_USE_TYPE_SLOTS 1
  #endif
  #undef CYTHON_USE_ASYNC_SLOTS
  #define CYTHON_USE_ASYNC_SLOTS 0
  #undef CYTHON_USE_PYLIST_INTERNALS
  #define CYTHON_USE_PYLIST_INTERNALS 0
  #ifndef CYTHON_USE_UNICODE_INTERNALS
    #define CYTHON_USE_UNICODE_INTERNALS 1
  #endif
  #undef CYTHON_USE_UNICODE_WRITER
  #define CYTHON_USE_UNICODE_WRITER 0
  #undef CYTHON_USE_PYLONG_INTERNALS
  #define CYTHON_USE_PYLONG_INTERNALS 0
  #ifndef CYTHON_AVOID_BORROWED_REFS
    #define CYTHON_AVOID_BORROWED_REFS 0
  #endif
  #ifndef CYTHON_ASSUME_SAFE_MACROS
    #define CYTHON_ASSUME_SAFE_MACROS 1
  #endif
  #ifndef CYTHON_UNPACK_METHODS
    #define CYTHON_UNPACK_METHODS 1
  #endif
  #undef CYTHON_FAST_THREAD_STATE
  #define CYTHON_FAST_THREAD_STATE 0
  #undef CYTHON_FAST_PYCALL
  #define CYTHON_FAST_PYCALL 0
#else
  #define CYTHON_COMPILING_IN_PYPY 0
  #define CYTHON_COMPILING_IN_PYSTON 0
  #define CYTHON_COMPILING_IN_CPYTHON 1
  #ifndef CYTHON_USE_TYPE_SLOTS
    #define CYTHON_USE_TYPE_SLOTS 1
  #endif
  #if PY_MAJOR_VERSION < 3
    #undef CYTHON_USE_ASYNC_SLOTS
    #define CYTHON_USE_ASYNC_SLOTS 0
  #elif !defined(CYTHON_USE_ASYNC_SLOTS)
    #define CYTHON_USE_ASYNC_SLOTS 1
  #endif
  #if PY_VERSION_HEX < 0x02070000
    #undef CYTHON_USE_PYLONG_INTERNALS
    #define CYTHON_USE_PYLONG_INTERNALS 0
  #elif !defined(CYTHON_USE_PYLONG_INTERNALS)
    #define CYTHON_USE_PYLONG_INTERNALS 1
  #endif
  #ifndef CYTHON_USE_PYLIST_INTERNALS
    #define CYTHON_USE_PYLIST_INTERNALS 1
  #endif
  #ifndef CYTHON_USE_UNICODE_INTERNALS
    #define CYTHON_USE_UNICODE_INTERNALS 1
  #endif
  #if PY_VERSION_HEX < 0x030300F0
    #undef CYTHON_USE_UNICODE_WRITER
    #define CYTHON_USE_UNICODE_WRITER 0
  #elif !defined(CYTHON_USE_UNICODE_WRITER)
    #define CYTHON_USE_UNICODE_WRITER 1
  #endif
  #ifndef CYTHON_AVOID_BORROWED_REFS
    #define CYTHON_AVOID_BORROWED_REFS 0
  #endif
  #ifndef CYTHON_ASSUME_SAFE_MACROS
    #define CYTHON_ASSUME_SAFE_MACROS 1
  #endif
  #ifndef CYTHON_UNPACK_METHODS
    #define CYTHON_UNPACK_METHODS 1
  #endif
  #ifndef CYTHON_FAST_THREAD_STATE
    #define CYTHON_FAST_THREAD_STATE 1
  #endif
  #ifndef CYTHON_FAST_PYCALL
    #define CYTHON_FAST_PYCALL 1
  #endif
#endif
#if !defined(CYTHON_FAST_PYCCALL)
#define CYTHON_FAST_PYCCALL  (CYTHON_FAST_PYCALL && PY_VERSION_HEX >= 0x030600B1)
#endif
#if CYTHON_USE_PYLONG_INTERNALS
  #include "longintrepr.h"
  #undef SHIFT
  #undef BASE
  #undef MASK
#endif
#if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX < 0x02070600 && !defined(Py_OptimizeFlag)
  #define Py_OptimizeFlag 0
#endif
#define __PYX_BUILD_PY_SSIZE_T "n"
#define CYTHON_FORMAT_SSIZE_T "z"
#if PY_MAJOR_VERSION < 3
  #define __Pyx_BUILTIN_MODULE_NAME "__builtin__"
  #define __Pyx_PyCode_New(a, k, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos)\
          PyCode_New(a+k, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos)
  #define __Pyx_DefaultClassType PyClass_Type
#else
  #define __Pyx_BUILTIN_MODULE_NAME "builtins"
  #define __Pyx_PyCode_New(a, k, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos)\
          PyCode_New(a, k, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos)
  #define __Pyx_DefaultClassType PyType_Type
#endif
#ifndef Py_TPFLAGS_CHECKTYPES
  #define Py_TPFLAGS_CHECKTYPES 0
#endif
#ifndef Py_TPFLAGS_HAVE_INDEX
  #define Py_TPFLAGS_HAVE_INDEX 0
#endif
#ifndef Py_TPFLAGS_HAVE_NEWBUFFER
  #define Py_TPFLAGS_HAVE_NEWBUFFER 0
#endif
#ifndef Py_TPFLAGS_HAVE_FINALIZE
  #define Py_TPFLAGS_HAVE_FINALIZE 0
#endif
#ifndef METH_FASTCALL
  #define METH_FASTCALL 0x80
  typedef PyObject *(*__Pyx_PyCFunctionFast) (PyObject *self, PyObject **args,
                                              Py_ssize_t nargs, PyObject *kwnames);
#else
  #define __Pyx_PyCFunctionFast _PyCFunctionFast
#endif
#if CYTHON_FAST_PYCCALL
#define __Pyx_PyFastCFunction_Check(func)\
    ((PyCFunction_Check(func) && (METH_FASTCALL == (PyCFunction_GET_FLAGS(func) & ~(METH_CLASS | METH_STATIC | METH_COEXIST)))))
#else
#define __Pyx_PyFastCFunction_Check(func) 0
#endif
#if PY_VERSION_HEX > 0x03030000 && defined(PyUnicode_KIND)
  #define CYTHON_PEP393_ENABLED 1
  #define __Pyx_PyUnicode_READY(op)       (likely(PyUnicode_IS_READY(op)) ?\
                                              0 : _PyUnicode_Ready((PyObject *)(op)))
  #define __Pyx_PyUnicode_GET_LENGTH(u)   PyUnicode_GET_LENGTH(u)
  #define __Pyx_PyUnicode_READ_CHAR(u, i) PyUnicode_READ_CHAR(u, i)
  #define __Pyx_PyUnicode_MAX_CHAR_VALUE(u)   PyUnicode_MAX_CHAR_VALUE(u)
  #define __Pyx_PyUnicode_KIND(u)         PyUnicode_KIND(u)
  #define __Pyx_PyUnicode_DATA(u)         PyUnicode_DATA(u)
  #define __Pyx_PyUnicode_READ(k, d, i)   PyUnicode_READ(k, d, i)
  #define __Pyx_PyUnicode_WRITE(k, d, i, ch)  PyUnicode_WRITE(k, d, i, ch)
  #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != (likely(PyUnicode_IS_READY(u)) ? PyUnicode_GET_LENGTH(u) : PyUnicode_GET_SIZE(u)))
#else
  #define CYTHON_PEP393_ENABLED 0
  #define PyUnicode_1BYTE_KIND  1
  #define PyUnicode_2BYTE_KIND  2
  #define PyUnicode_4BYTE_KIND  4
  #define __Pyx_PyUnicode_READY(op)       (0)
  #define __Pyx_PyUnicode_GET_LENGTH(u)   PyUnicode_GET_SIZE(u)
  #define __Pyx_PyUnicode_READ_CHAR(u, i) ((Py_UCS4)(PyUnicode_AS_UNICODE(u)[i]))
  #define __Pyx_PyUnicode_MAX_CHAR_VALUE(u)   ((sizeof(Py_UNICODE) == 2) ? 65535 : 1114111)
  #define __Pyx_PyUnicode_KIND(u)         (sizeof(Py_UNICODE))
  #define __Pyx_PyUnicode_DATA(u)         ((void*)PyUnicode_AS_UNICODE(u))
  #define __Pyx_PyUnicode_READ(k, d, i)   ((void)(k), (Py_UCS4)(((Py_UNICODE*)d)[i]))
  #define __Pyx_PyUnicode_WRITE(k, d, i, ch)  (((void)(k)), ((Py_UNICODE*)d)[i] = ch)
  #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != PyUnicode_GET_SIZE(u))
#endif
#if CYTHON_COMPILING_IN_PYPY
  #define __Pyx_PyUnicode_Concat(a, b)      PyNumber_Add(a, b)
  #define __Pyx_PyUnicode_ConcatSafe(a, b)  PyNumber_Add(a, b)
#else
  #define __Pyx_PyUnicode_Concat(a, b)      PyUnicode_Concat(a, b)
  #define __Pyx_PyUnicode_ConcatSafe(a, b)  ((unlikely((a) == Py_None) || unlikely((b) == Py_None)) ?\
      PyNumber_Add(a, b) : __Pyx_PyUnicode_Concat(a, b))
#endif
#if CYTHON_COMPILING_IN_PYPY && !defined(PyUnicode_Contains)
  #define PyUnicode_Contains(u, s)  PySequence_Contains(u, s)
#endif
#if CYTHON_COMPILING_IN_PYPY && !defined(PyByteArray_Check)
  #define PyByteArray_Check(obj)  PyObject_TypeCheck(obj, &PyByteArray_Type)
#endif
#if CYTHON_COMPILING_IN_PYPY && !defined(PyObject_Format)
  #define PyObject_Format(obj, fmt)  PyObject_CallMethod(obj, "__format__", "O", fmt)
#endif
#if CYTHON_COMPILING_IN_PYPY && !defined(PyObject_Malloc)
  #define PyObject_Malloc(s)   PyMem_Malloc(s)
  #define PyObject_Free(p)     PyMem_Free(p)
  #define PyObject_Realloc(p)  PyMem_Realloc(p)
#endif
#if CYTHON_COMPILING_IN_PYSTON
  #define __Pyx_PyCode_HasFreeVars(co)  PyCode_HasFreeVars(co)
  #define __Pyx_PyFrame_SetLineNumber(frame, lineno) PyFrame_SetLineNumber(frame, lineno)
#else
  #define __Pyx_PyCode_HasFreeVars(co)  (PyCode_GetNumFree(co) > 0)
  #define __Pyx_PyFrame_SetLineNumber(frame, lineno)  (frame)->f_lineno = (lineno)
#endif
#define __Pyx_PyString_FormatSafe(a, b)   ((unlikely((a) == Py_None)) ? PyNumber_Remainder(a, b) : __Pyx_PyString_Format(a, b))
#define __Pyx_PyUnicode_FormatSafe(a, b)  ((unlikely((a) == Py_None)) ? PyNumber_Remainder(a, b) : PyUnicode_Format(a, b))
#if PY_MAJOR_VERSION >= 3
  #define __Pyx_PyString_Format(a, b)  PyUnicode_Format(a, b)
#else
  #define __Pyx_PyString_Format(a, b)  PyString_Format(a, b)
#endif
#if PY_MAJOR_VERSION < 3 && !defined(PyObject_ASCII)
  #define PyObject_ASCII(o)            PyObject_Repr(o)
#endif
#if PY_MAJOR_VERSION >= 3
  #define PyBaseString_Type            PyUnicode_Type
  #define PyStringObject               PyUnicodeObject
  #define PyString_Type                PyUnicode_Type
  #define PyString_Check               PyUnicode_Check
  #define PyString_CheckExact          PyUnicode_CheckExact
#endif
#if PY_MAJOR_VERSION >= 3
  #define __Pyx_PyBaseString_Check(obj) PyUnicode_Check(obj)
  #define __Pyx_PyBaseString_CheckExact(obj) PyUnicode_CheckExact(obj)
#else
  #define __Pyx_PyBaseString_Check(obj) (PyString_Check(obj) || PyUnicode_Check(obj))
  #define __Pyx_PyBaseString_CheckExact(obj) (PyString_CheckExact(obj) || PyUnicode_CheckExact(obj))
#endif
#ifndef PySet_CheckExact
  #define PySet_CheckExact(obj)        (Py_TYPE(obj) == &PySet_Type)
#endif
#define __Pyx_TypeCheck(obj, type) PyObject_TypeCheck(obj, (PyTypeObject *)type)
#define __Pyx_PyException_Check(obj) __Pyx_TypeCheck(obj, PyExc_Exception)
#if PY_MAJOR_VERSION >= 3
  #define PyIntObject                  PyLongObject
  #define PyInt_Type                   PyLong_Type
  #define PyInt_Check(op)              PyLong_Check(op)
  #define PyInt_CheckExact(op)         PyLong_CheckExact(op)
  #define PyInt_FromString             PyLong_FromString
  #define PyInt_FromUnicode            PyLong_FromUnicode
  #define PyInt_FromLong               PyLong_FromLong
  #define PyInt_FromSize_t             PyLong_FromSize_t
  #define PyInt_FromSsize_t            PyLong_FromSsize_t
  #define PyInt_AsLong                 PyLong_AsLong
  #define PyInt_AS_LONG                PyLong_AS_LONG
  #define PyInt_AsSsize_t              PyLong_AsSsize_t
  #define PyInt_AsUnsignedLongMask     PyLong_AsUnsignedLongMask
  #define PyInt_AsUnsignedLongLongMask PyLong_AsUnsignedLongLongMask
  #define PyNumber_Int                 PyNumber_Long
#endif
#if PY_MAJOR_VERSION >= 3
  #define PyBoolObject                 PyLongObject
#endif
#if PY_MAJOR_VERSION >= 3 && CYTHON_COMPILING_IN_PYPY
  #ifndef PyUnicode_InternFromString
    #define PyUnicode_InternFromString(s) PyUnicode_FromString(s)
  #endif
#endif
#if PY_VERSION_HEX < 0x030200A4
  typedef long Py_hash_t;
  #define __Pyx_PyInt_FromHash_t PyInt_FromLong
  #define __Pyx_PyInt_AsHash_t   PyInt_AsLong
#else
  #define __Pyx_PyInt_FromHash_t PyInt_FromSsize_t
  #define __Pyx_PyInt_AsHash_t   PyInt_AsSsize_t
#endif
#if PY_MAJOR_VERSION >= 3
  #define __Pyx_PyMethod_New(func, self, klass) ((self) ? PyMethod_New(func, self) : PyInstanceMethod_New(func))
#else
  #define __Pyx_PyMethod_New(func, self, klass) PyMethod_New(func, self, klass)
#endif
#if CYTHON_USE_ASYNC_SLOTS
  #if PY_VERSION_HEX >= 0x030500B1
    #define __Pyx_PyAsyncMethodsStruct PyAsyncMethods
    #define __Pyx_PyType_AsAsync(obj) (Py_TYPE(obj)->tp_as_async)
  #else
    typedef struct {
        unaryfunc am_await;
        unaryfunc am_aiter;
        unaryfunc am_anext;
    } __Pyx_PyAsyncMethodsStruct;
    #define __Pyx_PyType_AsAsync(obj) ((__Pyx_PyAsyncMethodsStruct*) (Py_TYPE(obj)->tp_reserved))
  #endif
#else
  #define __Pyx_PyType_AsAsync(obj) NULL
#endif
#ifndef CYTHON_RESTRICT
  #if defined(__GNUC__)
    #define CYTHON_RESTRICT __restrict__
  #elif defined(_MSC_VER) && _MSC_VER >= 1400
    #define CYTHON_RESTRICT __restrict
  #elif defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
    #define CYTHON_RESTRICT restrict
  #else
    #define CYTHON_RESTRICT
  #endif
#endif
#ifndef CYTHON_UNUSED
# if defined(__GNUC__)
#   if !(defined(__cplusplus)) || (__GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4))
#     define CYTHON_UNUSED __attribute__ ((__unused__))
#   else
#     define CYTHON_UNUSED
#   endif
# elif defined(__ICC) || (defined(__INTEL_COMPILER) && !defined(_MSC_VER))
#   define CYTHON_UNUSED __attribute__ ((__unused__))
# else
#   define CYTHON_UNUSED
# endif
#endif
#ifndef CYTHON_MAYBE_UNUSED_VAR
#  if defined(__cplusplus)
     template<class T> void CYTHON_MAYBE_UNUSED_VAR( const T& ) { }
#  else
#    define CYTHON_MAYBE_UNUSED_VAR(x) (void)(x)
#  endif
#endif
#ifndef CYTHON_NCP_UNUSED
# if CYTHON_COMPILING_IN_CPYTHON
#  define CYTHON_NCP_UNUSED
# else
#  define CYTHON_NCP_UNUSED CYTHON_UNUSED
# endif
#endif
#define __Pyx_void_to_None(void_result) ((void)(void_result), Py_INCREF(Py_None), Py_None)

#ifndef CYTHON_INLINE
  #if defined(__clang__)
    #define CYTHON_INLINE __inline__ __attribute__ ((__unused__))
  #elif defined(__GNUC__)
    #define CYTHON_INLINE __inline__
  #elif defined(_MSC_VER)
    #define CYTHON_INLINE __inline
  #elif defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
    #define CYTHON_INLINE inline
  #else
    #define CYTHON_INLINE
  #endif
#endif

#if defined(WIN32) || defined(MS_WINDOWS)
  #define _USE_MATH_DEFINES
#endif
#include <math.h>
#ifdef NAN
#define __PYX_NAN() ((float) NAN)
#else
static CYTHON_INLINE float __PYX_NAN() {
  float value;
  memset(&value, 0xFF, sizeof(value));
  return value;
}
#endif
#if defined(__CYGWIN__) && defined(_LDBL_EQ_DBL)
#define __Pyx_truncl trunc
#else
#define __Pyx_truncl truncl
#endif


#define __PYX_ERR(f_index, lineno, Ln_error) \
{ \
  __pyx_filename = __pyx_f[f_index]; __pyx_lineno = lineno; __pyx_clineno = __LINE__; goto Ln_error; \
}

#if PY_MAJOR_VERSION >= 3
  #define __Pyx_PyNumber_Divide(x,y)         PyNumber_TrueDivide(x,y)
  #define __Pyx_PyNumber_InPlaceDivide(x,y)  PyNumber_InPlaceTrueDivide(x,y)
#else
  #define __Pyx_PyNumber_Divide(x,y)         PyNumber_TrueDivide(x,y)
  #define __Pyx_PyNumber_InPlaceDivide(x,y)  PyNumber_InPlaceTrueDivide(x,y)
#endif

#ifndef __PYX_EXTERN_C
  #ifdef __cplusplus
    #define __PYX_EXTERN_C extern "C"
  #else
    #define __PYX_EXTERN_C extern
  #endif
#endif

#define __PYX_HAVE__dinopy__output_opener
#define __PYX_HAVE_API__dinopy__output_opener
#include <string.h>
#include <stdio.h>
#include "pythread.h"
#ifdef _OPENMP
#include <omp.h>
#endif /* _OPENMP */

#ifdef PYREX_WITHOUT_ASSERTIONS
#define CYTHON_WITHOUT_ASSERTIONS
#endif

typedef struct {PyObject **p; const char *s; const Py_ssize_t n; const char* encoding;
                const char is_unicode; const char is_str; const char intern; } __Pyx_StringTabEntry;

#define __PYX_DEFAULT_STRING_ENCODING_IS_ASCII 0
#define __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT 0
#define __PYX_DEFAULT_STRING_ENCODING ""
#define __Pyx_PyObject_FromString __Pyx_PyBytes_FromString
#define __Pyx_PyObject_FromStringAndSize __Pyx_PyBytes_FromStringAndSize
#define __Pyx_uchar_cast(c) ((unsigned char)c)
#define __Pyx_long_cast(x) ((long)x)
#define __Pyx_fits_Py_ssize_t(v, type, is_signed)  (\
    (sizeof(type) < sizeof(Py_ssize_t))  ||\
    (sizeof(type) > sizeof(Py_ssize_t) &&\
          likely(v < (type)PY_SSIZE_T_MAX ||\
                 v == (type)PY_SSIZE_T_MAX)  &&\
          (!is_signed || likely(v > (type)PY_SSIZE_T_MIN ||\
                                v == (type)PY_SSIZE_T_MIN)))  ||\
    (sizeof(type) == sizeof(Py_ssize_t) &&\
          (is_signed || likely(v < (type)PY_SSIZE_T_MAX ||\
                               v == (type)PY_SSIZE_T_MAX)))  )
#if defined (__cplusplus) && __cplusplus >= 201103L
    #include <cstdlib>
    #define __Pyx_sst_abs(value) std::abs(value)
#elif SIZEOF_INT >= SIZEOF_SIZE_T
    #define __Pyx_sst_abs(value) abs(value)
#elif SIZEOF_LONG >= SIZEOF_SIZE_T
    #define __Pyx_sst_abs(value) labs(value)
#elif defined (_MSC_VER) && defined (_M_X64)
    #define __Pyx_sst_abs(value) _abs64(value)
#elif defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
    #define __Pyx_sst_abs(value) llabs(value)
#elif defined (__GNUC__)
    #define __Pyx_sst_abs(value) __builtin_llabs(value)
#else
    #define __Pyx_sst_abs(value) ((value<0) ? -value : value)
#endif
static CYTHON_INLINE char* __Pyx_PyObject_AsString(PyObject*);
static CYTHON_INLINE char* __Pyx_PyObject_AsStringAndSize(PyObject*, Py_ssize_t* length);
#define __Pyx_PyByteArray_FromString(s) PyByteArray_FromStringAndSize((const char*)s, strlen((const char*)s))
#define __Pyx_PyByteArray_FromStringAndSize(s, l) PyByteArray_FromStringAndSize((const char*)s, l)
#define __Pyx_PyBytes_FromString        PyBytes_FromString
#define __Pyx_PyBytes_FromStringAndSize PyBytes_FromStringAndSize
static CYTHON_INLINE PyObject* __Pyx_PyUnicode_FromString(const char*);
#if PY_MAJOR_VERSION < 3
    #define __Pyx_PyStr_FromString        __Pyx_PyBytes_FromString
    #define __Pyx_PyStr_FromStringAndSize __Pyx_PyBytes_FromStringAndSize
#else
    #define __Pyx_PyStr_FromString        __Pyx_PyUnicode_FromString
    #define __Pyx_PyStr_FromStringAndSize __Pyx_PyUnicode_FromStringAndSize
#endif
#define __Pyx_PyObject_AsSString(s)    ((signed char*) __Pyx_PyObject_AsString(s))
#define __Pyx_PyObject_AsUString(s)    ((unsigned char*) __Pyx_PyObject_AsString(s))
#define __Pyx_PyObject_FromCString(s)  __Pyx_PyObject_FromString((const char*)s)
#define __Pyx_PyBytes_FromCString(s)   __Pyx_PyBytes_FromString((const char*)s)
#define __Pyx_PyByteArray_FromCString(s)   __Pyx_PyByteArray_FromString((const char*)s)
#define __Pyx_PyStr_FromCString(s)     __Pyx_PyStr_FromString((const char*)s)
#define __Pyx_PyUnicode_FromCString(s) __Pyx_PyUnicode_FromString((const char*)s)
#if PY_MAJOR_VERSION < 3
static CYTHON_INLINE size_t __Pyx_Py_UNICODE_strlen(const Py_UNICODE *u)
{
    const Py_UNICODE *u_end = u;
    while (*u_end++) ;
    return (size_t)(u_end - u - 1);
}
#else
#define __Pyx_Py_UNICODE_strlen Py_UNICODE_strlen
#endif
#define __Pyx_PyUnicode_FromUnicode(u)       PyUnicode_FromUnicode(u, __Pyx_Py_UNICODE_strlen(u))
#define __Pyx_PyUnicode_FromUnicodeAndLength PyUnicode_FromUnicode
#define __Pyx_PyUnicode_AsUnicode            PyUnicode_AsUnicode
#define __Pyx_NewRef(obj) (Py_INCREF(obj), obj)
#define __Pyx_Owned_Py_None(b) __Pyx_NewRef(Py_None)
#define __Pyx_PyBool_FromLong(b) ((b) ? __Pyx_NewRef(Py_True) : __Pyx_NewRef(Py_False))
static CYTHON_INLINE int __Pyx_PyObject_IsTrue(PyObject*);
static CYTHON_INLINE PyObject* __Pyx_PyNumber_IntOrLong(PyObject* x);
static CYTHON_INLINE Py_ssize_t __Pyx_PyIndex_AsSsize_t(PyObject*);
static CYTHON_INLINE PyObject * __Pyx_PyInt_FromSize_t(size_t);
#if CYTHON_ASSUME_SAFE_MACROS
#define __pyx_PyFloat_AsDouble(x) (PyFloat_CheckExact(x) ? PyFloat_AS_DOUBLE(x) : PyFloat_AsDouble(x))
#else
#define __pyx_PyFloat_AsDouble(x) PyFloat_AsDouble(x)
#endif
#define __pyx_PyFloat_AsFloat(x) ((float) __pyx_PyFloat_AsDouble(x))
#if PY_MAJOR_VERSION >= 3
#define __Pyx_PyNumber_Int(x) (PyLong_CheckExact(x) ? __Pyx_NewRef(x) : PyNumber_Long(x))
#else
#define __Pyx_PyNumber_Int(x) (PyInt_CheckExact(x) ? __Pyx_NewRef(x) : PyNumber_Int(x))
#endif
#define __Pyx_PyNumber_Float(x) (PyFloat_CheckExact(x) ? __Pyx_NewRef(x) : PyNumber_Float(x))
#if PY_MAJOR_VERSION < 3 && __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
static int __Pyx_sys_getdefaultencoding_not_ascii;
static int __Pyx_init_sys_getdefaultencoding_params(void) {
    PyObject* sys;
    PyObject* default_encoding = NULL;
    PyObject* ascii_chars_u = NULL;
    PyObject* ascii_chars_b = NULL;
    const char* default_encoding_c;
    sys = PyImport_ImportModule("sys");
    if (!sys) goto bad;
    default_encoding = PyObject_CallMethod(sys, (char*) "getdefaultencoding", NULL);
    Py_DECREF(sys);
    if (!default_encoding) goto bad;
    default_encoding_c = PyBytes_AsString(default_encoding);
    if (!default_encoding_c) goto bad;
    if (strcmp(default_encoding_c, "ascii") == 0) {
        __Pyx_sys_getdefaultencoding_not_ascii = 0;
    } else {
        char ascii_chars[128];
        int c;
        for (c = 0; c < 128; c++) {
            ascii_chars[c] = c;
        }
        __Pyx_sys_getdefaultencoding_not_ascii = 1;
        ascii_chars_u = PyUnicode_DecodeASCII(ascii_chars, 128, NULL);
        if (!ascii_chars_u) goto bad;
        ascii_chars_b = PyUnicode_AsEncodedString(ascii_chars_u, default_encoding_c, NULL);
        if (!ascii_chars_b || !PyBytes_Check(ascii_chars_b) || memcmp(ascii_chars, PyBytes_AS_STRING(ascii_chars_b), 128) != 0) {
            PyErr_Format(
                PyExc_ValueError,
                "This module compiled with c_string_encoding=ascii, but default encoding '%.200s' is not a superset of ascii.",
                default_encoding_c);
            goto bad;
        }
        Py_DECREF(ascii_chars_u);
        Py_DECREF(ascii_chars_b);
    }
    Py_DECREF(default_encoding);
    return 0;
bad:
    Py_XDECREF(default_encoding);
    Py_XDECREF(ascii_chars_u);
    Py_XDECREF(ascii_chars_b);
    return -1;
}
#endif
#if __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT && PY_MAJOR_VERSION >= 3
#define __Pyx_PyUnicode_FromStringAndSize(c_str, size) PyUnicode_DecodeUTF8(c_str, size, NULL)
#else
#define __Pyx_PyUnicode_FromStringAndSize(c_str, size) PyUnicode_Decode(c_str, size, __PYX_DEFAULT_STRING_ENCODING, NULL)
#if __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT
static char* __PYX_DEFAULT_STRING_ENCODING;
static int __Pyx_init_sys_getdefaultencoding_params(void) {
    PyObject* sys;
    PyObject* default_encoding = NULL;
    char* default_encoding_c;
    sys = PyImport_ImportModule("sys");
    if (!sys) goto bad;
    default_encoding = PyObject_CallMethod(sys, (char*) (const char*) "getdefaultencoding", NULL);
    Py_DECREF(sys);
    if (!default_encoding) goto bad;
    default_encoding_c = PyBytes_AsString(default_encoding);
    if (!default_encoding_c) goto bad;
    __PYX_DEFAULT_STRING_ENCODING = (char*) malloc(strlen(default_encoding_c));
    if (!__PYX_DEFAULT_STRING_ENCODING) goto bad;
    strcpy(__PYX_DEFAULT_STRING_ENCODING, default_encoding_c);
    Py_DECREF(default_encoding);
    return 0;
bad:
    Py_XDECREF(default_encoding);
    return -1;
}
#endif
#endif


/* Test for GCC > 2.95 */
#if defined(__GNUC__)     && (__GNUC__ > 2 || (__GNUC__ == 2 && (__GNUC_MINOR__ > 95)))
  #define likely(x)   __builtin_expect(!!(x), 1)
  #define unlikely(x) __builtin_expect(!!(x), 0)
#else /* !__GNUC__ or GCC < 2.95 */
  #define likely(x)   (x)
  #define unlikely(x) (x)
#endif /* __GNUC__ */

static PyObject *__pyx_m;
static PyObject *__pyx_d;
static PyObject *__pyx_b;
static PyObject *__pyx_empty_tuple;
static PyObject *__pyx_empty_bytes;
static PyObject *__pyx_empty_unicode;
static int __pyx_lineno;
static int __pyx_clineno = 0;
static const char * __pyx_cfilenm= __FILE__;
static const char *__pyx_filename;


static const char *__pyx_f[] = {
  "dinopy/output_opener.pyx",
  "type.pxd",
  "bool.pxd",
  "complex.pxd",
};

/*--- Type declarations ---*/
struct __pyx_obj_6dinopy_13output_opener__AsciiTextWrapper;
struct __pyx_obj_6dinopy_13output_opener_OutputOpener;

/* "dinopy/output_opener.pxd":4
 * from cpython cimport bool
 * 
 * cdef class _AsciiTextWrapper:             # <<<<<<<<<<<<<<
 *     cdef object stream
 * 
 */
struct __pyx_obj_6dinopy_13output_opener__AsciiTextWrapper {
  PyObject_HEAD
  PyObject *stream;
};


/* "dinopy/output_opener.pxd":7
 *     cdef object stream
 * 
 * cdef class OutputOpener:             # <<<<<<<<<<<<<<
 *     cdef object sink
 *     cdef object writer
 */
struct __pyx_obj_6dinopy_13output_opener_OutputOpener {
  PyObject_HEAD
  struct __pyx_vtabstruct_6dinopy_13output_opener_OutputOpener *__pyx_vtab;
  PyObject *sink;
  PyObject *writer;
  PyObject *output_type;
  PyBoolObject *output_closable;
  PyBoolObject *append;
  PyBoolObject *force_overwrite;
  PyBoolObject *opened;
  PyObject *mode;
};



/* "dinopy/output_opener.pyx":25
 *         self.stream.close()
 * 
 * cdef class OutputOpener:             # <<<<<<<<<<<<<<
 *     @cython.embedsignature(False)
 *     def __init__(self, sink, mode='b'):
 */

struct __pyx_vtabstruct_6dinopy_13output_opener_OutputOpener {
  PyBoolObject *(*is_open)(struct __pyx_obj_6dinopy_13output_opener_OutputOpener *, int __pyx_skip_dispatch);
  PyObject *(*__pyx___enter__)(struct __pyx_obj_6dinopy_13output_opener_OutputOpener *, int __pyx_skip_dispatch);
  PyObject *(*__pyx___exit__)(struct __pyx_obj_6dinopy_13output_opener_OutputOpener *, PyObject *, PyObject *, PyObject *, int __pyx_skip_dispatch);
  PyObject *(*open)(struct __pyx_obj_6dinopy_13output_opener_OutputOpener *, int __pyx_skip_dispatch);
  PyObject *(*close)(struct __pyx_obj_6dinopy_13output_opener_OutputOpener *, int __pyx_skip_dispatch);
};
static struct __pyx_vtabstruct_6dinopy_13output_opener_OutputOpener *__pyx_vtabptr_6dinopy_13output_opener_OutputOpener;

/* --- Runtime support code (head) --- */
/* Refnanny.proto */
#ifndef CYTHON_REFNANNY
  #define CYTHON_REFNANNY 0
#endif
#if CYTHON_REFNANNY
  typedef struct {
    void (*INCREF)(void*, PyObject*, int);
    void (*DECREF)(void*, PyObject*, int);
    void (*GOTREF)(void*, PyObject*, int);
    void (*GIVEREF)(void*, PyObject*, int);
    void* (*SetupContext)(const char*, int, const char*);
    void (*FinishContext)(void**);
  } __Pyx_RefNannyAPIStruct;
  static __Pyx_RefNannyAPIStruct *__Pyx_RefNanny = NULL;
  static __Pyx_RefNannyAPIStruct *__Pyx_RefNannyImportAPI(const char *modname);
  #define __Pyx_RefNannyDeclarations void *__pyx_refnanny = NULL;
#ifdef WITH_THREAD
  #define __Pyx_RefNannySetupContext(name, acquire_gil)\
          if (acquire_gil) {\
              PyGILState_STATE __pyx_gilstate_save = PyGILState_Ensure();\
              __pyx_refnanny = __Pyx_RefNanny->SetupContext((name), __LINE__, __FILE__);\
              PyGILState_Release(__pyx_gilstate_save);\
          } else {\
              __pyx_refnanny = __Pyx_RefNanny->SetupContext((name), __LINE__, __FILE__);\
          }
#else
  #define __Pyx_RefNannySetupContext(name, acquire_gil)\
          __pyx_refnanny = __Pyx_RefNanny->SetupContext((name), __LINE__, __FILE__)
#endif
  #define __Pyx_RefNannyFinishContext()\
          __Pyx_RefNanny->FinishContext(&__pyx_refnanny)
  #define __Pyx_INCREF(r)  __Pyx_RefNanny->INCREF(__pyx_refnanny, (PyObject *)(r), __LINE__)
  #define __Pyx_DECREF(r)  __Pyx_RefNanny->DECREF(__pyx_refnanny, (PyObject *)(r), __LINE__)
  #define __Pyx_GOTREF(r)  __Pyx_RefNanny->GOTREF(__pyx_refnanny, (PyObject *)(r), __LINE__)
  #define __Pyx_GIVEREF(r) __Pyx_RefNanny->GIVEREF(__pyx_refnanny, (PyObject *)(r), __LINE__)
  #define __Pyx_XINCREF(r)  do { if((r) != NULL) {__Pyx_INCREF(r); }} while(0)
  #define __Pyx_XDECREF(r)  do { if((r) != NULL) {__Pyx_DECREF(r); }} while(0)
  #define __Pyx_XGOTREF(r)  do { if((r) != NULL) {__Pyx_GOTREF(r); }} while(0)
  #define __Pyx_XGIVEREF(r) do { if((r) != NULL) {__Pyx_GIVEREF(r);}} while(0)
#else
  #define __Pyx_RefNannyDeclarations
  #define __Pyx_RefNannySetupContext(name, acquire_gil)
  #define __Pyx_RefNannyFinishContext()
  #define __Pyx_INCREF(r) Py_INCREF(r)
  #define __Pyx_DECREF(r) Py_DECREF(r)
  #define __Pyx_GOTREF(r)
  #define __Pyx_GIVEREF(r)
  #define __Pyx_XINCREF(r) Py_XINCREF(r)
  #define __Pyx_XDECREF(r) Py_XDECREF(r)
  #define __Pyx_XGOTREF(r)
  #define __Pyx_XGIVEREF(r)
#endif
#define __Pyx_XDECREF_SET(r, v) do {\
        PyObject *tmp = (PyObject *) r;\
        r = v; __Pyx_XDECREF(tmp);\
    } while (0)
#define __Pyx_DECREF_SET(r, v) do {\
        PyObject *tmp = (PyObject *) r;\
        r = v; __Pyx_DECREF(tmp);\
    } while (0)
#define __Pyx_CLEAR(r)    do { PyObject* tmp = ((PyObject*)(r)); r = NULL; __Pyx_DECREF(tmp);} while(0)
#define __Pyx_XCLEAR(r)   do { if((r) != NULL) {PyObject* tmp = ((PyObject*)(r)); r = NULL; __Pyx_DECREF(tmp);}} while(0)

/* PyObjectGetAttrStr.proto */
#if CYTHON_USE_TYPE_SLOTS
static CYTHON_INLINE PyObject* __Pyx_PyObject_GetAttrStr(PyObject* obj, PyObject* attr_name) {
    PyTypeObject* tp = Py_TYPE(obj);
    if (likely(tp->tp_getattro))
        return tp->tp_getattro(obj, attr_name);
#if PY_MAJOR_VERSION < 3
    if (likely(tp->tp_getattr))
        return tp->tp_getattr(obj, PyString_AS_STRING(attr_name));
#endif
    return PyObject_GetAttr(obj, attr_name);
}
#else
#define __Pyx_PyObject_GetAttrStr(o,n) PyObject_GetAttr(o,n)
#endif

/* GetBuiltinName.proto */
static PyObject *__Pyx_GetBuiltinName(PyObject *name);

/* RaiseDoubleKeywords.proto */
static void __Pyx_RaiseDoubleKeywordsError(const char* func_name, PyObject* kw_name);

/* ParseKeywords.proto */
static int __Pyx_ParseOptionalKeywords(PyObject *kwds, PyObject **argnames[],\
    PyObject *kwds2, PyObject *values[], Py_ssize_t num_pos_args,\
    const char* function_name);

/* RaiseArgTupleInvalid.proto */
static void __Pyx_RaiseArgtupleInvalid(const char* func_name, int exact,
    Py_ssize_t num_min, Py_ssize_t num_max, Py_ssize_t num_found);

/* PyCFunctionFastCall.proto */
#if CYTHON_FAST_PYCCALL
static CYTHON_INLINE PyObject *__Pyx_PyCFunction_FastCall(PyObject *func, PyObject **args, Py_ssize_t nargs);
#else
#define __Pyx_PyCFunction_FastCall(func, args, nargs)  (assert(0), NULL)
#endif

/* PyFunctionFastCall.proto */
#if CYTHON_FAST_PYCALL
#define __Pyx_PyFunction_FastCall(func, args, nargs)\
    __Pyx_PyFunction_FastCallDict((func), (args), (nargs), NULL)
#if 1 || PY_VERSION_HEX < 0x030600B1
static PyObject *__Pyx_PyFunction_FastCallDict(PyObject *func, PyObject **args, int nargs, PyObject *kwargs);
#else
#define __Pyx_PyFunction_FastCallDict(func, args, nargs, kwargs) _PyFunction_FastCallDict(func, args, nargs, kwargs)
#endif
#endif

/* PyObjectCall.proto */
#if CYTHON_COMPILING_IN_CPYTHON
static CYTHON_INLINE PyObject* __Pyx_PyObject_Call(PyObject *func, PyObject *arg, PyObject *kw);
#else
#define __Pyx_PyObject_Call(func, arg, kw) PyObject_Call(func, arg, kw)
#endif

/* PyObjectCallMethO.proto */
#if CYTHON_COMPILING_IN_CPYTHON
static CYTHON_INLINE PyObject* __Pyx_PyObject_CallMethO(PyObject *func, PyObject *arg);
#endif

/* PyObjectCallOneArg.proto */
static CYTHON_INLINE PyObject* __Pyx_PyObject_CallOneArg(PyObject *func, PyObject *arg);

/* PyThreadStateGet.proto */
#if CYTHON_FAST_THREAD_STATE
#define __Pyx_PyThreadState_declare  PyThreadState *__pyx_tstate;
#define __Pyx_PyThreadState_assign  __pyx_tstate = PyThreadState_GET();
#else
#define __Pyx_PyThreadState_declare
#define __Pyx_PyThreadState_assign
#endif

/* PyErrFetchRestore.proto */
#if CYTHON_FAST_THREAD_STATE
#define __Pyx_ErrRestoreWithState(type, value, tb)  __Pyx_ErrRestoreInState(PyThreadState_GET(), type, value, tb)
#define __Pyx_ErrFetchWithState(type, value, tb)    __Pyx_ErrFetchInState(PyThreadState_GET(), type, value, tb)
#define __Pyx_ErrRestore(type, value, tb)  __Pyx_ErrRestoreInState(__pyx_tstate, type, value, tb)
#define __Pyx_ErrFetch(type, value, tb)    __Pyx_ErrFetchInState(__pyx_tstate, type, value, tb)
static CYTHON_INLINE void __Pyx_ErrRestoreInState(PyThreadState *tstate, PyObject *type, PyObject *value, PyObject *tb);
static CYTHON_INLINE void __Pyx_ErrFetchInState(PyThreadState *tstate, PyObject **type, PyObject **value, PyObject **tb);
#else
#define __Pyx_ErrRestoreWithState(type, value, tb)  PyErr_Restore(type, value, tb)
#define __Pyx_ErrFetchWithState(type, value, tb)  PyErr_Fetch(type, value, tb)
#define __Pyx_ErrRestore(type, value, tb)  PyErr_Restore(type, value, tb)
#define __Pyx_ErrFetch(type, value, tb)  PyErr_Fetch(type, value, tb)
#endif

/* RaiseException.proto */
static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb, PyObject *cause);

/* PyObjectCallNoArg.proto */
#if CYTHON_COMPILING_IN_CPYTHON
static CYTHON_INLINE PyObject* __Pyx_PyObject_CallNoArg(PyObject *func);
#else
#define __Pyx_PyObject_CallNoArg(func) __Pyx_PyObject_Call(func, __pyx_empty_tuple, NULL)
#endif

/* GetModuleGlobalName.proto */
static CYTHON_INLINE PyObject *__Pyx_GetModuleGlobalName(PyObject *name);

/* PySequenceContains.proto */
static CYTHON_INLINE int __Pyx_PySequence_ContainsTF(PyObject* item, PyObject* seq, int eq) {
    int result = PySequence_Contains(seq, item);
    return unlikely(result < 0) ? result : (result == (eq == Py_EQ));
}

/* SliceObject.proto */
static CYTHON_INLINE PyObject* __Pyx_PyObject_GetSlice(
        PyObject* obj, Py_ssize_t cstart, Py_ssize_t cstop,
        PyObject** py_start, PyObject** py_stop, PyObject** py_slice,
        int has_cstart, int has_cstop, int wraparound);

/* IncludeStringH.proto */
#include <string.h>

/* BytesEquals.proto */
static CYTHON_INLINE int __Pyx_PyBytes_Equals(PyObject* s1, PyObject* s2, int equals);

/* UnicodeEquals.proto */
static CYTHON_INLINE int __Pyx_PyUnicode_Equals(PyObject* s1, PyObject* s2, int equals);

/* ExtTypeTest.proto */
static CYTHON_INLINE int __Pyx_TypeTest(PyObject *obj, PyTypeObject *type);

/* PyUnicode_Substring.proto */
static CYTHON_INLINE PyObject* __Pyx_PyUnicode_Substring(
            PyObject* text, Py_ssize_t start, Py_ssize_t stop);

/* PyUnicodeContains.proto */
static CYTHON_INLINE int __Pyx_PyUnicode_ContainsTF(PyObject* substring, PyObject* text, int eq) {
    int result = PyUnicode_Contains(text, substring);
    return unlikely(result < 0) ? result : (result == (eq == Py_EQ));
}

/* SetVTable.proto */
static int __Pyx_SetVtable(PyObject *dict, void *vtable);

/* Import.proto */
static PyObject *__Pyx_Import(PyObject *name, PyObject *from_list, int level);

/* ImportFrom.proto */
static PyObject* __Pyx_ImportFrom(PyObject* module, PyObject* name);

/* CodeObjectCache.proto */
typedef struct {
    PyCodeObject* code_object;
    int code_line;
} __Pyx_CodeObjectCacheEntry;
struct __Pyx_CodeObjectCache {
    int count;
    int max_count;
    __Pyx_CodeObjectCacheEntry* entries;
};
static struct __Pyx_CodeObjectCache __pyx_code_cache = {0,0,NULL};
static int __pyx_bisect_code_objects(__Pyx_CodeObjectCacheEntry* entries, int count, int code_line);
static PyCodeObject *__pyx_find_code_object(int code_line);
static void __pyx_insert_code_object(int code_line, PyCodeObject* code_object);

/* AddTraceback.proto */
static void __Pyx_AddTraceback(const char *funcname, int c_line,
                               int py_line, const char *filename);

/* CIntToPy.proto */
static CYTHON_INLINE PyObject* __Pyx_PyInt_From_long(long value);

/* CIntFromPy.proto */
static CYTHON_INLINE long __Pyx_PyInt_As_long(PyObject *);

/* CIntFromPy.proto */
static CYTHON_INLINE int __Pyx_PyInt_As_int(PyObject *);

/* CheckBinaryVersion.proto */
static int __Pyx_check_binary_version(void);

/* PyIdentifierFromString.proto */
#if !defined(__Pyx_PyIdentifier_FromString)
#if PY_MAJOR_VERSION < 3
  #define __Pyx_PyIdentifier_FromString(s) PyString_FromString(s)
#else
  #define __Pyx_PyIdentifier_FromString(s) PyUnicode_FromString(s)
#endif
#endif

/* ModuleImport.proto */
static PyObject *__Pyx_ImportModule(const char *name);

/* TypeImport.proto */
static PyTypeObject *__Pyx_ImportType(const char *module_name, const char *class_name, size_t size, int strict);

/* InitStrings.proto */
static int __Pyx_InitStrings(__Pyx_StringTabEntry *t);

static PyBoolObject *__pyx_f_6dinopy_13output_opener_12OutputOpener_is_open(struct __pyx_obj_6dinopy_13output_opener_OutputOpener *__pyx_v_self, int __pyx_skip_dispatch); /* proto*/
static PyObject *__pyx_f_6dinopy_13output_opener_12OutputOpener_open(struct __pyx_obj_6dinopy_13output_opener_OutputOpener *__pyx_v_self, int __pyx_skip_dispatch); /* proto*/
static PyObject *__pyx_f_6dinopy_13output_opener_12OutputOpener___enter__(struct __pyx_obj_6dinopy_13output_opener_OutputOpener *__pyx_v_self, int __pyx_skip_dispatch); /* proto*/
static PyObject *__pyx_f_6dinopy_13output_opener_12OutputOpener_close(struct __pyx_obj_6dinopy_13output_opener_OutputOpener *__pyx_v_self, int __pyx_skip_dispatch); /* proto*/
static PyObject *__pyx_f_6dinopy_13output_opener_12OutputOpener___exit__(struct __pyx_obj_6dinopy_13output_opener_OutputOpener *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v_ttype, PyObject *__pyx_v_value, CYTHON_UNUSED PyObject *__pyx_v_traceback, int __pyx_skip_dispatch); /* proto*/

/* Module declarations from 'cpython.version' */

/* Module declarations from '__builtin__' */

/* Module declarations from 'cpython.type' */
static PyTypeObject *__pyx_ptype_7cpython_4type_type = 0;

/* Module declarations from 'libc.string' */

/* Module declarations from 'libc.stdio' */

/* Module declarations from 'cpython.object' */

/* Module declarations from 'cpython.ref' */

/* Module declarations from 'cpython.exc' */

/* Module declarations from 'cpython.module' */

/* Module declarations from 'cpython.mem' */

/* Module declarations from 'cpython.tuple' */

/* Module declarations from 'cpython.list' */

/* Module declarations from 'cpython.sequence' */

/* Module declarations from 'cpython.mapping' */

/* Module declarations from 'cpython.iterator' */

/* Module declarations from 'cpython.number' */

/* Module declarations from 'cpython.int' */

/* Module declarations from '__builtin__' */

/* Module declarations from 'cpython.bool' */
static PyTypeObject *__pyx_ptype_7cpython_4bool_bool = 0;

/* Module declarations from 'cpython.long' */

/* Module declarations from 'cpython.float' */

/* Module declarations from '__builtin__' */

/* Module declarations from 'cpython.complex' */
static PyTypeObject *__pyx_ptype_7cpython_7complex_complex = 0;

/* Module declarations from 'cpython.string' */

/* Module declarations from 'cpython.unicode' */

/* Module declarations from 'cpython.dict' */

/* Module declarations from 'cpython.instance' */

/* Module declarations from 'cpython.function' */

/* Module declarations from 'cpython.method' */

/* Module declarations from 'cpython.weakref' */

/* Module declarations from 'cpython.getargs' */

/* Module declarations from 'cpython.pythread' */

/* Module declarations from 'cpython.pystate' */

/* Module declarations from 'cpython.cobject' */

/* Module declarations from 'cpython.oldbuffer' */

/* Module declarations from 'cpython.set' */

/* Module declarations from 'cpython.buffer' */

/* Module declarations from 'cpython.bytes' */

/* Module declarations from 'cpython.pycapsule' */

/* Module declarations from 'cpython' */

/* Module declarations from 'cython' */

/* Module declarations from 'dinopy.output_opener' */
static PyTypeObject *__pyx_ptype_6dinopy_13output_opener__AsciiTextWrapper = 0;
static PyTypeObject *__pyx_ptype_6dinopy_13output_opener_OutputOpener = 0;
#define __Pyx_MODULE_NAME "dinopy.output_opener"
int __pyx_module_is_main_dinopy__output_opener = 0;

/* Implementation of 'dinopy.output_opener' */
static PyObject *__pyx_builtin_TypeError;
static PyObject *__pyx_builtin_ValueError;
static PyObject *__pyx_builtin_OSError;
static PyObject *__pyx_builtin_FileExistsError;
static PyObject *__pyx_builtin_open;
static const char __pyx_k_a[] = "a";
static const char __pyx_k_b[] = "b";
static const char __pyx_k_f[] = "f";
static const char __pyx_k_t[] = "t";
static const char __pyx_k_w[] = "w";
static const char __pyx_k_gz[] = ".gz";
static const char __pyx_k_io[] = "io";
static const char __pyx_k_os[] = "os";
static const char __pyx_k_sys[] = "sys";
static const char __pyx_k_exit[] = "__exit__";
static const char __pyx_k_gzip[] = "gzip";
static const char __pyx_k_main[] = "__main__";
static const char __pyx_k_mode[] = "mode";
static const char __pyx_k_open[] = "open";
static const char __pyx_k_path[] = "path";
static const char __pyx_k_sink[] = "sink";
static const char __pyx_k_test[] = "__test__";
static const char __pyx_k_ascii[] = "ascii";
static const char __pyx_k_close[] = "close";
static const char __pyx_k_enter[] = "__enter__";
static const char __pyx_k_strip[] = "strip";
static const char __pyx_k_ttype[] = "ttype";
static const char __pyx_k_utf_8[] = "utf-8";
static const char __pyx_k_value[] = "value";
static const char __pyx_k_write[] = "write";
static const char __pyx_k_IOBase[] = "IOBase";
static const char __pyx_k_buffer[] = "buffer";
static const char __pyx_k_decode[] = "decode";
static const char __pyx_k_exists[] = "exists";
static const char __pyx_k_format[] = "format";
static const char __pyx_k_import[] = "__import__";
static const char __pyx_k_stdout[] = "stdout";
static const char __pyx_k_stream[] = "stream";
static const char __pyx_k_OSError[] = "OSError";
static const char __pyx_k_is_open[] = "is_open";
static const char __pyx_k_GzipFile[] = "GzipFile";
static const char __pyx_k_issubset[] = "issubset";
static const char __pyx_k_writable[] = "writable";
static const char __pyx_k_TypeError[] = "TypeError";
static const char __pyx_k_traceback[] = "traceback";
static const char __pyx_k_TextIOBase[] = "TextIOBase";
static const char __pyx_k_ValueError[] = "ValueError";
static const char __pyx_k_pyx_vtable[] = "__pyx_vtable__";
static const char __pyx_k_File_exists[] = "File exists: ";
static const char __pyx_k_buffer_size[] = "buffer_size";
static const char __pyx_k_TextIOWrapper[] = "TextIOWrapper";
static const char __pyx_k_BufferedWriter[] = "BufferedWriter";
static const char __pyx_k_FileExistsError[] = "FileExistsError";
static const char __pyx_k_is_not_writable[] = "{} is not writable";
static const char __pyx_k_Unsupported_mode[] = "Unsupported mode '{}'";
static const char __pyx_k_DEFAULT_BUFFER_SIZE[] = "DEFAULT_BUFFER_SIZE";
static const char __pyx_k_Sink_must_not_be_None[] = "Sink must not be None.";
static const char __pyx_k_Unsupported_output_sink_type[] = "Unsupported output sink type: {}";
static const char __pyx_k_Sink_must_be_either_a_path_to_a[] = "Sink must be either a path to a file or a filehandle/stream, not {}.";
static const char __pyx_k_Can_only_write_bytes_or_str_actu[] = "Can only write bytes or str; actual type was {}";
static const char __pyx_k_GZip_output_does_not_support_tex[] = "GZip output does not support textmode. Use 'b' instead.";
static const char __pyx_k_Text_mode_t_and_binary_mode_b_ar[] = "Text mode 't' and binary mode 'b' are mutually exclusive.";
static const char __pyx_k_Write_mode_w_and_append_mode_a_a[] = "Write mode 'w' and append mode 'a' are mutually exclusive.";
static const char __pyx_k_Sink_must_be_either_a_path_to_a_2[] = "Sink must be either a path to a file or a filehandle/stream, not {} ({}).";
static PyObject *__pyx_n_s_BufferedWriter;
static PyObject *__pyx_kp_u_Can_only_write_bytes_or_str_actu;
static PyObject *__pyx_n_s_DEFAULT_BUFFER_SIZE;
static PyObject *__pyx_n_s_FileExistsError;
static PyObject *__pyx_kp_u_File_exists;
static PyObject *__pyx_kp_u_GZip_output_does_not_support_tex;
static PyObject *__pyx_n_s_GzipFile;
static PyObject *__pyx_n_s_IOBase;
static PyObject *__pyx_n_s_OSError;
static PyObject *__pyx_kp_u_Sink_must_be_either_a_path_to_a;
static PyObject *__pyx_kp_u_Sink_must_be_either_a_path_to_a_2;
static PyObject *__pyx_kp_u_Sink_must_not_be_None;
static PyObject *__pyx_n_s_TextIOBase;
static PyObject *__pyx_n_s_TextIOWrapper;
static PyObject *__pyx_kp_u_Text_mode_t_and_binary_mode_b_ar;
static PyObject *__pyx_n_s_TypeError;
static PyObject *__pyx_kp_u_Unsupported_mode;
static PyObject *__pyx_kp_u_Unsupported_output_sink_type;
static PyObject *__pyx_n_s_ValueError;
static PyObject *__pyx_kp_u_Write_mode_w_and_append_mode_a_a;
static PyObject *__pyx_n_u_a;
static PyObject *__pyx_n_u_ascii;
static PyObject *__pyx_n_u_b;
static PyObject *__pyx_n_s_buffer;
static PyObject *__pyx_n_u_buffer;
static PyObject *__pyx_n_s_buffer_size;
static PyObject *__pyx_n_s_close;
static PyObject *__pyx_n_s_decode;
static PyObject *__pyx_n_s_enter;
static PyObject *__pyx_n_s_exists;
static PyObject *__pyx_n_s_exit;
static PyObject *__pyx_n_u_f;
static PyObject *__pyx_n_s_format;
static PyObject *__pyx_kp_u_gz;
static PyObject *__pyx_n_s_gzip;
static PyObject *__pyx_n_s_import;
static PyObject *__pyx_n_s_io;
static PyObject *__pyx_kp_u_is_not_writable;
static PyObject *__pyx_n_s_is_open;
static PyObject *__pyx_n_s_issubset;
static PyObject *__pyx_n_s_main;
static PyObject *__pyx_n_s_mode;
static PyObject *__pyx_n_s_open;
static PyObject *__pyx_n_s_os;
static PyObject *__pyx_n_s_path;
static PyObject *__pyx_n_s_pyx_vtable;
static PyObject *__pyx_n_s_sink;
static PyObject *__pyx_n_s_stdout;
static PyObject *__pyx_n_s_stream;
static PyObject *__pyx_n_s_strip;
static PyObject *__pyx_n_s_sys;
static PyObject *__pyx_n_u_t;
static PyObject *__pyx_n_s_test;
static PyObject *__pyx_n_s_traceback;
static PyObject *__pyx_n_s_ttype;
static PyObject *__pyx_kp_u_utf_8;
static PyObject *__pyx_n_s_value;
static PyObject *__pyx_n_u_w;
static PyObject *__pyx_n_s_writable;
static PyObject *__pyx_n_s_write;
static int __pyx_pf_6dinopy_13output_opener_17_AsciiTextWrapper___init__(struct __pyx_obj_6dinopy_13output_opener__AsciiTextWrapper *__pyx_v_self, PyObject *__pyx_v_stream); /* proto */
static PyObject *__pyx_pf_6dinopy_13output_opener_17_AsciiTextWrapper_2write(struct __pyx_obj_6dinopy_13output_opener__AsciiTextWrapper *__pyx_v_self, PyObject *__pyx_v_something); /* proto */
static PyObject *__pyx_pf_6dinopy_13output_opener_17_AsciiTextWrapper_4close(struct __pyx_obj_6dinopy_13output_opener__AsciiTextWrapper *__pyx_v_self); /* proto */
static int __pyx_pf_6dinopy_13output_opener_12OutputOpener___init__(struct __pyx_obj_6dinopy_13output_opener_OutputOpener *__pyx_v_self, PyObject *__pyx_v_sink, PyObject *__pyx_v_mode); /* proto */
static PyObject *__pyx_pf_6dinopy_13output_opener_12OutputOpener_2is_open(struct __pyx_obj_6dinopy_13output_opener_OutputOpener *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_6dinopy_13output_opener_12OutputOpener_4open(struct __pyx_obj_6dinopy_13output_opener_OutputOpener *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_6dinopy_13output_opener_12OutputOpener_6__enter__(struct __pyx_obj_6dinopy_13output_opener_OutputOpener *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_6dinopy_13output_opener_12OutputOpener_8close(struct __pyx_obj_6dinopy_13output_opener_OutputOpener *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_6dinopy_13output_opener_12OutputOpener_10__exit__(struct __pyx_obj_6dinopy_13output_opener_OutputOpener *__pyx_v_self, PyObject *__pyx_v_ttype, PyObject *__pyx_v_value, PyObject *__pyx_v_traceback); /* proto */
static PyObject *__pyx_tp_new_6dinopy_13output_opener__AsciiTextWrapper(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_6dinopy_13output_opener_OutputOpener(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_int_64;
static PyObject *__pyx_int_neg_3;
static PyObject *__pyx_tuple_;
static PyObject *__pyx_slice__4;
static PyObject *__pyx_tuple__2;
static PyObject *__pyx_tuple__3;
static PyObject *__pyx_tuple__5;
static PyObject *__pyx_tuple__6;
static PyObject *__pyx_tuple__7;

/* "dinopy/output_opener.pyx":11
 * 
 * cdef class _AsciiTextWrapper:
 *     def __init__(self, stream):             # <<<<<<<<<<<<<<
 *         self.stream = stream
 * 
 */

/* Python wrapper */
static int __pyx_pw_6dinopy_13output_opener_17_AsciiTextWrapper_1__init__(PyObject *__pyx_v_self, PyObject *__pyx_args, PyObject *__pyx_kwds); /*proto*/
static int __pyx_pw_6dinopy_13output_opener_17_AsciiTextWrapper_1__init__(PyObject *__pyx_v_self, PyObject *__pyx_args, PyObject *__pyx_kwds) {
  PyObject *__pyx_v_stream = 0;
  int __pyx_r;
  __Pyx_RefNannyDeclarations
  __Pyx_RefNannySetupContext("__init__ (wrapper)", 0);
  {
    static PyObject **__pyx_pyargnames[] = {&__pyx_n_s_stream,0};
    PyObject* values[1] = {0};
    if (unlikely(__pyx_kwds)) {
      Py_ssize_t kw_args;
      const Py_ssize_t pos_args = PyTuple_GET_SIZE(__pyx_args);
      switch (pos_args) {
        case  1: values[0] = PyTuple_GET_ITEM(__pyx_args, 0);
        case  0: break;
        default: goto __pyx_L5_argtuple_error;
      }
      kw_args = PyDict_Size(__pyx_kwds);
      switch (pos_args) {
        case  0:
        if (likely((values[0] = PyDict_GetItem(__pyx_kwds, __pyx_n_s_stream)) != 0)) kw_args--;
        else goto __pyx_L5_argtuple_error;
      }
      if (unlikely(kw_args > 0)) {
        if (unlikely(__Pyx_ParseOptionalKeywords(__pyx_kwds, __pyx_pyargnames, 0, values, pos_args, "__init__") < 0)) __PYX_ERR(0, 11, __pyx_L3_error)
      }
    } else if (PyTuple_GET_SIZE(__pyx_args) != 1) {
      goto __pyx_L5_argtuple_error;
    } else {
      values[0] = PyTuple_GET_ITEM(__pyx_args, 0);
    }
    __pyx_v_stream = values[0];
  }
  goto __pyx_L4_argument_unpacking_done;
  __pyx_L5_argtuple_error:;
  __Pyx_RaiseArgtupleInvalid("__init__", 1, 1, 1, PyTuple_GET_SIZE(__pyx_args)); __PYX_ERR(0, 11, __pyx_L3_error)
  __pyx_L3_error:;
  __Pyx_AddTraceback("dinopy.output_opener._AsciiTextWrapper.__init__", __pyx_clineno, __pyx_lineno, __pyx_filename);
  __Pyx_RefNannyFinishContext();
  return -1;
  __pyx_L4_argument_unpacking_done:;
  __pyx_r = __pyx_pf_6dinopy_13output_opener_17_AsciiTextWrapper___init__(((struct __pyx_obj_6dinopy_13output_opener__AsciiTextWrapper *)__pyx_v_self), __pyx_v_stream);

  /* function exit code */
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

static int __pyx_pf_6dinopy_13output_opener_17_AsciiTextWrapper___init__(struct __pyx_obj_6dinopy_13output_opener__AsciiTextWrapper *__pyx_v_self, PyObject *__pyx_v_stream) {
  int __pyx_r;
  __Pyx_RefNannyDeclarations
  __Pyx_RefNannySetupContext("__init__", 0);

  /* "dinopy/output_opener.pyx":12
 * cdef class _AsciiTextWrapper:
 *     def __init__(self, stream):
 *         self.stream = stream             # <<<<<<<<<<<<<<
 * 
 *     def write(self, object something):
 */
  __Pyx_INCREF(__pyx_v_stream);
  __Pyx_GIVEREF(__pyx_v_stream);
  __Pyx_GOTREF(__pyx_v_self->stream);
  __Pyx_DECREF(__pyx_v_self->stream);
  __pyx_v_self->stream = __pyx_v_stream;

  /* "dinopy/output_opener.pyx":11
 * 
 * cdef class _AsciiTextWrapper:
 *     def __init__(self, stream):             # <<<<<<<<<<<<<<
 *         self.stream = stream
 * 
 */

  /* function exit code */
  __pyx_r = 0;
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

/* "dinopy/output_opener.pyx":14
 *         self.stream = stream
 * 
 *     def write(self, object something):             # <<<<<<<<<<<<<<
 *         if isinstance(something, str):
 *             self.stream.write(something)
 */

/* Python wrapper */
static PyObject *__pyx_pw_6dinopy_13output_opener_17_AsciiTextWrapper_3write(PyObject *__pyx_v_self, PyObject *__pyx_v_something); /*proto*/
static char __pyx_doc_6dinopy_13output_opener_17_AsciiTextWrapper_2write[] = "_AsciiTextWrapper.write(self, something)";
static PyObject *__pyx_pw_6dinopy_13output_opener_17_AsciiTextWrapper_3write(PyObject *__pyx_v_self, PyObject *__pyx_v_something) {
  PyObject *__pyx_r = 0;
  __Pyx_RefNannyDeclarations
  __Pyx_RefNannySetupContext("write (wrapper)", 0);
  __pyx_r = __pyx_pf_6dinopy_13output_opener_17_AsciiTextWrapper_2write(((struct __pyx_obj_6dinopy_13output_opener__AsciiTextWrapper *)__pyx_v_self), ((PyObject *)__pyx_v_something));

  /* function exit code */
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

static PyObject *__pyx_pf_6dinopy_13output_opener_17_AsciiTextWrapper_2write(struct __pyx_obj_6dinopy_13output_opener__AsciiTextWrapper *__pyx_v_self, PyObject *__pyx_v_something) {
  PyObject *__pyx_r = NULL;
  __Pyx_RefNannyDeclarations
  int __pyx_t_1;
  int __pyx_t_2;
  PyObject *__pyx_t_3 = NULL;
  PyObject *__pyx_t_4 = NULL;
  PyObject *__pyx_t_5 = NULL;
  PyObject *__pyx_t_6 = NULL;
  PyObject *__pyx_t_7 = NULL;
  __Pyx_RefNannySetupContext("write", 0);

  /* "dinopy/output_opener.pyx":15
 * 
 *     def write(self, object something):
 *         if isinstance(something, str):             # <<<<<<<<<<<<<<
 *             self.stream.write(something)
 *         elif isinstance(something, bytes):
 */
  __pyx_t_1 = PyUnicode_Check(__pyx_v_something); 
  __pyx_t_2 = (__pyx_t_1 != 0);
  if (__pyx_t_2) {

    /* "dinopy/output_opener.pyx":16
 *     def write(self, object something):
 *         if isinstance(something, str):
 *             self.stream.write(something)             # <<<<<<<<<<<<<<
 *         elif isinstance(something, bytes):
 *             self.stream.write(something.decode("ascii"))
 */
    __pyx_t_4 = __Pyx_PyObject_GetAttrStr(__pyx_v_self->stream, __pyx_n_s_write); if (unlikely(!__pyx_t_4)) __PYX_ERR(0, 16, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_4);
    __pyx_t_5 = NULL;
    if (CYTHON_UNPACK_METHODS && likely(PyMethod_Check(__pyx_t_4))) {
      __pyx_t_5 = PyMethod_GET_SELF(__pyx_t_4);
      if (likely(__pyx_t_5)) {
        PyObject* function = PyMethod_GET_FUNCTION(__pyx_t_4);
        __Pyx_INCREF(__pyx_t_5);
        __Pyx_INCREF(function);
        __Pyx_DECREF_SET(__pyx_t_4, function);
      }
    }
    if (!__pyx_t_5) {
      __pyx_t_3 = __Pyx_PyObject_CallOneArg(__pyx_t_4, __pyx_v_something); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 16, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_3);
    } else {
      #if CYTHON_FAST_PYCALL
      if (PyFunction_Check(__pyx_t_4)) {
        PyObject *__pyx_temp[2] = {__pyx_t_5, __pyx_v_something};
        __pyx_t_3 = __Pyx_PyFunction_FastCall(__pyx_t_4, __pyx_temp+1-1, 1+1); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 16, __pyx_L1_error)
        __Pyx_XDECREF(__pyx_t_5); __pyx_t_5 = 0;
        __Pyx_GOTREF(__pyx_t_3);
      } else
      #endif
      #if CYTHON_FAST_PYCCALL
      if (__Pyx_PyFastCFunction_Check(__pyx_t_4)) {
        PyObject *__pyx_temp[2] = {__pyx_t_5, __pyx_v_something};
        __pyx_t_3 = __Pyx_PyCFunction_FastCall(__pyx_t_4, __pyx_temp+1-1, 1+1); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 16, __pyx_L1_error)
        __Pyx_XDECREF(__pyx_t_5); __pyx_t_5 = 0;
        __Pyx_GOTREF(__pyx_t_3);
      } else
      #endif
      {
        __pyx_t_6 = PyTuple_New(1+1); if (unlikely(!__pyx_t_6)) __PYX_ERR(0, 16, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_6);
        __Pyx_GIVEREF(__pyx_t_5); PyTuple_SET_ITEM(__pyx_t_6, 0, __pyx_t_5); __pyx_t_5 = NULL;
        __Pyx_INCREF(__pyx_v_something);
        __Pyx_GIVEREF(__pyx_v_something);
        PyTuple_SET_ITEM(__pyx_t_6, 0+1, __pyx_v_something);
        __pyx_t_3 = __Pyx_PyObject_Call(__pyx_t_4, __pyx_t_6, NULL); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 16, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_3);
        __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
      }
    }
    __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
    __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;

    /* "dinopy/output_opener.pyx":15
 * 
 *     def write(self, object something):
 *         if isinstance(something, str):             # <<<<<<<<<<<<<<
 *             self.stream.write(something)
 *         elif isinstance(something, bytes):
 */
    goto __pyx_L3;
  }

  /* "dinopy/output_opener.pyx":17
 *         if isinstance(something, str):
 *             self.stream.write(something)
 *         elif isinstance(something, bytes):             # <<<<<<<<<<<<<<
 *             self.stream.write(something.decode("ascii"))
 *         else:
 */
  __pyx_t_2 = PyBytes_Check(__pyx_v_something); 
  __pyx_t_1 = (__pyx_t_2 != 0);
  if (__pyx_t_1) {

    /* "dinopy/output_opener.pyx":18
 *             self.stream.write(something)
 *         elif isinstance(something, bytes):
 *             self.stream.write(something.decode("ascii"))             # <<<<<<<<<<<<<<
 *         else:
 *             raise TypeError("Can only write bytes or str; actual type was {}".format(type(something)))
 */
    __pyx_t_4 = __Pyx_PyObject_GetAttrStr(__pyx_v_self->stream, __pyx_n_s_write); if (unlikely(!__pyx_t_4)) __PYX_ERR(0, 18, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_4);
    __pyx_t_6 = __Pyx_PyObject_GetAttrStr(__pyx_v_something, __pyx_n_s_decode); if (unlikely(!__pyx_t_6)) __PYX_ERR(0, 18, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_6);
    __pyx_t_5 = __Pyx_PyObject_Call(__pyx_t_6, __pyx_tuple_, NULL); if (unlikely(!__pyx_t_5)) __PYX_ERR(0, 18, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_5);
    __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
    __pyx_t_6 = NULL;
    if (CYTHON_UNPACK_METHODS && likely(PyMethod_Check(__pyx_t_4))) {
      __pyx_t_6 = PyMethod_GET_SELF(__pyx_t_4);
      if (likely(__pyx_t_6)) {
        PyObject* function = PyMethod_GET_FUNCTION(__pyx_t_4);
        __Pyx_INCREF(__pyx_t_6);
        __Pyx_INCREF(function);
        __Pyx_DECREF_SET(__pyx_t_4, function);
      }
    }
    if (!__pyx_t_6) {
      __pyx_t_3 = __Pyx_PyObject_CallOneArg(__pyx_t_4, __pyx_t_5); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 18, __pyx_L1_error)
      __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
      __Pyx_GOTREF(__pyx_t_3);
    } else {
      #if CYTHON_FAST_PYCALL
      if (PyFunction_Check(__pyx_t_4)) {
        PyObject *__pyx_temp[2] = {__pyx_t_6, __pyx_t_5};
        __pyx_t_3 = __Pyx_PyFunction_FastCall(__pyx_t_4, __pyx_temp+1-1, 1+1); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 18, __pyx_L1_error)
        __Pyx_XDECREF(__pyx_t_6); __pyx_t_6 = 0;
        __Pyx_GOTREF(__pyx_t_3);
        __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
      } else
      #endif
      #if CYTHON_FAST_PYCCALL
      if (__Pyx_PyFastCFunction_Check(__pyx_t_4)) {
        PyObject *__pyx_temp[2] = {__pyx_t_6, __pyx_t_5};
        __pyx_t_3 = __Pyx_PyCFunction_FastCall(__pyx_t_4, __pyx_temp+1-1, 1+1); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 18, __pyx_L1_error)
        __Pyx_XDECREF(__pyx_t_6); __pyx_t_6 = 0;
        __Pyx_GOTREF(__pyx_t_3);
        __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
      } else
      #endif
      {
        __pyx_t_7 = PyTuple_New(1+1); if (unlikely(!__pyx_t_7)) __PYX_ERR(0, 18, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_7);
        __Pyx_GIVEREF(__pyx_t_6); PyTuple_SET_ITEM(__pyx_t_7, 0, __pyx_t_6); __pyx_t_6 = NULL;
        __Pyx_GIVEREF(__pyx_t_5);
        PyTuple_SET_ITEM(__pyx_t_7, 0+1, __pyx_t_5);
        __pyx_t_5 = 0;
        __pyx_t_3 = __Pyx_PyObject_Call(__pyx_t_4, __pyx_t_7, NULL); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 18, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_3);
        __Pyx_DECREF(__pyx_t_7); __pyx_t_7 = 0;
      }
    }
    __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
    __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;

    /* "dinopy/output_opener.pyx":17
 *         if isinstance(something, str):
 *             self.stream.write(something)
 *         elif isinstance(something, bytes):             # <<<<<<<<<<<<<<
 *             self.stream.write(something.decode("ascii"))
 *         else:
 */
    goto __pyx_L3;
  }

  /* "dinopy/output_opener.pyx":20
 *             self.stream.write(something.decode("ascii"))
 *         else:
 *             raise TypeError("Can only write bytes or str; actual type was {}".format(type(something)))             # <<<<<<<<<<<<<<
 * 
 *     def close(self):
 */
  /*else*/ {
    __pyx_t_4 = __Pyx_PyObject_GetAttrStr(__pyx_kp_u_Can_only_write_bytes_or_str_actu, __pyx_n_s_format); if (unlikely(!__pyx_t_4)) __PYX_ERR(0, 20, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_4);
    __pyx_t_7 = NULL;
    if (CYTHON_UNPACK_METHODS && likely(PyMethod_Check(__pyx_t_4))) {
      __pyx_t_7 = PyMethod_GET_SELF(__pyx_t_4);
      if (likely(__pyx_t_7)) {
        PyObject* function = PyMethod_GET_FUNCTION(__pyx_t_4);
        __Pyx_INCREF(__pyx_t_7);
        __Pyx_INCREF(function);
        __Pyx_DECREF_SET(__pyx_t_4, function);
      }
    }
    if (!__pyx_t_7) {
      __pyx_t_3 = __Pyx_PyObject_CallOneArg(__pyx_t_4, ((PyObject *)Py_TYPE(__pyx_v_something))); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 20, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_3);
    } else {
      #if CYTHON_FAST_PYCALL
      if (PyFunction_Check(__pyx_t_4)) {
        PyObject *__pyx_temp[2] = {__pyx_t_7, ((PyObject *)Py_TYPE(__pyx_v_something))};
        __pyx_t_3 = __Pyx_PyFunction_FastCall(__pyx_t_4, __pyx_temp+1-1, 1+1); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 20, __pyx_L1_error)
        __Pyx_XDECREF(__pyx_t_7); __pyx_t_7 = 0;
        __Pyx_GOTREF(__pyx_t_3);
      } else
      #endif
      #if CYTHON_FAST_PYCCALL
      if (__Pyx_PyFastCFunction_Check(__pyx_t_4)) {
        PyObject *__pyx_temp[2] = {__pyx_t_7, ((PyObject *)Py_TYPE(__pyx_v_something))};
        __pyx_t_3 = __Pyx_PyCFunction_FastCall(__pyx_t_4, __pyx_temp+1-1, 1+1); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 20, __pyx_L1_error)
        __Pyx_XDECREF(__pyx_t_7); __pyx_t_7 = 0;
        __Pyx_GOTREF(__pyx_t_3);
      } else
      #endif
      {
        __pyx_t_5 = PyTuple_New(1+1); if (unlikely(!__pyx_t_5)) __PYX_ERR(0, 20, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_5);
        __Pyx_GIVEREF(__pyx_t_7); PyTuple_SET_ITEM(__pyx_t_5, 0, __pyx_t_7); __pyx_t_7 = NULL;
        __Pyx_INCREF(((PyObject *)Py_TYPE(__pyx_v_something)));
        __Pyx_GIVEREF(((PyObject *)Py_TYPE(__pyx_v_something)));
        PyTuple_SET_ITEM(__pyx_t_5, 0+1, ((PyObject *)Py_TYPE(__pyx_v_something)));
        __pyx_t_3 = __Pyx_PyObject_Call(__pyx_t_4, __pyx_t_5, NULL); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 20, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_3);
        __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
      }
    }
    __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
    __pyx_t_4 = PyTuple_New(1); if (unlikely(!__pyx_t_4)) __PYX_ERR(0, 20, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_4);
    __Pyx_GIVEREF(__pyx_t_3);
    PyTuple_SET_ITEM(__pyx_t_4, 0, __pyx_t_3);
    __pyx_t_3 = 0;
    __pyx_t_3 = __Pyx_PyObject_Call(__pyx_builtin_TypeError, __pyx_t_4, NULL); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 20, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_3);
    __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
    __Pyx_Raise(__pyx_t_3, 0, 0, 0);
    __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
    __PYX_ERR(0, 20, __pyx_L1_error)
  }
  __pyx_L3:;

  /* "dinopy/output_opener.pyx":14
 *         self.stream = stream
 * 
 *     def write(self, object something):             # <<<<<<<<<<<<<<
 *         if isinstance(something, str):
 *             self.stream.write(something)
 */

  /* function exit code */
  __pyx_r = Py_None; __Pyx_INCREF(Py_None);
  goto __pyx_L0;
  __pyx_L1_error:;
  __Pyx_XDECREF(__pyx_t_3);
  __Pyx_XDECREF(__pyx_t_4);
  __Pyx_XDECREF(__pyx_t_5);
  __Pyx_XDECREF(__pyx_t_6);
  __Pyx_XDECREF(__pyx_t_7);
  __Pyx_AddTraceback("dinopy.output_opener._AsciiTextWrapper.write", __pyx_clineno, __pyx_lineno, __pyx_filename);
  __pyx_r = NULL;
  __pyx_L0:;
  __Pyx_XGIVEREF(__pyx_r);
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

/* "dinopy/output_opener.pyx":22
 *             raise TypeError("Can only write bytes or str; actual type was {}".format(type(something)))
 * 
 *     def close(self):             # <<<<<<<<<<<<<<
 *         self.stream.close()
 * 
 */

/* Python wrapper */
static PyObject *__pyx_pw_6dinopy_13output_opener_17_AsciiTextWrapper_5close(PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *unused); /*proto*/
static char __pyx_doc_6dinopy_13output_opener_17_AsciiTextWrapper_4close[] = "_AsciiTextWrapper.close(self)";
static PyObject *__pyx_pw_6dinopy_13output_opener_17_AsciiTextWrapper_5close(PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *unused) {
  PyObject *__pyx_r = 0;
  __Pyx_RefNannyDeclarations
  __Pyx_RefNannySetupContext("close (wrapper)", 0);
  __pyx_r = __pyx_pf_6dinopy_13output_opener_17_AsciiTextWrapper_4close(((struct __pyx_obj_6dinopy_13output_opener__AsciiTextWrapper *)__pyx_v_self));

  /* function exit code */
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

static PyObject *__pyx_pf_6dinopy_13output_opener_17_AsciiTextWrapper_4close(struct __pyx_obj_6dinopy_13output_opener__AsciiTextWrapper *__pyx_v_self) {
  PyObject *__pyx_r = NULL;
  __Pyx_RefNannyDeclarations
  PyObject *__pyx_t_1 = NULL;
  PyObject *__pyx_t_2 = NULL;
  PyObject *__pyx_t_3 = NULL;
  __Pyx_RefNannySetupContext("close", 0);

  /* "dinopy/output_opener.pyx":23
 * 
 *     def close(self):
 *         self.stream.close()             # <<<<<<<<<<<<<<
 * 
 * cdef class OutputOpener:
 */
  __pyx_t_2 = __Pyx_PyObject_GetAttrStr(__pyx_v_self->stream, __pyx_n_s_close); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 23, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_2);
  __pyx_t_3 = NULL;
  if (CYTHON_UNPACK_METHODS && likely(PyMethod_Check(__pyx_t_2))) {
    __pyx_t_3 = PyMethod_GET_SELF(__pyx_t_2);
    if (likely(__pyx_t_3)) {
      PyObject* function = PyMethod_GET_FUNCTION(__pyx_t_2);
      __Pyx_INCREF(__pyx_t_3);
      __Pyx_INCREF(function);
      __Pyx_DECREF_SET(__pyx_t_2, function);
    }
  }
  if (__pyx_t_3) {
    __pyx_t_1 = __Pyx_PyObject_CallOneArg(__pyx_t_2, __pyx_t_3); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 23, __pyx_L1_error)
    __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
  } else {
    __pyx_t_1 = __Pyx_PyObject_CallNoArg(__pyx_t_2); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 23, __pyx_L1_error)
  }
  __Pyx_GOTREF(__pyx_t_1);
  __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;

  /* "dinopy/output_opener.pyx":22
 *             raise TypeError("Can only write bytes or str; actual type was {}".format(type(something)))
 * 
 *     def close(self):             # <<<<<<<<<<<<<<
 *         self.stream.close()
 * 
 */

  /* function exit code */
  __pyx_r = Py_None; __Pyx_INCREF(Py_None);
  goto __pyx_L0;
  __pyx_L1_error:;
  __Pyx_XDECREF(__pyx_t_1);
  __Pyx_XDECREF(__pyx_t_2);
  __Pyx_XDECREF(__pyx_t_3);
  __Pyx_AddTraceback("dinopy.output_opener._AsciiTextWrapper.close", __pyx_clineno, __pyx_lineno, __pyx_filename);
  __pyx_r = NULL;
  __pyx_L0:;
  __Pyx_XGIVEREF(__pyx_r);
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

/* "dinopy/output_opener.pyx":27
 * cdef class OutputOpener:
 *     @cython.embedsignature(False)
 *     def __init__(self, sink, mode='b'):             # <<<<<<<<<<<<<<
 *         """__init__(sink)
 * 
 */

/* Python wrapper */
static int __pyx_pw_6dinopy_13output_opener_12OutputOpener_1__init__(PyObject *__pyx_v_self, PyObject *__pyx_args, PyObject *__pyx_kwds); /*proto*/
static char __pyx_doc_6dinopy_13output_opener_12OutputOpener___init__[] = "__init__(sink)\n\n        Open the output as an iterable over byte lines.\n\n        General opener for all output sinks supported by dinopy.\n        Assures that an iterable over the output is present as\n        an Iterable over bytes objects (lines).\n\n        Arguments:\n            sink: sys.stdout, file_object (BufferedWriter),\n                    filepath (gzipped or plain file)\n            mode: a combination of\n\n                    - 'b' / 't' for binary / text and\n\n                    - 'a' / 'f' / '' for append / force overwrite / raise Error if file exists.\n\n                    Defaults to 'b'.\n\n        Examples:\n\n            Writing to a file::\n\n                with OutputOpener(\"filepath/file.fastq\") as writer:\n                    writer.write(stuff)\n\n            Writing to stdout::\n\n                with OutputOpener(sys.stdout) as writer:\n                    writer.write(stuff)\n        ";
#if CYTHON_COMPILING_IN_CPYTHON
struct wrapperbase __pyx_wrapperbase_6dinopy_13output_opener_12OutputOpener___init__;
#endif
static int __pyx_pw_6dinopy_13output_opener_12OutputOpener_1__init__(PyObject *__pyx_v_self, PyObject *__pyx_args, PyObject *__pyx_kwds) {
  PyObject *__pyx_v_sink = 0;
  PyObject *__pyx_v_mode = 0;
  int __pyx_r;
  __Pyx_RefNannyDeclarations
  __Pyx_RefNannySetupContext("__init__ (wrapper)", 0);
  {
    static PyObject **__pyx_pyargnames[] = {&__pyx_n_s_sink,&__pyx_n_s_mode,0};
    PyObject* values[2] = {0,0};
    values[1] = ((PyObject *)__pyx_n_u_b);
    if (unlikely(__pyx_kwds)) {
      Py_ssize_t kw_args;
      const Py_ssize_t pos_args = PyTuple_GET_SIZE(__pyx_args);
      switch (pos_args) {
        case  2: values[1] = PyTuple_GET_ITEM(__pyx_args, 1);
        case  1: values[0] = PyTuple_GET_ITEM(__pyx_args, 0);
        case  0: break;
        default: goto __pyx_L5_argtuple_error;
      }
      kw_args = PyDict_Size(__pyx_kwds);
      switch (pos_args) {
        case  0:
        if (likely((values[0] = PyDict_GetItem(__pyx_kwds, __pyx_n_s_sink)) != 0)) kw_args--;
        else goto __pyx_L5_argtuple_error;
        case  1:
        if (kw_args > 0) {
          PyObject* value = PyDict_GetItem(__pyx_kwds, __pyx_n_s_mode);
          if (value) { values[1] = value; kw_args--; }
        }
      }
      if (unlikely(kw_args > 0)) {
        if (unlikely(__Pyx_ParseOptionalKeywords(__pyx_kwds, __pyx_pyargnames, 0, values, pos_args, "__init__") < 0)) __PYX_ERR(0, 27, __pyx_L3_error)
      }
    } else {
      switch (PyTuple_GET_SIZE(__pyx_args)) {
        case  2: values[1] = PyTuple_GET_ITEM(__pyx_args, 1);
        case  1: values[0] = PyTuple_GET_ITEM(__pyx_args, 0);
        break;
        default: goto __pyx_L5_argtuple_error;
      }
    }
    __pyx_v_sink = values[0];
    __pyx_v_mode = values[1];
  }
  goto __pyx_L4_argument_unpacking_done;
  __pyx_L5_argtuple_error:;
  __Pyx_RaiseArgtupleInvalid("__init__", 0, 1, 2, PyTuple_GET_SIZE(__pyx_args)); __PYX_ERR(0, 27, __pyx_L3_error)
  __pyx_L3_error:;
  __Pyx_AddTraceback("dinopy.output_opener.OutputOpener.__init__", __pyx_clineno, __pyx_lineno, __pyx_filename);
  __Pyx_RefNannyFinishContext();
  return -1;
  __pyx_L4_argument_unpacking_done:;
  __pyx_r = __pyx_pf_6dinopy_13output_opener_12OutputOpener___init__(((struct __pyx_obj_6dinopy_13output_opener_OutputOpener *)__pyx_v_self), __pyx_v_sink, __pyx_v_mode);

  /* function exit code */
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

static int __pyx_pf_6dinopy_13output_opener_12OutputOpener___init__(struct __pyx_obj_6dinopy_13output_opener_OutputOpener *__pyx_v_self, PyObject *__pyx_v_sink, PyObject *__pyx_v_mode) {
  int __pyx_r;
  __Pyx_RefNannyDeclarations
  int __pyx_t_1;
  int __pyx_t_2;
  PyObject *__pyx_t_3 = NULL;
  int __pyx_t_4;
  PyObject *__pyx_t_5 = NULL;
  PyObject *__pyx_t_6 = NULL;
  PyObject *__pyx_t_7 = NULL;
  int __pyx_t_8;
  int __pyx_t_9;
  PyObject *__pyx_t_10 = NULL;
  __Pyx_RefNannySetupContext("__init__", 0);

  /* "dinopy/output_opener.pyx":60
 *         """
 *         # check if the `sink` argument is valid
 *         if sink is None:             # <<<<<<<<<<<<<<
 *             raise TypeError("Sink must not be None.")
 *         if isinstance(sink, str) and not sink.strip():
 */
  __pyx_t_1 = (__pyx_v_sink == Py_None);
  __pyx_t_2 = (__pyx_t_1 != 0);
  if (__pyx_t_2) {

    /* "dinopy/output_opener.pyx":61
 *         # check if the `sink` argument is valid
 *         if sink is None:
 *             raise TypeError("Sink must not be None.")             # <<<<<<<<<<<<<<
 *         if isinstance(sink, str) and not sink.strip():
 *             raise ValueError("Sink must be either a path to a file or a filehandle/stream, not {}.".format(sink))
 */
    __pyx_t_3 = __Pyx_PyObject_Call(__pyx_builtin_TypeError, __pyx_tuple__2, NULL); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 61, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_3);
    __Pyx_Raise(__pyx_t_3, 0, 0, 0);
    __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
    __PYX_ERR(0, 61, __pyx_L1_error)

    /* "dinopy/output_opener.pyx":60
 *         """
 *         # check if the `sink` argument is valid
 *         if sink is None:             # <<<<<<<<<<<<<<
 *             raise TypeError("Sink must not be None.")
 *         if isinstance(sink, str) and not sink.strip():
 */
  }

  /* "dinopy/output_opener.pyx":62
 *         if sink is None:
 *             raise TypeError("Sink must not be None.")
 *         if isinstance(sink, str) and not sink.strip():             # <<<<<<<<<<<<<<
 *             raise ValueError("Sink must be either a path to a file or a filehandle/stream, not {}.".format(sink))
 *         if not (isinstance(sink, (str, bytes, IOBase)) or sink == sys.stdout):
 */
  __pyx_t_1 = PyUnicode_Check(__pyx_v_sink); 
  __pyx_t_4 = (__pyx_t_1 != 0);
  if (__pyx_t_4) {
  } else {
    __pyx_t_2 = __pyx_t_4;
    goto __pyx_L5_bool_binop_done;
  }
  __pyx_t_5 = __Pyx_PyObject_GetAttrStr(__pyx_v_sink, __pyx_n_s_strip); if (unlikely(!__pyx_t_5)) __PYX_ERR(0, 62, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_5);
  __pyx_t_6 = NULL;
  if (CYTHON_UNPACK_METHODS && likely(PyMethod_Check(__pyx_t_5))) {
    __pyx_t_6 = PyMethod_GET_SELF(__pyx_t_5);
    if (likely(__pyx_t_6)) {
      PyObject* function = PyMethod_GET_FUNCTION(__pyx_t_5);
      __Pyx_INCREF(__pyx_t_6);
      __Pyx_INCREF(function);
      __Pyx_DECREF_SET(__pyx_t_5, function);
    }
  }
  if (__pyx_t_6) {
    __pyx_t_3 = __Pyx_PyObject_CallOneArg(__pyx_t_5, __pyx_t_6); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 62, __pyx_L1_error)
    __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
  } else {
    __pyx_t_3 = __Pyx_PyObject_CallNoArg(__pyx_t_5); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 62, __pyx_L1_error)
  }
  __Pyx_GOTREF(__pyx_t_3);
  __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
  __pyx_t_4 = __Pyx_PyObject_IsTrue(__pyx_t_3); if (unlikely(__pyx_t_4 < 0)) __PYX_ERR(0, 62, __pyx_L1_error)
  __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
  __pyx_t_1 = ((!__pyx_t_4) != 0);
  __pyx_t_2 = __pyx_t_1;
  __pyx_L5_bool_binop_done:;
  if (__pyx_t_2) {

    /* "dinopy/output_opener.pyx":63
 *             raise TypeError("Sink must not be None.")
 *         if isinstance(sink, str) and not sink.strip():
 *             raise ValueError("Sink must be either a path to a file or a filehandle/stream, not {}.".format(sink))             # <<<<<<<<<<<<<<
 *         if not (isinstance(sink, (str, bytes, IOBase)) or sink == sys.stdout):
 *             raise TypeError("Sink must be either a path to a file or a filehandle/stream, not {} ({}).".format(sink, type(sink)))
 */
    __pyx_t_5 = __Pyx_PyObject_GetAttrStr(__pyx_kp_u_Sink_must_be_either_a_path_to_a, __pyx_n_s_format); if (unlikely(!__pyx_t_5)) __PYX_ERR(0, 63, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_5);
    __pyx_t_6 = NULL;
    if (CYTHON_UNPACK_METHODS && likely(PyMethod_Check(__pyx_t_5))) {
      __pyx_t_6 = PyMethod_GET_SELF(__pyx_t_5);
      if (likely(__pyx_t_6)) {
        PyObject* function = PyMethod_GET_FUNCTION(__pyx_t_5);
        __Pyx_INCREF(__pyx_t_6);
        __Pyx_INCREF(function);
        __Pyx_DECREF_SET(__pyx_t_5, function);
      }
    }
    if (!__pyx_t_6) {
      __pyx_t_3 = __Pyx_PyObject_CallOneArg(__pyx_t_5, __pyx_v_sink); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 63, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_3);
    } else {
      #if CYTHON_FAST_PYCALL
      if (PyFunction_Check(__pyx_t_5)) {
        PyObject *__pyx_temp[2] = {__pyx_t_6, __pyx_v_sink};
        __pyx_t_3 = __Pyx_PyFunction_FastCall(__pyx_t_5, __pyx_temp+1-1, 1+1); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 63, __pyx_L1_error)
        __Pyx_XDECREF(__pyx_t_6); __pyx_t_6 = 0;
        __Pyx_GOTREF(__pyx_t_3);
      } else
      #endif
      #if CYTHON_FAST_PYCCALL
      if (__Pyx_PyFastCFunction_Check(__pyx_t_5)) {
        PyObject *__pyx_temp[2] = {__pyx_t_6, __pyx_v_sink};
        __pyx_t_3 = __Pyx_PyCFunction_FastCall(__pyx_t_5, __pyx_temp+1-1, 1+1); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 63, __pyx_L1_error)
        __Pyx_XDECREF(__pyx_t_6); __pyx_t_6 = 0;
        __Pyx_GOTREF(__pyx_t_3);
      } else
      #endif
      {
        __pyx_t_7 = PyTuple_New(1+1); if (unlikely(!__pyx_t_7)) __PYX_ERR(0, 63, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_7);
        __Pyx_GIVEREF(__pyx_t_6); PyTuple_SET_ITEM(__pyx_t_7, 0, __pyx_t_6); __pyx_t_6 = NULL;
        __Pyx_INCREF(__pyx_v_sink);
        __Pyx_GIVEREF(__pyx_v_sink);
        PyTuple_SET_ITEM(__pyx_t_7, 0+1, __pyx_v_sink);
        __pyx_t_3 = __Pyx_PyObject_Call(__pyx_t_5, __pyx_t_7, NULL); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 63, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_3);
        __Pyx_DECREF(__pyx_t_7); __pyx_t_7 = 0;
      }
    }
    __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
    __pyx_t_5 = PyTuple_New(1); if (unlikely(!__pyx_t_5)) __PYX_ERR(0, 63, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_5);
    __Pyx_GIVEREF(__pyx_t_3);
    PyTuple_SET_ITEM(__pyx_t_5, 0, __pyx_t_3);
    __pyx_t_3 = 0;
    __pyx_t_3 = __Pyx_PyObject_Call(__pyx_builtin_ValueError, __pyx_t_5, NULL); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 63, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_3);
    __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
    __Pyx_Raise(__pyx_t_3, 0, 0, 0);
    __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
    __PYX_ERR(0, 63, __pyx_L1_error)

    /* "dinopy/output_opener.pyx":62
 *         if sink is None:
 *             raise TypeError("Sink must not be None.")
 *         if isinstance(sink, str) and not sink.strip():             # <<<<<<<<<<<<<<
 *             raise ValueError("Sink must be either a path to a file or a filehandle/stream, not {}.".format(sink))
 *         if not (isinstance(sink, (str, bytes, IOBase)) or sink == sys.stdout):
 */
  }

  /* "dinopy/output_opener.pyx":64
 *         if isinstance(sink, str) and not sink.strip():
 *             raise ValueError("Sink must be either a path to a file or a filehandle/stream, not {}.".format(sink))
 *         if not (isinstance(sink, (str, bytes, IOBase)) or sink == sys.stdout):             # <<<<<<<<<<<<<<
 *             raise TypeError("Sink must be either a path to a file or a filehandle/stream, not {} ({}).".format(sink, type(sink)))
 * 
 */
  __pyx_t_3 = __Pyx_GetModuleGlobalName(__pyx_n_s_IOBase); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 64, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_3);
  __pyx_t_4 = PyUnicode_Check(__pyx_v_sink); 
  __pyx_t_8 = (__pyx_t_4 != 0);
  if (!__pyx_t_8) {
  } else {
    __pyx_t_1 = __pyx_t_8;
    goto __pyx_L10_bool_binop_done;
  }
  __pyx_t_8 = PyBytes_Check(__pyx_v_sink); 
  __pyx_t_4 = (__pyx_t_8 != 0);
  if (!__pyx_t_4) {
  } else {
    __pyx_t_1 = __pyx_t_4;
    goto __pyx_L10_bool_binop_done;
  }
  __pyx_t_4 = PyObject_IsInstance(__pyx_v_sink, __pyx_t_3); 
  __pyx_t_8 = (__pyx_t_4 != 0);
  __pyx_t_1 = __pyx_t_8;
  __pyx_L10_bool_binop_done:;
  __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
  __pyx_t_8 = (__pyx_t_1 != 0);
  if (!__pyx_t_8) {
  } else {
    __pyx_t_2 = __pyx_t_8;
    goto __pyx_L8_bool_binop_done;
  }
  __pyx_t_3 = __Pyx_GetModuleGlobalName(__pyx_n_s_sys); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 64, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_3);
  __pyx_t_5 = __Pyx_PyObject_GetAttrStr(__pyx_t_3, __pyx_n_s_stdout); if (unlikely(!__pyx_t_5)) __PYX_ERR(0, 64, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_5);
  __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
  __pyx_t_3 = PyObject_RichCompare(__pyx_v_sink, __pyx_t_5, Py_EQ); __Pyx_XGOTREF(__pyx_t_3); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 64, __pyx_L1_error)
  __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
  __pyx_t_8 = __Pyx_PyObject_IsTrue(__pyx_t_3); if (unlikely(__pyx_t_8 < 0)) __PYX_ERR(0, 64, __pyx_L1_error)
  __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
  __pyx_t_2 = __pyx_t_8;
  __pyx_L8_bool_binop_done:;
  __pyx_t_8 = ((!__pyx_t_2) != 0);
  if (__pyx_t_8) {

    /* "dinopy/output_opener.pyx":65
 *             raise ValueError("Sink must be either a path to a file or a filehandle/stream, not {}.".format(sink))
 *         if not (isinstance(sink, (str, bytes, IOBase)) or sink == sys.stdout):
 *             raise TypeError("Sink must be either a path to a file or a filehandle/stream, not {} ({}).".format(sink, type(sink)))             # <<<<<<<<<<<<<<
 * 
 *         self.sink = sink
 */
    __pyx_t_5 = __Pyx_PyObject_GetAttrStr(__pyx_kp_u_Sink_must_be_either_a_path_to_a_2, __pyx_n_s_format); if (unlikely(!__pyx_t_5)) __PYX_ERR(0, 65, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_5);
    __pyx_t_7 = NULL;
    __pyx_t_9 = 0;
    if (CYTHON_UNPACK_METHODS && likely(PyMethod_Check(__pyx_t_5))) {
      __pyx_t_7 = PyMethod_GET_SELF(__pyx_t_5);
      if (likely(__pyx_t_7)) {
        PyObject* function = PyMethod_GET_FUNCTION(__pyx_t_5);
        __Pyx_INCREF(__pyx_t_7);
        __Pyx_INCREF(function);
        __Pyx_DECREF_SET(__pyx_t_5, function);
        __pyx_t_9 = 1;
      }
    }
    #if CYTHON_FAST_PYCALL
    if (PyFunction_Check(__pyx_t_5)) {
      PyObject *__pyx_temp[3] = {__pyx_t_7, __pyx_v_sink, ((PyObject *)Py_TYPE(__pyx_v_sink))};
      __pyx_t_3 = __Pyx_PyFunction_FastCall(__pyx_t_5, __pyx_temp+1-__pyx_t_9, 2+__pyx_t_9); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 65, __pyx_L1_error)
      __Pyx_XDECREF(__pyx_t_7); __pyx_t_7 = 0;
      __Pyx_GOTREF(__pyx_t_3);
    } else
    #endif
    #if CYTHON_FAST_PYCCALL
    if (__Pyx_PyFastCFunction_Check(__pyx_t_5)) {
      PyObject *__pyx_temp[3] = {__pyx_t_7, __pyx_v_sink, ((PyObject *)Py_TYPE(__pyx_v_sink))};
      __pyx_t_3 = __Pyx_PyCFunction_FastCall(__pyx_t_5, __pyx_temp+1-__pyx_t_9, 2+__pyx_t_9); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 65, __pyx_L1_error)
      __Pyx_XDECREF(__pyx_t_7); __pyx_t_7 = 0;
      __Pyx_GOTREF(__pyx_t_3);
    } else
    #endif
    {
      __pyx_t_6 = PyTuple_New(2+__pyx_t_9); if (unlikely(!__pyx_t_6)) __PYX_ERR(0, 65, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_6);
      if (__pyx_t_7) {
        __Pyx_GIVEREF(__pyx_t_7); PyTuple_SET_ITEM(__pyx_t_6, 0, __pyx_t_7); __pyx_t_7 = NULL;
      }
      __Pyx_INCREF(__pyx_v_sink);
      __Pyx_GIVEREF(__pyx_v_sink);
      PyTuple_SET_ITEM(__pyx_t_6, 0+__pyx_t_9, __pyx_v_sink);
      __Pyx_INCREF(((PyObject *)Py_TYPE(__pyx_v_sink)));
      __Pyx_GIVEREF(((PyObject *)Py_TYPE(__pyx_v_sink)));
      PyTuple_SET_ITEM(__pyx_t_6, 1+__pyx_t_9, ((PyObject *)Py_TYPE(__pyx_v_sink)));
      __pyx_t_3 = __Pyx_PyObject_Call(__pyx_t_5, __pyx_t_6, NULL); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 65, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_3);
      __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
    }
    __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
    __pyx_t_5 = PyTuple_New(1); if (unlikely(!__pyx_t_5)) __PYX_ERR(0, 65, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_5);
    __Pyx_GIVEREF(__pyx_t_3);
    PyTuple_SET_ITEM(__pyx_t_5, 0, __pyx_t_3);
    __pyx_t_3 = 0;
    __pyx_t_3 = __Pyx_PyObject_Call(__pyx_builtin_TypeError, __pyx_t_5, NULL); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 65, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_3);
    __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
    __Pyx_Raise(__pyx_t_3, 0, 0, 0);
    __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
    __PYX_ERR(0, 65, __pyx_L1_error)

    /* "dinopy/output_opener.pyx":64
 *         if isinstance(sink, str) and not sink.strip():
 *             raise ValueError("Sink must be either a path to a file or a filehandle/stream, not {}.".format(sink))
 *         if not (isinstance(sink, (str, bytes, IOBase)) or sink == sys.stdout):             # <<<<<<<<<<<<<<
 *             raise TypeError("Sink must be either a path to a file or a filehandle/stream, not {} ({}).".format(sink, type(sink)))
 * 
 */
  }

  /* "dinopy/output_opener.pyx":67
 *             raise TypeError("Sink must be either a path to a file or a filehandle/stream, not {} ({}).".format(sink, type(sink)))
 * 
 *         self.sink = sink             # <<<<<<<<<<<<<<
 *         self.output_closable = True
 * 
 */
  __Pyx_INCREF(__pyx_v_sink);
  __Pyx_GIVEREF(__pyx_v_sink);
  __Pyx_GOTREF(__pyx_v_self->sink);
  __Pyx_DECREF(__pyx_v_self->sink);
  __pyx_v_self->sink = __pyx_v_sink;

  /* "dinopy/output_opener.pyx":68
 * 
 *         self.sink = sink
 *         self.output_closable = True             # <<<<<<<<<<<<<<
 * 
 *         if 't' in mode and 'b' in mode:
 */
  __Pyx_INCREF(Py_True);
  __Pyx_GIVEREF(Py_True);
  __Pyx_GOTREF(__pyx_v_self->output_closable);
  __Pyx_DECREF(((PyObject *)__pyx_v_self->output_closable));
  __pyx_v_self->output_closable = ((PyBoolObject *)Py_True);

  /* "dinopy/output_opener.pyx":70
 *         self.output_closable = True
 * 
 *         if 't' in mode and 'b' in mode:             # <<<<<<<<<<<<<<
 *             raise ValueError("Text mode 't' and binary mode 'b' are mutually exclusive.")
 *         self.output_type = 't' if 't' in mode else 'b'
 */
  __pyx_t_2 = (__Pyx_PySequence_ContainsTF(__pyx_n_u_t, __pyx_v_mode, Py_EQ)); if (unlikely(__pyx_t_2 < 0)) __PYX_ERR(0, 70, __pyx_L1_error)
  __pyx_t_1 = (__pyx_t_2 != 0);
  if (__pyx_t_1) {
  } else {
    __pyx_t_8 = __pyx_t_1;
    goto __pyx_L14_bool_binop_done;
  }
  __pyx_t_1 = (__Pyx_PySequence_ContainsTF(__pyx_n_u_b, __pyx_v_mode, Py_EQ)); if (unlikely(__pyx_t_1 < 0)) __PYX_ERR(0, 70, __pyx_L1_error)
  __pyx_t_2 = (__pyx_t_1 != 0);
  __pyx_t_8 = __pyx_t_2;
  __pyx_L14_bool_binop_done:;
  if (__pyx_t_8) {

    /* "dinopy/output_opener.pyx":71
 * 
 *         if 't' in mode and 'b' in mode:
 *             raise ValueError("Text mode 't' and binary mode 'b' are mutually exclusive.")             # <<<<<<<<<<<<<<
 *         self.output_type = 't' if 't' in mode else 'b'
 * 
 */
    __pyx_t_3 = __Pyx_PyObject_Call(__pyx_builtin_ValueError, __pyx_tuple__3, NULL); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 71, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_3);
    __Pyx_Raise(__pyx_t_3, 0, 0, 0);
    __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
    __PYX_ERR(0, 71, __pyx_L1_error)

    /* "dinopy/output_opener.pyx":70
 *         self.output_closable = True
 * 
 *         if 't' in mode and 'b' in mode:             # <<<<<<<<<<<<<<
 *             raise ValueError("Text mode 't' and binary mode 'b' are mutually exclusive.")
 *         self.output_type = 't' if 't' in mode else 'b'
 */
  }

  /* "dinopy/output_opener.pyx":72
 *         if 't' in mode and 'b' in mode:
 *             raise ValueError("Text mode 't' and binary mode 'b' are mutually exclusive.")
 *         self.output_type = 't' if 't' in mode else 'b'             # <<<<<<<<<<<<<<
 * 
 *         if self.output_type is 't' and isinstance(sink, str) and sink[-3:] == ".gz":
 */
  __pyx_t_8 = (__Pyx_PySequence_ContainsTF(__pyx_n_u_t, __pyx_v_mode, Py_EQ)); if (unlikely(__pyx_t_8 < 0)) __PYX_ERR(0, 72, __pyx_L1_error)
  if ((__pyx_t_8 != 0)) {
    __Pyx_INCREF(__pyx_n_u_t);
    __pyx_t_3 = __pyx_n_u_t;
  } else {
    __Pyx_INCREF(__pyx_n_u_b);
    __pyx_t_3 = __pyx_n_u_b;
  }
  __Pyx_GIVEREF(__pyx_t_3);
  __Pyx_GOTREF(__pyx_v_self->output_type);
  __Pyx_DECREF(__pyx_v_self->output_type);
  __pyx_v_self->output_type = ((PyObject*)__pyx_t_3);
  __pyx_t_3 = 0;

  /* "dinopy/output_opener.pyx":74
 *         self.output_type = 't' if 't' in mode else 'b'
 * 
 *         if self.output_type is 't' and isinstance(sink, str) and sink[-3:] == ".gz":             # <<<<<<<<<<<<<<
 *             raise ValueError("GZip output does not support textmode. Use 'b' instead.")
 * 
 */
  __pyx_t_2 = (__pyx_v_self->output_type == __pyx_n_u_t);
  __pyx_t_1 = (__pyx_t_2 != 0);
  if (__pyx_t_1) {
  } else {
    __pyx_t_8 = __pyx_t_1;
    goto __pyx_L17_bool_binop_done;
  }
  __pyx_t_1 = PyUnicode_Check(__pyx_v_sink); 
  __pyx_t_2 = (__pyx_t_1 != 0);
  if (__pyx_t_2) {
  } else {
    __pyx_t_8 = __pyx_t_2;
    goto __pyx_L17_bool_binop_done;
  }
  __pyx_t_3 = __Pyx_PyObject_GetSlice(__pyx_v_sink, -3L, 0, NULL, NULL, &__pyx_slice__4, 1, 0, 1); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 74, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_3);
  __pyx_t_2 = (__Pyx_PyUnicode_Equals(__pyx_t_3, __pyx_kp_u_gz, Py_EQ)); if (unlikely(__pyx_t_2 < 0)) __PYX_ERR(0, 74, __pyx_L1_error)
  __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
  __pyx_t_8 = __pyx_t_2;
  __pyx_L17_bool_binop_done:;
  if (__pyx_t_8) {

    /* "dinopy/output_opener.pyx":75
 * 
 *         if self.output_type is 't' and isinstance(sink, str) and sink[-3:] == ".gz":
 *             raise ValueError("GZip output does not support textmode. Use 'b' instead.")             # <<<<<<<<<<<<<<
 * 
 *         if 'w' in mode and 'a' in mode:
 */
    __pyx_t_3 = __Pyx_PyObject_Call(__pyx_builtin_ValueError, __pyx_tuple__5, NULL); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 75, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_3);
    __Pyx_Raise(__pyx_t_3, 0, 0, 0);
    __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
    __PYX_ERR(0, 75, __pyx_L1_error)

    /* "dinopy/output_opener.pyx":74
 *         self.output_type = 't' if 't' in mode else 'b'
 * 
 *         if self.output_type is 't' and isinstance(sink, str) and sink[-3:] == ".gz":             # <<<<<<<<<<<<<<
 *             raise ValueError("GZip output does not support textmode. Use 'b' instead.")
 * 
 */
  }

  /* "dinopy/output_opener.pyx":77
 *             raise ValueError("GZip output does not support textmode. Use 'b' instead.")
 * 
 *         if 'w' in mode and 'a' in mode:             # <<<<<<<<<<<<<<
 *             raise ValueError("Write mode 'w' and append mode 'a' are mutually exclusive.")
 * 
 */
  __pyx_t_2 = (__Pyx_PySequence_ContainsTF(__pyx_n_u_w, __pyx_v_mode, Py_EQ)); if (unlikely(__pyx_t_2 < 0)) __PYX_ERR(0, 77, __pyx_L1_error)
  __pyx_t_1 = (__pyx_t_2 != 0);
  if (__pyx_t_1) {
  } else {
    __pyx_t_8 = __pyx_t_1;
    goto __pyx_L21_bool_binop_done;
  }
  __pyx_t_1 = (__Pyx_PySequence_ContainsTF(__pyx_n_u_a, __pyx_v_mode, Py_EQ)); if (unlikely(__pyx_t_1 < 0)) __PYX_ERR(0, 77, __pyx_L1_error)
  __pyx_t_2 = (__pyx_t_1 != 0);
  __pyx_t_8 = __pyx_t_2;
  __pyx_L21_bool_binop_done:;
  if (__pyx_t_8) {

    /* "dinopy/output_opener.pyx":78
 * 
 *         if 'w' in mode and 'a' in mode:
 *             raise ValueError("Write mode 'w' and append mode 'a' are mutually exclusive.")             # <<<<<<<<<<<<<<
 * 
 *         if not set(mode).issubset(set(['w', 'a', 't', 'b', 'f'])):
 */
    __pyx_t_3 = __Pyx_PyObject_Call(__pyx_builtin_ValueError, __pyx_tuple__6, NULL); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 78, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_3);
    __Pyx_Raise(__pyx_t_3, 0, 0, 0);
    __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
    __PYX_ERR(0, 78, __pyx_L1_error)

    /* "dinopy/output_opener.pyx":77
 *             raise ValueError("GZip output does not support textmode. Use 'b' instead.")
 * 
 *         if 'w' in mode and 'a' in mode:             # <<<<<<<<<<<<<<
 *             raise ValueError("Write mode 'w' and append mode 'a' are mutually exclusive.")
 * 
 */
  }

  /* "dinopy/output_opener.pyx":80
 *             raise ValueError("Write mode 'w' and append mode 'a' are mutually exclusive.")
 * 
 *         if not set(mode).issubset(set(['w', 'a', 't', 'b', 'f'])):             # <<<<<<<<<<<<<<
 *             raise ValueError("Unsupported mode '{}'".format(mode))
 * 
 */
  __pyx_t_5 = PySet_New(__pyx_v_mode); if (unlikely(!__pyx_t_5)) __PYX_ERR(0, 80, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_5);
  __pyx_t_6 = __Pyx_PyObject_GetAttrStr(__pyx_t_5, __pyx_n_s_issubset); if (unlikely(!__pyx_t_6)) __PYX_ERR(0, 80, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_6);
  __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
  __pyx_t_5 = PySet_New(0); if (unlikely(!__pyx_t_5)) __PYX_ERR(0, 80, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_5);
  if (PySet_Add(__pyx_t_5, __pyx_n_u_w) < 0) __PYX_ERR(0, 80, __pyx_L1_error)
  if (PySet_Add(__pyx_t_5, __pyx_n_u_a) < 0) __PYX_ERR(0, 80, __pyx_L1_error)
  if (PySet_Add(__pyx_t_5, __pyx_n_u_t) < 0) __PYX_ERR(0, 80, __pyx_L1_error)
  if (PySet_Add(__pyx_t_5, __pyx_n_u_b) < 0) __PYX_ERR(0, 80, __pyx_L1_error)
  if (PySet_Add(__pyx_t_5, __pyx_n_u_f) < 0) __PYX_ERR(0, 80, __pyx_L1_error)
  __pyx_t_7 = NULL;
  if (CYTHON_UNPACK_METHODS && likely(PyMethod_Check(__pyx_t_6))) {
    __pyx_t_7 = PyMethod_GET_SELF(__pyx_t_6);
    if (likely(__pyx_t_7)) {
      PyObject* function = PyMethod_GET_FUNCTION(__pyx_t_6);
      __Pyx_INCREF(__pyx_t_7);
      __Pyx_INCREF(function);
      __Pyx_DECREF_SET(__pyx_t_6, function);
    }
  }
  if (!__pyx_t_7) {
    __pyx_t_3 = __Pyx_PyObject_CallOneArg(__pyx_t_6, __pyx_t_5); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 80, __pyx_L1_error)
    __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
    __Pyx_GOTREF(__pyx_t_3);
  } else {
    #if CYTHON_FAST_PYCALL
    if (PyFunction_Check(__pyx_t_6)) {
      PyObject *__pyx_temp[2] = {__pyx_t_7, __pyx_t_5};
      __pyx_t_3 = __Pyx_PyFunction_FastCall(__pyx_t_6, __pyx_temp+1-1, 1+1); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 80, __pyx_L1_error)
      __Pyx_XDECREF(__pyx_t_7); __pyx_t_7 = 0;
      __Pyx_GOTREF(__pyx_t_3);
      __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
    } else
    #endif
    #if CYTHON_FAST_PYCCALL
    if (__Pyx_PyFastCFunction_Check(__pyx_t_6)) {
      PyObject *__pyx_temp[2] = {__pyx_t_7, __pyx_t_5};
      __pyx_t_3 = __Pyx_PyCFunction_FastCall(__pyx_t_6, __pyx_temp+1-1, 1+1); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 80, __pyx_L1_error)
      __Pyx_XDECREF(__pyx_t_7); __pyx_t_7 = 0;
      __Pyx_GOTREF(__pyx_t_3);
      __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
    } else
    #endif
    {
      __pyx_t_10 = PyTuple_New(1+1); if (unlikely(!__pyx_t_10)) __PYX_ERR(0, 80, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_10);
      __Pyx_GIVEREF(__pyx_t_7); PyTuple_SET_ITEM(__pyx_t_10, 0, __pyx_t_7); __pyx_t_7 = NULL;
      __Pyx_GIVEREF(__pyx_t_5);
      PyTuple_SET_ITEM(__pyx_t_10, 0+1, __pyx_t_5);
      __pyx_t_5 = 0;
      __pyx_t_3 = __Pyx_PyObject_Call(__pyx_t_6, __pyx_t_10, NULL); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 80, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_3);
      __Pyx_DECREF(__pyx_t_10); __pyx_t_10 = 0;
    }
  }
  __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
  __pyx_t_8 = __Pyx_PyObject_IsTrue(__pyx_t_3); if (unlikely(__pyx_t_8 < 0)) __PYX_ERR(0, 80, __pyx_L1_error)
  __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
  __pyx_t_2 = ((!__pyx_t_8) != 0);
  if (__pyx_t_2) {

    /* "dinopy/output_opener.pyx":81
 * 
 *         if not set(mode).issubset(set(['w', 'a', 't', 'b', 'f'])):
 *             raise ValueError("Unsupported mode '{}'".format(mode))             # <<<<<<<<<<<<<<
 * 
 *         if isinstance(sink, IOBase):
 */
    __pyx_t_6 = __Pyx_PyObject_GetAttrStr(__pyx_kp_u_Unsupported_mode, __pyx_n_s_format); if (unlikely(!__pyx_t_6)) __PYX_ERR(0, 81, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_6);
    __pyx_t_10 = NULL;
    if (CYTHON_UNPACK_METHODS && likely(PyMethod_Check(__pyx_t_6))) {
      __pyx_t_10 = PyMethod_GET_SELF(__pyx_t_6);
      if (likely(__pyx_t_10)) {
        PyObject* function = PyMethod_GET_FUNCTION(__pyx_t_6);
        __Pyx_INCREF(__pyx_t_10);
        __Pyx_INCREF(function);
        __Pyx_DECREF_SET(__pyx_t_6, function);
      }
    }
    if (!__pyx_t_10) {
      __pyx_t_3 = __Pyx_PyObject_CallOneArg(__pyx_t_6, __pyx_v_mode); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 81, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_3);
    } else {
      #if CYTHON_FAST_PYCALL
      if (PyFunction_Check(__pyx_t_6)) {
        PyObject *__pyx_temp[2] = {__pyx_t_10, __pyx_v_mode};
        __pyx_t_3 = __Pyx_PyFunction_FastCall(__pyx_t_6, __pyx_temp+1-1, 1+1); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 81, __pyx_L1_error)
        __Pyx_XDECREF(__pyx_t_10); __pyx_t_10 = 0;
        __Pyx_GOTREF(__pyx_t_3);
      } else
      #endif
      #if CYTHON_FAST_PYCCALL
      if (__Pyx_PyFastCFunction_Check(__pyx_t_6)) {
        PyObject *__pyx_temp[2] = {__pyx_t_10, __pyx_v_mode};
        __pyx_t_3 = __Pyx_PyCFunction_FastCall(__pyx_t_6, __pyx_temp+1-1, 1+1); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 81, __pyx_L1_error)
        __Pyx_XDECREF(__pyx_t_10); __pyx_t_10 = 0;
        __Pyx_GOTREF(__pyx_t_3);
      } else
      #endif
      {
        __pyx_t_5 = PyTuple_New(1+1); if (unlikely(!__pyx_t_5)) __PYX_ERR(0, 81, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_5);
        __Pyx_GIVEREF(__pyx_t_10); PyTuple_SET_ITEM(__pyx_t_5, 0, __pyx_t_10); __pyx_t_10 = NULL;
        __Pyx_INCREF(__pyx_v_mode);
        __Pyx_GIVEREF(__pyx_v_mode);
        PyTuple_SET_ITEM(__pyx_t_5, 0+1, __pyx_v_mode);
        __pyx_t_3 = __Pyx_PyObject_Call(__pyx_t_6, __pyx_t_5, NULL); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 81, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_3);
        __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
      }
    }
    __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
    __pyx_t_6 = PyTuple_New(1); if (unlikely(!__pyx_t_6)) __PYX_ERR(0, 81, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_6);
    __Pyx_GIVEREF(__pyx_t_3);
    PyTuple_SET_ITEM(__pyx_t_6, 0, __pyx_t_3);
    __pyx_t_3 = 0;
    __pyx_t_3 = __Pyx_PyObject_Call(__pyx_builtin_ValueError, __pyx_t_6, NULL); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 81, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_3);
    __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
    __Pyx_Raise(__pyx_t_3, 0, 0, 0);
    __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
    __PYX_ERR(0, 81, __pyx_L1_error)

    /* "dinopy/output_opener.pyx":80
 *             raise ValueError("Write mode 'w' and append mode 'a' are mutually exclusive.")
 * 
 *         if not set(mode).issubset(set(['w', 'a', 't', 'b', 'f'])):             # <<<<<<<<<<<<<<
 *             raise ValueError("Unsupported mode '{}'".format(mode))
 * 
 */
  }

  /* "dinopy/output_opener.pyx":83
 *             raise ValueError("Unsupported mode '{}'".format(mode))
 * 
 *         if isinstance(sink, IOBase):             # <<<<<<<<<<<<<<
 *             if not sink.writable():
 *                 raise OSError("{} is not writable".format(str(sink)))
 */
  __pyx_t_3 = __Pyx_GetModuleGlobalName(__pyx_n_s_IOBase); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 83, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_3);
  __pyx_t_2 = PyObject_IsInstance(__pyx_v_sink, __pyx_t_3); if (unlikely(__pyx_t_2 == -1)) __PYX_ERR(0, 83, __pyx_L1_error)
  __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
  __pyx_t_8 = (__pyx_t_2 != 0);
  if (__pyx_t_8) {

    /* "dinopy/output_opener.pyx":84
 * 
 *         if isinstance(sink, IOBase):
 *             if not sink.writable():             # <<<<<<<<<<<<<<
 *                 raise OSError("{} is not writable".format(str(sink)))
 * 
 */
    __pyx_t_6 = __Pyx_PyObject_GetAttrStr(__pyx_v_sink, __pyx_n_s_writable); if (unlikely(!__pyx_t_6)) __PYX_ERR(0, 84, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_6);
    __pyx_t_5 = NULL;
    if (CYTHON_UNPACK_METHODS && likely(PyMethod_Check(__pyx_t_6))) {
      __pyx_t_5 = PyMethod_GET_SELF(__pyx_t_6);
      if (likely(__pyx_t_5)) {
        PyObject* function = PyMethod_GET_FUNCTION(__pyx_t_6);
        __Pyx_INCREF(__pyx_t_5);
        __Pyx_INCREF(function);
        __Pyx_DECREF_SET(__pyx_t_6, function);
      }
    }
    if (__pyx_t_5) {
      __pyx_t_3 = __Pyx_PyObject_CallOneArg(__pyx_t_6, __pyx_t_5); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 84, __pyx_L1_error)
      __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
    } else {
      __pyx_t_3 = __Pyx_PyObject_CallNoArg(__pyx_t_6); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 84, __pyx_L1_error)
    }
    __Pyx_GOTREF(__pyx_t_3);
    __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
    __pyx_t_8 = __Pyx_PyObject_IsTrue(__pyx_t_3); if (unlikely(__pyx_t_8 < 0)) __PYX_ERR(0, 84, __pyx_L1_error)
    __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
    __pyx_t_2 = ((!__pyx_t_8) != 0);
    if (__pyx_t_2) {

      /* "dinopy/output_opener.pyx":85
 *         if isinstance(sink, IOBase):
 *             if not sink.writable():
 *                 raise OSError("{} is not writable".format(str(sink)))             # <<<<<<<<<<<<<<
 * 
 *         self.append = 'a' in mode
 */
      __pyx_t_6 = __Pyx_PyObject_GetAttrStr(__pyx_kp_u_is_not_writable, __pyx_n_s_format); if (unlikely(!__pyx_t_6)) __PYX_ERR(0, 85, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_6);
      __pyx_t_5 = PyTuple_New(1); if (unlikely(!__pyx_t_5)) __PYX_ERR(0, 85, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_5);
      __Pyx_INCREF(__pyx_v_sink);
      __Pyx_GIVEREF(__pyx_v_sink);
      PyTuple_SET_ITEM(__pyx_t_5, 0, __pyx_v_sink);
      __pyx_t_10 = __Pyx_PyObject_Call(((PyObject *)(&PyUnicode_Type)), __pyx_t_5, NULL); if (unlikely(!__pyx_t_10)) __PYX_ERR(0, 85, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_10);
      __Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
      __pyx_t_5 = NULL;
      if (CYTHON_UNPACK_METHODS && likely(PyMethod_Check(__pyx_t_6))) {
        __pyx_t_5 = PyMethod_GET_SELF(__pyx_t_6);
        if (likely(__pyx_t_5)) {
          PyObject* function = PyMethod_GET_FUNCTION(__pyx_t_6);
          __Pyx_INCREF(__pyx_t_5);
          __Pyx_INCREF(function);
          __Pyx_DECREF_SET(__pyx_t_6, function);
        }
      }
      if (!__pyx_t_5) {
        __pyx_t_3 = __Pyx_PyObject_CallOneArg(__pyx_t_6, __pyx_t_10); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 85, __pyx_L1_error)
        __Pyx_DECREF(__pyx_t_10); __pyx_t_10 = 0;
        __Pyx_GOTREF(__pyx_t_3);
      } else {
        #if CYTHON_FAST_PYCALL
        if (PyFunction_Check(__pyx_t_6)) {
          PyObject *__pyx_temp[2] = {__pyx_t_5, __pyx_t_10};
          __pyx_t_3 = __Pyx_PyFunction_FastCall(__pyx_t_6, __pyx_temp+1-1, 1+1); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 85, __pyx_L1_error)
          __Pyx_XDECREF(__pyx_t_5); __pyx_t_5 = 0;
          __Pyx_GOTREF(__pyx_t_3);
          __Pyx_DECREF(__pyx_t_10); __pyx_t_10 = 0;
        } else
        #endif
        #if CYTHON_FAST_PYCCALL
        if (__Pyx_PyFastCFunction_Check(__pyx_t_6)) {
          PyObject *__pyx_temp[2] = {__pyx_t_5, __pyx_t_10};
          __pyx_t_3 = __Pyx_PyCFunction_FastCall(__pyx_t_6, __pyx_temp+1-1, 1+1); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 85, __pyx_L1_error)
          __Pyx_XDECREF(__pyx_t_5); __pyx_t_5 = 0;
          __Pyx_GOTREF(__pyx_t_3);
          __Pyx_DECREF(__pyx_t_10); __pyx_t_10 = 0;
        } else
        #endif
        {
          __pyx_t_7 = PyTuple_New(1+1); if (unlikely(!__pyx_t_7)) __PYX_ERR(0, 85, __pyx_L1_error)
          __Pyx_GOTREF(__pyx_t_7);
          __Pyx_GIVEREF(__pyx_t_5); PyTuple_SET_ITEM(__pyx_t_7, 0, __pyx_t_5); __pyx_t_5 = NULL;
          __Pyx_GIVEREF(__pyx_t_10);
          PyTuple_SET_ITEM(__pyx_t_7, 0+1, __pyx_t_10);
          __pyx_t_10 = 0;
          __pyx_t_3 = __Pyx_PyObject_Call(__pyx_t_6, __pyx_t_7, NULL); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 85, __pyx_L1_error)
          __Pyx_GOTREF(__pyx_t_3);
          __Pyx_DECREF(__pyx_t_7); __pyx_t_7 = 0;
        }
      }
      __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
      __pyx_t_6 = PyTuple_New(1); if (unlikely(!__pyx_t_6)) __PYX_ERR(0, 85, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_6);
      __Pyx_GIVEREF(__pyx_t_3);
      PyTuple_SET_ITEM(__pyx_t_6, 0, __pyx_t_3);
      __pyx_t_3 = 0;
      __pyx_t_3 = __Pyx_PyObject_Call(__pyx_builtin_OSError, __pyx_t_6, NULL); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 85, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_3);
      __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
      __Pyx_Raise(__pyx_t_3, 0, 0, 0);
      __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
      __PYX_ERR(0, 85, __pyx_L1_error)

      /* "dinopy/output_opener.pyx":84
 * 
 *         if isinstance(sink, IOBase):
 *             if not sink.writable():             # <<<<<<<<<<<<<<
 *                 raise OSError("{} is not writable".format(str(sink)))
 * 
 */
    }

    /* "dinopy/output_opener.pyx":83
 *             raise ValueError("Unsupported mode '{}'".format(mode))
 * 
 *         if isinstance(sink, IOBase):             # <<<<<<<<<<<<<<
 *             if not sink.writable():
 *                 raise OSError("{} is not writable".format(str(sink)))
 */
  }

  /* "dinopy/output_opener.pyx":87
 *                 raise OSError("{} is not writable".format(str(sink)))
 * 
 *         self.append = 'a' in mode             # <<<<<<<<<<<<<<
 *         self.force_overwrite = 'f' in mode
 *         self.mode = ('a' if self.append else 'w') + self.output_type
 */
  __pyx_t_2 = (__Pyx_PySequence_ContainsTF(__pyx_n_u_a, __pyx_v_mode, Py_EQ)); if (unlikely(__pyx_t_2 < 0)) __PYX_ERR(0, 87, __pyx_L1_error)
  __pyx_t_3 = __Pyx_PyBool_FromLong(__pyx_t_2); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 87, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_3);
  if (!(likely(__Pyx_TypeTest(__pyx_t_3, __pyx_ptype_7cpython_4bool_bool)))) __PYX_ERR(0, 87, __pyx_L1_error)
  __Pyx_GIVEREF(__pyx_t_3);
  __Pyx_GOTREF(__pyx_v_self->append);
  __Pyx_DECREF(((PyObject *)__pyx_v_self->append));
  __pyx_v_self->append = ((PyBoolObject *)__pyx_t_3);
  __pyx_t_3 = 0;

  /* "dinopy/output_opener.pyx":88
 * 
 *         self.append = 'a' in mode
 *         self.force_overwrite = 'f' in mode             # <<<<<<<<<<<<<<
 *         self.mode = ('a' if self.append else 'w') + self.output_type
 * 
 */
  __pyx_t_2 = (__Pyx_PySequence_ContainsTF(__pyx_n_u_f, __pyx_v_mode, Py_EQ)); if (unlikely(__pyx_t_2 < 0)) __PYX_ERR(0, 88, __pyx_L1_error)
  __pyx_t_3 = __Pyx_PyBool_FromLong(__pyx_t_2); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 88, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_3);
  if (!(likely(__Pyx_TypeTest(__pyx_t_3, __pyx_ptype_7cpython_4bool_bool)))) __PYX_ERR(0, 88, __pyx_L1_error)
  __Pyx_GIVEREF(__pyx_t_3);
  __Pyx_GOTREF(__pyx_v_self->force_overwrite);
  __Pyx_DECREF(((PyObject *)__pyx_v_self->force_overwrite));
  __pyx_v_self->force_overwrite = ((PyBoolObject *)__pyx_t_3);
  __pyx_t_3 = 0;

  /* "dinopy/output_opener.pyx":89
 *         self.append = 'a' in mode
 *         self.force_overwrite = 'f' in mode
 *         self.mode = ('a' if self.append else 'w') + self.output_type             # <<<<<<<<<<<<<<
 * 
 *     cpdef bool is_open(self):
 */
  __pyx_t_2 = __Pyx_PyObject_IsTrue(((PyObject *)__pyx_v_self->append)); if (unlikely(__pyx_t_2 < 0)) __PYX_ERR(0, 89, __pyx_L1_error)
  if (__pyx_t_2) {
    __Pyx_INCREF(__pyx_n_u_a);
    __pyx_t_3 = __pyx_n_u_a;
  } else {
    __Pyx_INCREF(__pyx_n_u_w);
    __pyx_t_3 = __pyx_n_u_w;
  }
  __pyx_t_6 = __Pyx_PyUnicode_ConcatSafe(__pyx_t_3, __pyx_v_self->output_type); if (unlikely(!__pyx_t_6)) __PYX_ERR(0, 89, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_6);
  __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
  __Pyx_GIVEREF(__pyx_t_6);
  __Pyx_GOTREF(__pyx_v_self->mode);
  __Pyx_DECREF(__pyx_v_self->mode);
  __pyx_v_self->mode = ((PyObject*)__pyx_t_6);
  __pyx_t_6 = 0;

  /* "dinopy/output_opener.pyx":27
 * cdef class OutputOpener:
 *     @cython.embedsignature(False)
 *     def __init__(self, sink, mode='b'):             # <<<<<<<<<<<<<<
 *         """__init__(sink)
 * 
 */

  /* function exit code */
  __pyx_r = 0;
  goto __pyx_L0;
  __pyx_L1_error:;
  __Pyx_XDECREF(__pyx_t_3);
  __Pyx_XDECREF(__pyx_t_5);
  __Pyx_XDECREF(__pyx_t_6);
  __Pyx_XDECREF(__pyx_t_7);
  __Pyx_XDECREF(__pyx_t_10);
  __Pyx_AddTraceback("dinopy.output_opener.OutputOpener.__init__", __pyx_clineno, __pyx_lineno, __pyx_filename);
  __pyx_r = -1;
  __pyx_L0:;
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

/* "dinopy/output_opener.pyx":91
 *         self.mode = ('a' if self.append else 'w') + self.output_type
 * 
 *     cpdef bool is_open(self):             # <<<<<<<<<<<<<<
 *         return self.opened
 * 
 */

static PyObject *__pyx_pw_6dinopy_13output_opener_12OutputOpener_3is_open(PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *unused); /*proto*/
static PyBoolObject *__pyx_f_6dinopy_13output_opener_12OutputOpener_is_open(struct __pyx_obj_6dinopy_13output_opener_OutputOpener *__pyx_v_self, int __pyx_skip_dispatch) {
  PyBoolObject *__pyx_r = NULL;
  __Pyx_RefNannyDeclarations
  PyObject *__pyx_t_1 = NULL;
  PyObject *__pyx_t_2 = NULL;
  PyObject *__pyx_t_3 = NULL;
  PyObject *__pyx_t_4 = NULL;
  __Pyx_RefNannySetupContext("is_open", 0);
  /* Check if called by wrapper */
  if (unlikely(__pyx_skip_dispatch)) ;
  /* Check if overridden in Python */
  else if (unlikely(Py_TYPE(((PyObject *)__pyx_v_self))->tp_dictoffset != 0)) {
    __pyx_t_1 = __Pyx_PyObject_GetAttrStr(((PyObject *)__pyx_v_self), __pyx_n_s_is_open); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 91, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_1);
    if (!PyCFunction_Check(__pyx_t_1) || (PyCFunction_GET_FUNCTION(__pyx_t_1) != (PyCFunction)__pyx_pw_6dinopy_13output_opener_12OutputOpener_3is_open)) {
      __Pyx_XDECREF(((PyObject *)__pyx_r));
      __Pyx_INCREF(__pyx_t_1);
      __pyx_t_3 = __pyx_t_1; __pyx_t_4 = NULL;
      if (CYTHON_UNPACK_METHODS && unlikely(PyMethod_Check(__pyx_t_3))) {
        __pyx_t_4 = PyMethod_GET_SELF(__pyx_t_3);
        if (likely(__pyx_t_4)) {
          PyObject* function = PyMethod_GET_FUNCTION(__pyx_t_3);
          __Pyx_INCREF(__pyx_t_4);
          __Pyx_INCREF(function);
          __Pyx_DECREF_SET(__pyx_t_3, function);
        }
      }
      if (__pyx_t_4) {
        __pyx_t_2 = __Pyx_PyObject_CallOneArg(__pyx_t_3, __pyx_t_4); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 91, __pyx_L1_error)
        __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
      } else {
        __pyx_t_2 = __Pyx_PyObject_CallNoArg(__pyx_t_3); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 91, __pyx_L1_error)
      }
      __Pyx_GOTREF(__pyx_t_2);
      __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
      if (!(likely(((__pyx_t_2) == Py_None) || likely(__Pyx_TypeTest(__pyx_t_2, __pyx_ptype_7cpython_4bool_bool))))) __PYX_ERR(0, 91, __pyx_L1_error)
      __pyx_r = ((PyBoolObject *)__pyx_t_2);
      __pyx_t_2 = 0;
      __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
      goto __pyx_L0;
    }
    __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
  }

  /* "dinopy/output_opener.pyx":92
 * 
 *     cpdef bool is_open(self):
 *         return self.opened             # <<<<<<<<<<<<<<
 * 
 *     cpdef open(self):
 */
  __Pyx_XDECREF(((PyObject *)__pyx_r));
  __Pyx_INCREF(((PyObject *)__pyx_v_self->opened));
  __pyx_r = __pyx_v_self->opened;
  goto __pyx_L0;

  /* "dinopy/output_opener.pyx":91
 *         self.mode = ('a' if self.append else 'w') + self.output_type
 * 
 *     cpdef bool is_open(self):             # <<<<<<<<<<<<<<
 *         return self.opened
 * 
 */

  /* function exit code */
  __pyx_L1_error:;
  __Pyx_XDECREF(__pyx_t_1);
  __Pyx_XDECREF(__pyx_t_2);
  __Pyx_XDECREF(__pyx_t_3);
  __Pyx_XDECREF(__pyx_t_4);
  __Pyx_AddTraceback("dinopy.output_opener.OutputOpener.is_open", __pyx_clineno, __pyx_lineno, __pyx_filename);
  __pyx_r = 0;
  __pyx_L0:;
  __Pyx_XGIVEREF((PyObject *)__pyx_r);
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

/* Python wrapper */
static PyObject *__pyx_pw_6dinopy_13output_opener_12OutputOpener_3is_open(PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *unused); /*proto*/
static char __pyx_doc_6dinopy_13output_opener_12OutputOpener_2is_open[] = "OutputOpener.is_open(self) -> bool";
static PyObject *__pyx_pw_6dinopy_13output_opener_12OutputOpener_3is_open(PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *unused) {
  PyObject *__pyx_r = 0;
  __Pyx_RefNannyDeclarations
  __Pyx_RefNannySetupContext("is_open (wrapper)", 0);
  __pyx_r = __pyx_pf_6dinopy_13output_opener_12OutputOpener_2is_open(((struct __pyx_obj_6dinopy_13output_opener_OutputOpener *)__pyx_v_self));

  /* function exit code */
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

static PyObject *__pyx_pf_6dinopy_13output_opener_12OutputOpener_2is_open(struct __pyx_obj_6dinopy_13output_opener_OutputOpener *__pyx_v_self) {
  PyObject *__pyx_r = NULL;
  __Pyx_RefNannyDeclarations
  PyObject *__pyx_t_1 = NULL;
  __Pyx_RefNannySetupContext("is_open", 0);
  __Pyx_XDECREF(__pyx_r);
  __pyx_t_1 = ((PyObject *)__pyx_f_6dinopy_13output_opener_12OutputOpener_is_open(__pyx_v_self, 1)); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 91, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_1);
  __pyx_r = __pyx_t_1;
  __pyx_t_1 = 0;
  goto __pyx_L0;

  /* function exit code */
  __pyx_L1_error:;
  __Pyx_XDECREF(__pyx_t_1);
  __Pyx_AddTraceback("dinopy.output_opener.OutputOpener.is_open", __pyx_clineno, __pyx_lineno, __pyx_filename);
  __pyx_r = NULL;
  __pyx_L0:;
  __Pyx_XGIVEREF(__pyx_r);
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

/* "dinopy/output_opener.pyx":94
 *         return self.opened
 * 
 *     cpdef open(self):             # <<<<<<<<<<<<<<
 *         """Open the output as an iterable over byte lines.
 * 
 */

static PyObject *__pyx_pw_6dinopy_13output_opener_12OutputOpener_5open(PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *unused); /*proto*/
static PyObject *__pyx_f_6dinopy_13output_opener_12OutputOpener_open(struct __pyx_obj_6dinopy_13output_opener_OutputOpener *__pyx_v_self, int __pyx_skip_dispatch) {
  PyObject *__pyx_v_filepath = 0;
  PyObject *__pyx_v_output_file = 0;
  PyObject *__pyx_r = NULL;
  __Pyx_RefNannyDeclarations
  PyObject *__pyx_t_1 = NULL;
  PyObject *__pyx_t_2 = NULL;
  PyObject *__pyx_t_3 = NULL;
  PyObject *__pyx_t_4 = NULL;
  int __pyx_t_5;
  int __pyx_t_6;
  int __pyx_t_7;
  int __pyx_t_8;
  PyObject *__pyx_t_9 = NULL;
  __Pyx_RefNannySetupContext("open", 0);
  /* Check if called by wrapper */
  if (unlikely(__pyx_skip_dispatch)) ;
  /* Check if overridden in Python */
  else if (unlikely(Py_TYPE(((PyObject *)__pyx_v_self))->tp_dictoffset != 0)) {
    __pyx_t_1 = __Pyx_PyObject_GetAttrStr(((PyObject *)__pyx_v_self), __pyx_n_s_open); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 94, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_1);
    if (!PyCFunction_Check(__pyx_t_1) || (PyCFunction_GET_FUNCTION(__pyx_t_1) != (PyCFunction)__pyx_pw_6dinopy_13output_opener_12OutputOpener_5open)) {
      __Pyx_XDECREF(__pyx_r);
      __Pyx_INCREF(__pyx_t_1);
      __pyx_t_3 = __pyx_t_1; __pyx_t_4 = NULL;
      if (CYTHON_UNPACK_METHODS && unlikely(PyMethod_Check(__pyx_t_3))) {
        __pyx_t_4 = PyMethod_GET_SELF(__pyx_t_3);
        if (likely(__pyx_t_4)) {
          PyObject* function = PyMethod_GET_FUNCTION(__pyx_t_3);
          __Pyx_INCREF(__pyx_t_4);
          __Pyx_INCREF(function);
          __Pyx_DECREF_SET(__pyx_t_3, function);
        }
      }
      if (__pyx_t_4) {
        __pyx_t_2 = __Pyx_PyObject_CallOneArg(__pyx_t_3, __pyx_t_4); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 94, __pyx_L1_error)
        __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
      } else {
        __pyx_t_2 = __Pyx_PyObject_CallNoArg(__pyx_t_3); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 94, __pyx_L1_error)
      }
      __Pyx_GOTREF(__pyx_t_2);
      __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
      __pyx_r = __pyx_t_2;
      __pyx_t_2 = 0;
      __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
      goto __pyx_L0;
    }
    __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
  }

  /* "dinopy/output_opener.pyx":114
 *             object output_file
 * 
 *         self.opened = True  # assuming we don't fail opening sth  in that case, set to False             # <<<<<<<<<<<<<<
 * 
 *         # convert bytes paths to str paths
 */
  __Pyx_INCREF(Py_True);
  __Pyx_GIVEREF(Py_True);
  __Pyx_GOTREF(__pyx_v_self->opened);
  __Pyx_DECREF(((PyObject *)__pyx_v_self->opened));
  __pyx_v_self->opened = ((PyBoolObject *)Py_True);

  /* "dinopy/output_opener.pyx":117
 * 
 *         # convert bytes paths to str paths
 *         if isinstance(self.sink, bytes):             # <<<<<<<<<<<<<<
 *             self.sink = self.sink.decode("utf-8")
 * 
 */
  __pyx_t_1 = __pyx_v_self->sink;
  __Pyx_INCREF(__pyx_t_1);
  __pyx_t_5 = PyBytes_Check(__pyx_t_1); 
  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
  __pyx_t_6 = (__pyx_t_5 != 0);
  if (__pyx_t_6) {

    /* "dinopy/output_opener.pyx":118
 *         # convert bytes paths to str paths
 *         if isinstance(self.sink, bytes):
 *             self.sink = self.sink.decode("utf-8")             # <<<<<<<<<<<<<<
 * 
 *         if self.sink == sys.stdout:
 */
    __pyx_t_1 = __Pyx_PyObject_GetAttrStr(__pyx_v_self->sink, __pyx_n_s_decode); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 118, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_1);
    __pyx_t_2 = __Pyx_PyObject_Call(__pyx_t_1, __pyx_tuple__7, NULL); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 118, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_2);
    __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
    __Pyx_GIVEREF(__pyx_t_2);
    __Pyx_GOTREF(__pyx_v_self->sink);
    __Pyx_DECREF(__pyx_v_self->sink);
    __pyx_v_self->sink = __pyx_t_2;
    __pyx_t_2 = 0;

    /* "dinopy/output_opener.pyx":117
 * 
 *         # convert bytes paths to str paths
 *         if isinstance(self.sink, bytes):             # <<<<<<<<<<<<<<
 *             self.sink = self.sink.decode("utf-8")
 * 
 */
  }

  /* "dinopy/output_opener.pyx":120
 *             self.sink = self.sink.decode("utf-8")
 * 
 *         if self.sink == sys.stdout:             # <<<<<<<<<<<<<<
 *             # check if the output comes from stdout
 *             if hasattr(self.sink, 'buffer'):
 */
  __pyx_t_2 = __Pyx_GetModuleGlobalName(__pyx_n_s_sys); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 120, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_2);
  __pyx_t_1 = __Pyx_PyObject_GetAttrStr(__pyx_t_2, __pyx_n_s_stdout); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 120, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_1);
  __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
  __pyx_t_2 = PyObject_RichCompare(__pyx_v_self->sink, __pyx_t_1, Py_EQ); __Pyx_XGOTREF(__pyx_t_2); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 120, __pyx_L1_error)
  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
  __pyx_t_6 = __Pyx_PyObject_IsTrue(__pyx_t_2); if (unlikely(__pyx_t_6 < 0)) __PYX_ERR(0, 120, __pyx_L1_error)
  __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
  if (__pyx_t_6) {

    /* "dinopy/output_opener.pyx":122
 *         if self.sink == sys.stdout:
 *             # check if the output comes from stdout
 *             if hasattr(self.sink, 'buffer'):             # <<<<<<<<<<<<<<
 *                 self.writer = self.sink.buffer
 *             else:
 */
    __pyx_t_2 = __pyx_v_self->sink;
    __Pyx_INCREF(__pyx_t_2);
    __pyx_t_6 = PyObject_HasAttr(__pyx_t_2, __pyx_n_u_buffer); if (unlikely(__pyx_t_6 == -1)) __PYX_ERR(0, 122, __pyx_L1_error)
    __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
    __pyx_t_5 = (__pyx_t_6 != 0);
    if (__pyx_t_5) {

      /* "dinopy/output_opener.pyx":123
 *             # check if the output comes from stdout
 *             if hasattr(self.sink, 'buffer'):
 *                 self.writer = self.sink.buffer             # <<<<<<<<<<<<<<
 *             else:
 *                 self.writer = BufferedWriter(self.sink)
 */
      __pyx_t_2 = __Pyx_PyObject_GetAttrStr(__pyx_v_self->sink, __pyx_n_s_buffer); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 123, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_2);
      __Pyx_GIVEREF(__pyx_t_2);
      __Pyx_GOTREF(__pyx_v_self->writer);
      __Pyx_DECREF(__pyx_v_self->writer);
      __pyx_v_self->writer = __pyx_t_2;
      __pyx_t_2 = 0;

      /* "dinopy/output_opener.pyx":122
 *         if self.sink == sys.stdout:
 *             # check if the output comes from stdout
 *             if hasattr(self.sink, 'buffer'):             # <<<<<<<<<<<<<<
 *                 self.writer = self.sink.buffer
 *             else:
 */
      goto __pyx_L5;
    }

    /* "dinopy/output_opener.pyx":125
 *                 self.writer = self.sink.buffer
 *             else:
 *                 self.writer = BufferedWriter(self.sink)             # <<<<<<<<<<<<<<
 *             self.output_closable = False
 *         elif isinstance(self.sink, io.IOBase):
 */
    /*else*/ {
      __pyx_t_1 = __Pyx_GetModuleGlobalName(__pyx_n_s_BufferedWriter); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 125, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_1);
      __pyx_t_3 = NULL;
      if (CYTHON_UNPACK_METHODS && unlikely(PyMethod_Check(__pyx_t_1))) {
        __pyx_t_3 = PyMethod_GET_SELF(__pyx_t_1);
        if (likely(__pyx_t_3)) {
          PyObject* function = PyMethod_GET_FUNCTION(__pyx_t_1);
          __Pyx_INCREF(__pyx_t_3);
          __Pyx_INCREF(function);
          __Pyx_DECREF_SET(__pyx_t_1, function);
        }
      }
      if (!__pyx_t_3) {
        __pyx_t_2 = __Pyx_PyObject_CallOneArg(__pyx_t_1, __pyx_v_self->sink); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 125, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_2);
      } else {
        #if CYTHON_FAST_PYCALL
        if (PyFunction_Check(__pyx_t_1)) {
          PyObject *__pyx_temp[2] = {__pyx_t_3, __pyx_v_self->sink};
          __pyx_t_2 = __Pyx_PyFunction_FastCall(__pyx_t_1, __pyx_temp+1-1, 1+1); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 125, __pyx_L1_error)
          __Pyx_XDECREF(__pyx_t_3); __pyx_t_3 = 0;
          __Pyx_GOTREF(__pyx_t_2);
        } else
        #endif
        #if CYTHON_FAST_PYCCALL
        if (__Pyx_PyFastCFunction_Check(__pyx_t_1)) {
          PyObject *__pyx_temp[2] = {__pyx_t_3, __pyx_v_self->sink};
          __pyx_t_2 = __Pyx_PyCFunction_FastCall(__pyx_t_1, __pyx_temp+1-1, 1+1); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 125, __pyx_L1_error)
          __Pyx_XDECREF(__pyx_t_3); __pyx_t_3 = 0;
          __Pyx_GOTREF(__pyx_t_2);
        } else
        #endif
        {
          __pyx_t_4 = PyTuple_New(1+1); if (unlikely(!__pyx_t_4)) __PYX_ERR(0, 125, __pyx_L1_error)
          __Pyx_GOTREF(__pyx_t_4);
          __Pyx_GIVEREF(__pyx_t_3); PyTuple_SET_ITEM(__pyx_t_4, 0, __pyx_t_3); __pyx_t_3 = NULL;
          __Pyx_INCREF(__pyx_v_self->sink);
          __Pyx_GIVEREF(__pyx_v_self->sink);
          PyTuple_SET_ITEM(__pyx_t_4, 0+1, __pyx_v_self->sink);
          __pyx_t_2 = __Pyx_PyObject_Call(__pyx_t_1, __pyx_t_4, NULL); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 125, __pyx_L1_error)
          __Pyx_GOTREF(__pyx_t_2);
          __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
        }
      }
      __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
      __Pyx_GIVEREF(__pyx_t_2);
      __Pyx_GOTREF(__pyx_v_self->writer);
      __Pyx_DECREF(__pyx_v_self->writer);
      __pyx_v_self->writer = __pyx_t_2;
      __pyx_t_2 = 0;
    }
    __pyx_L5:;

    /* "dinopy/output_opener.pyx":126
 *             else:
 *                 self.writer = BufferedWriter(self.sink)
 *             self.output_closable = False             # <<<<<<<<<<<<<<
 *         elif isinstance(self.sink, io.IOBase):
 *             # check if the output is an already opened io handle. We don't need to do anything here.
 */
    __Pyx_INCREF(Py_False);
    __Pyx_GIVEREF(Py_False);
    __Pyx_GOTREF(__pyx_v_self->output_closable);
    __Pyx_DECREF(((PyObject *)__pyx_v_self->output_closable));
    __pyx_v_self->output_closable = ((PyBoolObject *)Py_False);

    /* "dinopy/output_opener.pyx":120
 *             self.sink = self.sink.decode("utf-8")
 * 
 *         if self.sink == sys.stdout:             # <<<<<<<<<<<<<<
 *             # check if the output comes from stdout
 *             if hasattr(self.sink, 'buffer'):
 */
    goto __pyx_L4;
  }

  /* "dinopy/output_opener.pyx":127
 *                 self.writer = BufferedWriter(self.sink)
 *             self.output_closable = False
 *         elif isinstance(self.sink, io.IOBase):             # <<<<<<<<<<<<<<
 *             # check if the output is an already opened io handle. We don't need to do anything here.
 *             self.writer = self.sink
 */
  __pyx_t_2 = __pyx_v_self->sink;
  __Pyx_INCREF(__pyx_t_2);
  __pyx_t_1 = __Pyx_GetModuleGlobalName(__pyx_n_s_io); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 127, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_1);
  __pyx_t_4 = __Pyx_PyObject_GetAttrStr(__pyx_t_1, __pyx_n_s_IOBase); if (unlikely(!__pyx_t_4)) __PYX_ERR(0, 127, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_4);
  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
  __pyx_t_5 = PyObject_IsInstance(__pyx_t_2, __pyx_t_4); if (unlikely(__pyx_t_5 == -1)) __PYX_ERR(0, 127, __pyx_L1_error)
  __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
  __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
  __pyx_t_6 = (__pyx_t_5 != 0);
  if (__pyx_t_6) {

    /* "dinopy/output_opener.pyx":129
 *         elif isinstance(self.sink, io.IOBase):
 *             # check if the output is an already opened io handle. We don't need to do anything here.
 *             self.writer = self.sink             # <<<<<<<<<<<<<<
 *             if isinstance(self.sink, (io.TextIOBase, io.TextIOWrapper)):  # the comment above is a lie. (Because TextIOx & write(b'some bytes') will fail)
 *                 self.writer = _AsciiTextWrapper(self.sink)
 */
    __pyx_t_4 = __pyx_v_self->sink;
    __Pyx_INCREF(__pyx_t_4);
    __Pyx_GIVEREF(__pyx_t_4);
    __Pyx_GOTREF(__pyx_v_self->writer);
    __Pyx_DECREF(__pyx_v_self->writer);
    __pyx_v_self->writer = __pyx_t_4;
    __pyx_t_4 = 0;

    /* "dinopy/output_opener.pyx":130
 *             # check if the output is an already opened io handle. We don't need to do anything here.
 *             self.writer = self.sink
 *             if isinstance(self.sink, (io.TextIOBase, io.TextIOWrapper)):  # the comment above is a lie. (Because TextIOx & write(b'some bytes') will fail)             # <<<<<<<<<<<<<<
 *                 self.writer = _AsciiTextWrapper(self.sink)
 *         elif isinstance(self.sink, str):
 */
    __pyx_t_4 = __Pyx_GetModuleGlobalName(__pyx_n_s_io); if (unlikely(!__pyx_t_4)) __PYX_ERR(0, 130, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_4);
    __pyx_t_2 = __Pyx_PyObject_GetAttrStr(__pyx_t_4, __pyx_n_s_TextIOBase); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 130, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_2);
    __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
    __pyx_t_4 = __Pyx_GetModuleGlobalName(__pyx_n_s_io); if (unlikely(!__pyx_t_4)) __PYX_ERR(0, 130, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_4);
    __pyx_t_1 = __Pyx_PyObject_GetAttrStr(__pyx_t_4, __pyx_n_s_TextIOWrapper); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 130, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_1);
    __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
    __pyx_t_4 = __pyx_v_self->sink;
    __Pyx_INCREF(__pyx_t_4);
    __pyx_t_5 = PyObject_IsInstance(__pyx_t_4, __pyx_t_2); 
    __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
    __pyx_t_7 = (__pyx_t_5 != 0);
    if (!__pyx_t_7) {
    } else {
      __pyx_t_6 = __pyx_t_7;
      goto __pyx_L7_bool_binop_done;
    }
    __pyx_t_4 = __pyx_v_self->sink;
    __Pyx_INCREF(__pyx_t_4);
    __pyx_t_7 = PyObject_IsInstance(__pyx_t_4, __pyx_t_1); 
    __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
    __pyx_t_5 = (__pyx_t_7 != 0);
    __pyx_t_6 = __pyx_t_5;
    __pyx_L7_bool_binop_done:;
    __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
    __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
    __pyx_t_5 = (__pyx_t_6 != 0);
    if (__pyx_t_5) {

      /* "dinopy/output_opener.pyx":131
 *             self.writer = self.sink
 *             if isinstance(self.sink, (io.TextIOBase, io.TextIOWrapper)):  # the comment above is a lie. (Because TextIOx & write(b'some bytes') will fail)
 *                 self.writer = _AsciiTextWrapper(self.sink)             # <<<<<<<<<<<<<<
 *         elif isinstance(self.sink, str):
 *             # Check if file is zipped, check if file exists
 */
      __pyx_t_2 = PyTuple_New(1); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 131, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_2);
      __Pyx_INCREF(__pyx_v_self->sink);
      __Pyx_GIVEREF(__pyx_v_self->sink);
      PyTuple_SET_ITEM(__pyx_t_2, 0, __pyx_v_self->sink);
      __pyx_t_1 = __Pyx_PyObject_Call(((PyObject *)__pyx_ptype_6dinopy_13output_opener__AsciiTextWrapper), __pyx_t_2, NULL); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 131, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_1);
      __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
      __Pyx_GIVEREF(__pyx_t_1);
      __Pyx_GOTREF(__pyx_v_self->writer);
      __Pyx_DECREF(__pyx_v_self->writer);
      __pyx_v_self->writer = __pyx_t_1;
      __pyx_t_1 = 0;

      /* "dinopy/output_opener.pyx":130
 *             # check if the output is an already opened io handle. We don't need to do anything here.
 *             self.writer = self.sink
 *             if isinstance(self.sink, (io.TextIOBase, io.TextIOWrapper)):  # the comment above is a lie. (Because TextIOx & write(b'some bytes') will fail)             # <<<<<<<<<<<<<<
 *                 self.writer = _AsciiTextWrapper(self.sink)
 *         elif isinstance(self.sink, str):
 */
    }

    /* "dinopy/output_opener.pyx":127
 *                 self.writer = BufferedWriter(self.sink)
 *             self.output_closable = False
 *         elif isinstance(self.sink, io.IOBase):             # <<<<<<<<<<<<<<
 *             # check if the output is an already opened io handle. We don't need to do anything here.
 *             self.writer = self.sink
 */
    goto __pyx_L4;
  }

  /* "dinopy/output_opener.pyx":132
 *             if isinstance(self.sink, (io.TextIOBase, io.TextIOWrapper)):  # the comment above is a lie. (Because TextIOx & write(b'some bytes') will fail)
 *                 self.writer = _AsciiTextWrapper(self.sink)
 *         elif isinstance(self.sink, str):             # <<<<<<<<<<<<<<
 *             # Check if file is zipped, check if file exists
 *             filepath = self.sink
 */
  __pyx_t_1 = __pyx_v_self->sink;
  __Pyx_INCREF(__pyx_t_1);
  __pyx_t_5 = PyUnicode_Check(__pyx_t_1); 
  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
  __pyx_t_6 = (__pyx_t_5 != 0);
  if (__pyx_t_6) {

    /* "dinopy/output_opener.pyx":134
 *         elif isinstance(self.sink, str):
 *             # Check if file is zipped, check if file exists
 *             filepath = self.sink             # <<<<<<<<<<<<<<
 *             if filepath[-3:] == ".gz":
 *                 # Handle zipped file.
 */
    if (!(likely(PyUnicode_CheckExact(__pyx_v_self->sink))||((__pyx_v_self->sink) == Py_None)||(PyErr_Format(PyExc_TypeError, "Expected %.16s, got %.200s", "unicode", Py_TYPE(__pyx_v_self->sink)->tp_name), 0))) __PYX_ERR(0, 134, __pyx_L1_error)
    __pyx_t_1 = __pyx_v_self->sink;
    __Pyx_INCREF(__pyx_t_1);
    __pyx_v_filepath = ((PyObject*)__pyx_t_1);
    __pyx_t_1 = 0;

    /* "dinopy/output_opener.pyx":135
 *             # Check if file is zipped, check if file exists
 *             filepath = self.sink
 *             if filepath[-3:] == ".gz":             # <<<<<<<<<<<<<<
 *                 # Handle zipped file.
 *                 if not os.path.exists(filepath) or self.force_overwrite:
 */
    if (unlikely(__pyx_v_filepath == Py_None)) {
      PyErr_SetString(PyExc_TypeError, "'NoneType' object is not subscriptable");
      __PYX_ERR(0, 135, __pyx_L1_error)
    }
    __pyx_t_1 = __Pyx_PyUnicode_Substring(__pyx_v_filepath, -3L, PY_SSIZE_T_MAX); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 135, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_1);
    __pyx_t_6 = (__Pyx_PyUnicode_Equals(__pyx_t_1, __pyx_kp_u_gz, Py_EQ)); if (unlikely(__pyx_t_6 < 0)) __PYX_ERR(0, 135, __pyx_L1_error)
    __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
    __pyx_t_5 = (__pyx_t_6 != 0);
    if (__pyx_t_5) {

      /* "dinopy/output_opener.pyx":137
 *             if filepath[-3:] == ".gz":
 *                 # Handle zipped file.
 *                 if not os.path.exists(filepath) or self.force_overwrite:             # <<<<<<<<<<<<<<
 *                     output_file = gzip.GzipFile(filepath, self.mode)
 *                 elif self.append:
 */
      __pyx_t_2 = __Pyx_GetModuleGlobalName(__pyx_n_s_os); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 137, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_2);
      __pyx_t_4 = __Pyx_PyObject_GetAttrStr(__pyx_t_2, __pyx_n_s_path); if (unlikely(!__pyx_t_4)) __PYX_ERR(0, 137, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_4);
      __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
      __pyx_t_2 = __Pyx_PyObject_GetAttrStr(__pyx_t_4, __pyx_n_s_exists); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 137, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_2);
      __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
      __pyx_t_4 = NULL;
      if (CYTHON_UNPACK_METHODS && likely(PyMethod_Check(__pyx_t_2))) {
        __pyx_t_4 = PyMethod_GET_SELF(__pyx_t_2);
        if (likely(__pyx_t_4)) {
          PyObject* function = PyMethod_GET_FUNCTION(__pyx_t_2);
          __Pyx_INCREF(__pyx_t_4);
          __Pyx_INCREF(function);
          __Pyx_DECREF_SET(__pyx_t_2, function);
        }
      }
      if (!__pyx_t_4) {
        __pyx_t_1 = __Pyx_PyObject_CallOneArg(__pyx_t_2, __pyx_v_filepath); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 137, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_1);
      } else {
        #if CYTHON_FAST_PYCALL
        if (PyFunction_Check(__pyx_t_2)) {
          PyObject *__pyx_temp[2] = {__pyx_t_4, __pyx_v_filepath};
          __pyx_t_1 = __Pyx_PyFunction_FastCall(__pyx_t_2, __pyx_temp+1-1, 1+1); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 137, __pyx_L1_error)
          __Pyx_XDECREF(__pyx_t_4); __pyx_t_4 = 0;
          __Pyx_GOTREF(__pyx_t_1);
        } else
        #endif
        #if CYTHON_FAST_PYCCALL
        if (__Pyx_PyFastCFunction_Check(__pyx_t_2)) {
          PyObject *__pyx_temp[2] = {__pyx_t_4, __pyx_v_filepath};
          __pyx_t_1 = __Pyx_PyCFunction_FastCall(__pyx_t_2, __pyx_temp+1-1, 1+1); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 137, __pyx_L1_error)
          __Pyx_XDECREF(__pyx_t_4); __pyx_t_4 = 0;
          __Pyx_GOTREF(__pyx_t_1);
        } else
        #endif
        {
          __pyx_t_3 = PyTuple_New(1+1); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 137, __pyx_L1_error)
          __Pyx_GOTREF(__pyx_t_3);
          __Pyx_GIVEREF(__pyx_t_4); PyTuple_SET_ITEM(__pyx_t_3, 0, __pyx_t_4); __pyx_t_4 = NULL;
          __Pyx_INCREF(__pyx_v_filepath);
          __Pyx_GIVEREF(__pyx_v_filepath);
          PyTuple_SET_ITEM(__pyx_t_3, 0+1, __pyx_v_filepath);
          __pyx_t_1 = __Pyx_PyObject_Call(__pyx_t_2, __pyx_t_3, NULL); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 137, __pyx_L1_error)
          __Pyx_GOTREF(__pyx_t_1);
          __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
        }
      }
      __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
      __pyx_t_6 = __Pyx_PyObject_IsTrue(__pyx_t_1); if (unlikely(__pyx_t_6 < 0)) __PYX_ERR(0, 137, __pyx_L1_error)
      __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
      __pyx_t_7 = ((!__pyx_t_6) != 0);
      if (!__pyx_t_7) {
      } else {
        __pyx_t_5 = __pyx_t_7;
        goto __pyx_L11_bool_binop_done;
      }
      __pyx_t_7 = __Pyx_PyObject_IsTrue(((PyObject *)__pyx_v_self->force_overwrite)); if (unlikely(__pyx_t_7 < 0)) __PYX_ERR(0, 137, __pyx_L1_error)
      __pyx_t_5 = __pyx_t_7;
      __pyx_L11_bool_binop_done:;
      if (__pyx_t_5) {

        /* "dinopy/output_opener.pyx":138
 *                 # Handle zipped file.
 *                 if not os.path.exists(filepath) or self.force_overwrite:
 *                     output_file = gzip.GzipFile(filepath, self.mode)             # <<<<<<<<<<<<<<
 *                 elif self.append:
 *                     output_file = gzip.open(filepath, self.mode)
 */
        __pyx_t_2 = __Pyx_GetModuleGlobalName(__pyx_n_s_gzip); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 138, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_2);
        __pyx_t_3 = __Pyx_PyObject_GetAttrStr(__pyx_t_2, __pyx_n_s_GzipFile); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 138, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_3);
        __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
        __pyx_t_2 = NULL;
        __pyx_t_8 = 0;
        if (CYTHON_UNPACK_METHODS && unlikely(PyMethod_Check(__pyx_t_3))) {
          __pyx_t_2 = PyMethod_GET_SELF(__pyx_t_3);
          if (likely(__pyx_t_2)) {
            PyObject* function = PyMethod_GET_FUNCTION(__pyx_t_3);
            __Pyx_INCREF(__pyx_t_2);
            __Pyx_INCREF(function);
            __Pyx_DECREF_SET(__pyx_t_3, function);
            __pyx_t_8 = 1;
          }
        }
        #if CYTHON_FAST_PYCALL
        if (PyFunction_Check(__pyx_t_3)) {
          PyObject *__pyx_temp[3] = {__pyx_t_2, __pyx_v_filepath, __pyx_v_self->mode};
          __pyx_t_1 = __Pyx_PyFunction_FastCall(__pyx_t_3, __pyx_temp+1-__pyx_t_8, 2+__pyx_t_8); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 138, __pyx_L1_error)
          __Pyx_XDECREF(__pyx_t_2); __pyx_t_2 = 0;
          __Pyx_GOTREF(__pyx_t_1);
        } else
        #endif
        #if CYTHON_FAST_PYCCALL
        if (__Pyx_PyFastCFunction_Check(__pyx_t_3)) {
          PyObject *__pyx_temp[3] = {__pyx_t_2, __pyx_v_filepath, __pyx_v_self->mode};
          __pyx_t_1 = __Pyx_PyCFunction_FastCall(__pyx_t_3, __pyx_temp+1-__pyx_t_8, 2+__pyx_t_8); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 138, __pyx_L1_error)
          __Pyx_XDECREF(__pyx_t_2); __pyx_t_2 = 0;
          __Pyx_GOTREF(__pyx_t_1);
        } else
        #endif
        {
          __pyx_t_4 = PyTuple_New(2+__pyx_t_8); if (unlikely(!__pyx_t_4)) __PYX_ERR(0, 138, __pyx_L1_error)
          __Pyx_GOTREF(__pyx_t_4);
          if (__pyx_t_2) {
            __Pyx_GIVEREF(__pyx_t_2); PyTuple_SET_ITEM(__pyx_t_4, 0, __pyx_t_2); __pyx_t_2 = NULL;
          }
          __Pyx_INCREF(__pyx_v_filepath);
          __Pyx_GIVEREF(__pyx_v_filepath);
          PyTuple_SET_ITEM(__pyx_t_4, 0+__pyx_t_8, __pyx_v_filepath);
          __Pyx_INCREF(__pyx_v_self->mode);
          __Pyx_GIVEREF(__pyx_v_self->mode);
          PyTuple_SET_ITEM(__pyx_t_4, 1+__pyx_t_8, __pyx_v_self->mode);
          __pyx_t_1 = __Pyx_PyObject_Call(__pyx_t_3, __pyx_t_4, NULL); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 138, __pyx_L1_error)
          __Pyx_GOTREF(__pyx_t_1);
          __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
        }
        __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
        __pyx_v_output_file = __pyx_t_1;
        __pyx_t_1 = 0;

        /* "dinopy/output_opener.pyx":137
 *             if filepath[-3:] == ".gz":
 *                 # Handle zipped file.
 *                 if not os.path.exists(filepath) or self.force_overwrite:             # <<<<<<<<<<<<<<
 *                     output_file = gzip.GzipFile(filepath, self.mode)
 *                 elif self.append:
 */
        goto __pyx_L10;
      }

      /* "dinopy/output_opener.pyx":139
 *                 if not os.path.exists(filepath) or self.force_overwrite:
 *                     output_file = gzip.GzipFile(filepath, self.mode)
 *                 elif self.append:             # <<<<<<<<<<<<<<
 *                     output_file = gzip.open(filepath, self.mode)
 *                 else:
 */
      __pyx_t_5 = __Pyx_PyObject_IsTrue(((PyObject *)__pyx_v_self->append)); if (unlikely(__pyx_t_5 < 0)) __PYX_ERR(0, 139, __pyx_L1_error)
      if (__pyx_t_5) {

        /* "dinopy/output_opener.pyx":140
 *                     output_file = gzip.GzipFile(filepath, self.mode)
 *                 elif self.append:
 *                     output_file = gzip.open(filepath, self.mode)             # <<<<<<<<<<<<<<
 *                 else:
 *                     self.opened = False
 */
        __pyx_t_3 = __Pyx_GetModuleGlobalName(__pyx_n_s_gzip); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 140, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_3);
        __pyx_t_4 = __Pyx_PyObject_GetAttrStr(__pyx_t_3, __pyx_n_s_open); if (unlikely(!__pyx_t_4)) __PYX_ERR(0, 140, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_4);
        __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
        __pyx_t_3 = NULL;
        __pyx_t_8 = 0;
        if (CYTHON_UNPACK_METHODS && unlikely(PyMethod_Check(__pyx_t_4))) {
          __pyx_t_3 = PyMethod_GET_SELF(__pyx_t_4);
          if (likely(__pyx_t_3)) {
            PyObject* function = PyMethod_GET_FUNCTION(__pyx_t_4);
            __Pyx_INCREF(__pyx_t_3);
            __Pyx_INCREF(function);
            __Pyx_DECREF_SET(__pyx_t_4, function);
            __pyx_t_8 = 1;
          }
        }
        #if CYTHON_FAST_PYCALL
        if (PyFunction_Check(__pyx_t_4)) {
          PyObject *__pyx_temp[3] = {__pyx_t_3, __pyx_v_filepath, __pyx_v_self->mode};
          __pyx_t_1 = __Pyx_PyFunction_FastCall(__pyx_t_4, __pyx_temp+1-__pyx_t_8, 2+__pyx_t_8); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 140, __pyx_L1_error)
          __Pyx_XDECREF(__pyx_t_3); __pyx_t_3 = 0;
          __Pyx_GOTREF(__pyx_t_1);
        } else
        #endif
        #if CYTHON_FAST_PYCCALL
        if (__Pyx_PyFastCFunction_Check(__pyx_t_4)) {
          PyObject *__pyx_temp[3] = {__pyx_t_3, __pyx_v_filepath, __pyx_v_self->mode};
          __pyx_t_1 = __Pyx_PyCFunction_FastCall(__pyx_t_4, __pyx_temp+1-__pyx_t_8, 2+__pyx_t_8); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 140, __pyx_L1_error)
          __Pyx_XDECREF(__pyx_t_3); __pyx_t_3 = 0;
          __Pyx_GOTREF(__pyx_t_1);
        } else
        #endif
        {
          __pyx_t_2 = PyTuple_New(2+__pyx_t_8); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 140, __pyx_L1_error)
          __Pyx_GOTREF(__pyx_t_2);
          if (__pyx_t_3) {
            __Pyx_GIVEREF(__pyx_t_3); PyTuple_SET_ITEM(__pyx_t_2, 0, __pyx_t_3); __pyx_t_3 = NULL;
          }
          __Pyx_INCREF(__pyx_v_filepath);
          __Pyx_GIVEREF(__pyx_v_filepath);
          PyTuple_SET_ITEM(__pyx_t_2, 0+__pyx_t_8, __pyx_v_filepath);
          __Pyx_INCREF(__pyx_v_self->mode);
          __Pyx_GIVEREF(__pyx_v_self->mode);
          PyTuple_SET_ITEM(__pyx_t_2, 1+__pyx_t_8, __pyx_v_self->mode);
          __pyx_t_1 = __Pyx_PyObject_Call(__pyx_t_4, __pyx_t_2, NULL); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 140, __pyx_L1_error)
          __Pyx_GOTREF(__pyx_t_1);
          __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
        }
        __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
        __pyx_v_output_file = __pyx_t_1;
        __pyx_t_1 = 0;

        /* "dinopy/output_opener.pyx":139
 *                 if not os.path.exists(filepath) or self.force_overwrite:
 *                     output_file = gzip.GzipFile(filepath, self.mode)
 *                 elif self.append:             # <<<<<<<<<<<<<<
 *                     output_file = gzip.open(filepath, self.mode)
 *                 else:
 */
        goto __pyx_L10;
      }

      /* "dinopy/output_opener.pyx":142
 *                     output_file = gzip.open(filepath, self.mode)
 *                 else:
 *                     self.opened = False             # <<<<<<<<<<<<<<
 *                     raise FileExistsError("File exists: " + filepath)
 *                 self.writer = BufferedWriter(output_file, buffer_size=64 * io.DEFAULT_BUFFER_SIZE)
 */
      /*else*/ {
        __Pyx_INCREF(Py_False);
        __Pyx_GIVEREF(Py_False);
        __Pyx_GOTREF(__pyx_v_self->opened);
        __Pyx_DECREF(((PyObject *)__pyx_v_self->opened));
        __pyx_v_self->opened = ((PyBoolObject *)Py_False);

        /* "dinopy/output_opener.pyx":143
 *                 else:
 *                     self.opened = False
 *                     raise FileExistsError("File exists: " + filepath)             # <<<<<<<<<<<<<<
 *                 self.writer = BufferedWriter(output_file, buffer_size=64 * io.DEFAULT_BUFFER_SIZE)
 *             else:  # a regular (not compressed) file
 */
        __pyx_t_1 = __Pyx_PyUnicode_ConcatSafe(__pyx_kp_u_File_exists, __pyx_v_filepath); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 143, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_1);
        __pyx_t_4 = PyTuple_New(1); if (unlikely(!__pyx_t_4)) __PYX_ERR(0, 143, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_4);
        __Pyx_GIVEREF(__pyx_t_1);
        PyTuple_SET_ITEM(__pyx_t_4, 0, __pyx_t_1);
        __pyx_t_1 = 0;
        __pyx_t_1 = __Pyx_PyObject_Call(__pyx_builtin_FileExistsError, __pyx_t_4, NULL); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 143, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_1);
        __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
        __Pyx_Raise(__pyx_t_1, 0, 0, 0);
        __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
        __PYX_ERR(0, 143, __pyx_L1_error)
      }
      __pyx_L10:;

      /* "dinopy/output_opener.pyx":144
 *                     self.opened = False
 *                     raise FileExistsError("File exists: " + filepath)
 *                 self.writer = BufferedWriter(output_file, buffer_size=64 * io.DEFAULT_BUFFER_SIZE)             # <<<<<<<<<<<<<<
 *             else:  # a regular (not compressed) file
 *                 if os.path.exists(filepath) and not (self.force_overwrite or self.append):
 */
      __pyx_t_1 = __Pyx_GetModuleGlobalName(__pyx_n_s_BufferedWriter); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 144, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_1);
      __pyx_t_4 = PyTuple_New(1); if (unlikely(!__pyx_t_4)) __PYX_ERR(0, 144, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_4);
      __Pyx_INCREF(__pyx_v_output_file);
      __Pyx_GIVEREF(__pyx_v_output_file);
      PyTuple_SET_ITEM(__pyx_t_4, 0, __pyx_v_output_file);
      __pyx_t_2 = PyDict_New(); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 144, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_2);
      __pyx_t_3 = __Pyx_GetModuleGlobalName(__pyx_n_s_io); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 144, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_3);
      __pyx_t_9 = __Pyx_PyObject_GetAttrStr(__pyx_t_3, __pyx_n_s_DEFAULT_BUFFER_SIZE); if (unlikely(!__pyx_t_9)) __PYX_ERR(0, 144, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_9);
      __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
      __pyx_t_3 = PyNumber_Multiply(__pyx_int_64, __pyx_t_9); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 144, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_3);
      __Pyx_DECREF(__pyx_t_9); __pyx_t_9 = 0;
      if (PyDict_SetItem(__pyx_t_2, __pyx_n_s_buffer_size, __pyx_t_3) < 0) __PYX_ERR(0, 144, __pyx_L1_error)
      __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
      __pyx_t_3 = __Pyx_PyObject_Call(__pyx_t_1, __pyx_t_4, __pyx_t_2); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 144, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_3);
      __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
      __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
      __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
      __Pyx_GIVEREF(__pyx_t_3);
      __Pyx_GOTREF(__pyx_v_self->writer);
      __Pyx_DECREF(__pyx_v_self->writer);
      __pyx_v_self->writer = __pyx_t_3;
      __pyx_t_3 = 0;

      /* "dinopy/output_opener.pyx":135
 *             # Check if file is zipped, check if file exists
 *             filepath = self.sink
 *             if filepath[-3:] == ".gz":             # <<<<<<<<<<<<<<
 *                 # Handle zipped file.
 *                 if not os.path.exists(filepath) or self.force_overwrite:
 */
      goto __pyx_L9;
    }

    /* "dinopy/output_opener.pyx":146
 *                 self.writer = BufferedWriter(output_file, buffer_size=64 * io.DEFAULT_BUFFER_SIZE)
 *             else:  # a regular (not compressed) file
 *                 if os.path.exists(filepath) and not (self.force_overwrite or self.append):             # <<<<<<<<<<<<<<
 *                     self.opened = False
 *                     raise FileExistsError("File exists: " + filepath)
 */
    /*else*/ {
      __pyx_t_2 = __Pyx_GetModuleGlobalName(__pyx_n_s_os); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 146, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_2);
      __pyx_t_4 = __Pyx_PyObject_GetAttrStr(__pyx_t_2, __pyx_n_s_path); if (unlikely(!__pyx_t_4)) __PYX_ERR(0, 146, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_4);
      __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
      __pyx_t_2 = __Pyx_PyObject_GetAttrStr(__pyx_t_4, __pyx_n_s_exists); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 146, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_2);
      __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
      __pyx_t_4 = NULL;
      if (CYTHON_UNPACK_METHODS && likely(PyMethod_Check(__pyx_t_2))) {
        __pyx_t_4 = PyMethod_GET_SELF(__pyx_t_2);
        if (likely(__pyx_t_4)) {
          PyObject* function = PyMethod_GET_FUNCTION(__pyx_t_2);
          __Pyx_INCREF(__pyx_t_4);
          __Pyx_INCREF(function);
          __Pyx_DECREF_SET(__pyx_t_2, function);
        }
      }
      if (!__pyx_t_4) {
        __pyx_t_3 = __Pyx_PyObject_CallOneArg(__pyx_t_2, __pyx_v_filepath); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 146, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_3);
      } else {
        #if CYTHON_FAST_PYCALL
        if (PyFunction_Check(__pyx_t_2)) {
          PyObject *__pyx_temp[2] = {__pyx_t_4, __pyx_v_filepath};
          __pyx_t_3 = __Pyx_PyFunction_FastCall(__pyx_t_2, __pyx_temp+1-1, 1+1); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 146, __pyx_L1_error)
          __Pyx_XDECREF(__pyx_t_4); __pyx_t_4 = 0;
          __Pyx_GOTREF(__pyx_t_3);
        } else
        #endif
        #if CYTHON_FAST_PYCCALL
        if (__Pyx_PyFastCFunction_Check(__pyx_t_2)) {
          PyObject *__pyx_temp[2] = {__pyx_t_4, __pyx_v_filepath};
          __pyx_t_3 = __Pyx_PyCFunction_FastCall(__pyx_t_2, __pyx_temp+1-1, 1+1); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 146, __pyx_L1_error)
          __Pyx_XDECREF(__pyx_t_4); __pyx_t_4 = 0;
          __Pyx_GOTREF(__pyx_t_3);
        } else
        #endif
        {
          __pyx_t_1 = PyTuple_New(1+1); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 146, __pyx_L1_error)
          __Pyx_GOTREF(__pyx_t_1);
          __Pyx_GIVEREF(__pyx_t_4); PyTuple_SET_ITEM(__pyx_t_1, 0, __pyx_t_4); __pyx_t_4 = NULL;
          __Pyx_INCREF(__pyx_v_filepath);
          __Pyx_GIVEREF(__pyx_v_filepath);
          PyTuple_SET_ITEM(__pyx_t_1, 0+1, __pyx_v_filepath);
          __pyx_t_3 = __Pyx_PyObject_Call(__pyx_t_2, __pyx_t_1, NULL); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 146, __pyx_L1_error)
          __Pyx_GOTREF(__pyx_t_3);
          __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
        }
      }
      __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
      __pyx_t_7 = __Pyx_PyObject_IsTrue(__pyx_t_3); if (unlikely(__pyx_t_7 < 0)) __PYX_ERR(0, 146, __pyx_L1_error)
      __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
      if (__pyx_t_7) {
      } else {
        __pyx_t_5 = __pyx_t_7;
        goto __pyx_L14_bool_binop_done;
      }
      __pyx_t_6 = __Pyx_PyObject_IsTrue(((PyObject *)__pyx_v_self->force_overwrite)); if (unlikely(__pyx_t_6 < 0)) __PYX_ERR(0, 146, __pyx_L1_error)
      if (!__pyx_t_6) {
      } else {
        __pyx_t_7 = __pyx_t_6;
        goto __pyx_L16_bool_binop_done;
      }
      __pyx_t_6 = __Pyx_PyObject_IsTrue(((PyObject *)__pyx_v_self->append)); if (unlikely(__pyx_t_6 < 0)) __PYX_ERR(0, 146, __pyx_L1_error)
      __pyx_t_7 = __pyx_t_6;
      __pyx_L16_bool_binop_done:;
      __pyx_t_6 = ((!__pyx_t_7) != 0);
      __pyx_t_5 = __pyx_t_6;
      __pyx_L14_bool_binop_done:;
      if (__pyx_t_5) {

        /* "dinopy/output_opener.pyx":147
 *             else:  # a regular (not compressed) file
 *                 if os.path.exists(filepath) and not (self.force_overwrite or self.append):
 *                     self.opened = False             # <<<<<<<<<<<<<<
 *                     raise FileExistsError("File exists: " + filepath)
 * #                path, filename = os.path.split(filepath)
 */
        __Pyx_INCREF(Py_False);
        __Pyx_GIVEREF(Py_False);
        __Pyx_GOTREF(__pyx_v_self->opened);
        __Pyx_DECREF(((PyObject *)__pyx_v_self->opened));
        __pyx_v_self->opened = ((PyBoolObject *)Py_False);

        /* "dinopy/output_opener.pyx":148
 *                 if os.path.exists(filepath) and not (self.force_overwrite or self.append):
 *                     self.opened = False
 *                     raise FileExistsError("File exists: " + filepath)             # <<<<<<<<<<<<<<
 * #                path, filename = os.path.split(filepath)
 * #                if not os.path.exists(path):
 */
        __pyx_t_3 = __Pyx_PyUnicode_ConcatSafe(__pyx_kp_u_File_exists, __pyx_v_filepath); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 148, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_3);
        __pyx_t_2 = PyTuple_New(1); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 148, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_2);
        __Pyx_GIVEREF(__pyx_t_3);
        PyTuple_SET_ITEM(__pyx_t_2, 0, __pyx_t_3);
        __pyx_t_3 = 0;
        __pyx_t_3 = __Pyx_PyObject_Call(__pyx_builtin_FileExistsError, __pyx_t_2, NULL); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 148, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_3);
        __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
        __Pyx_Raise(__pyx_t_3, 0, 0, 0);
        __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
        __PYX_ERR(0, 148, __pyx_L1_error)

        /* "dinopy/output_opener.pyx":146
 *                 self.writer = BufferedWriter(output_file, buffer_size=64 * io.DEFAULT_BUFFER_SIZE)
 *             else:  # a regular (not compressed) file
 *                 if os.path.exists(filepath) and not (self.force_overwrite or self.append):             # <<<<<<<<<<<<<<
 *                     self.opened = False
 *                     raise FileExistsError("File exists: " + filepath)
 */
      }

      /* "dinopy/output_opener.pyx":152
 * #                if not os.path.exists(path):
 * #                    os.makedirs(path)
 *                 output_file = open(filepath, self.mode)             # <<<<<<<<<<<<<<
 *                 if 't' in self.mode:
 *                     self.writer = output_file
 */
      __pyx_t_3 = PyTuple_New(2); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 152, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_3);
      __Pyx_INCREF(__pyx_v_filepath);
      __Pyx_GIVEREF(__pyx_v_filepath);
      PyTuple_SET_ITEM(__pyx_t_3, 0, __pyx_v_filepath);
      __Pyx_INCREF(__pyx_v_self->mode);
      __Pyx_GIVEREF(__pyx_v_self->mode);
      PyTuple_SET_ITEM(__pyx_t_3, 1, __pyx_v_self->mode);
      __pyx_t_2 = __Pyx_PyObject_Call(__pyx_builtin_open, __pyx_t_3, NULL); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 152, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_2);
      __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
      __pyx_v_output_file = __pyx_t_2;
      __pyx_t_2 = 0;

      /* "dinopy/output_opener.pyx":153
 * #                    os.makedirs(path)
 *                 output_file = open(filepath, self.mode)
 *                 if 't' in self.mode:             # <<<<<<<<<<<<<<
 *                     self.writer = output_file
 *                 else:
 */
      if (unlikely(__pyx_v_self->mode == Py_None)) {
        PyErr_SetString(PyExc_TypeError, "'NoneType' object is not iterable");
        __PYX_ERR(0, 153, __pyx_L1_error)
      }
      __pyx_t_5 = (__Pyx_PyUnicode_ContainsTF(__pyx_n_u_t, __pyx_v_self->mode, Py_EQ)); if (unlikely(__pyx_t_5 < 0)) __PYX_ERR(0, 153, __pyx_L1_error)
      __pyx_t_6 = (__pyx_t_5 != 0);
      if (__pyx_t_6) {

        /* "dinopy/output_opener.pyx":154
 *                 output_file = open(filepath, self.mode)
 *                 if 't' in self.mode:
 *                     self.writer = output_file             # <<<<<<<<<<<<<<
 *                 else:
 *                     self.writer = BufferedWriter(output_file, buffer_size=64 * io.DEFAULT_BUFFER_SIZE)
 */
        __Pyx_INCREF(__pyx_v_output_file);
        __Pyx_GIVEREF(__pyx_v_output_file);
        __Pyx_GOTREF(__pyx_v_self->writer);
        __Pyx_DECREF(__pyx_v_self->writer);
        __pyx_v_self->writer = __pyx_v_output_file;

        /* "dinopy/output_opener.pyx":153
 * #                    os.makedirs(path)
 *                 output_file = open(filepath, self.mode)
 *                 if 't' in self.mode:             # <<<<<<<<<<<<<<
 *                     self.writer = output_file
 *                 else:
 */
        goto __pyx_L18;
      }

      /* "dinopy/output_opener.pyx":156
 *                     self.writer = output_file
 *                 else:
 *                     self.writer = BufferedWriter(output_file, buffer_size=64 * io.DEFAULT_BUFFER_SIZE)             # <<<<<<<<<<<<<<
 *         else:
 *             raise TypeError("Unsupported output sink type: {}".format(str(type(self.sink))))
 */
      /*else*/ {
        __pyx_t_2 = __Pyx_GetModuleGlobalName(__pyx_n_s_BufferedWriter); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 156, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_2);
        __pyx_t_3 = PyTuple_New(1); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 156, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_3);
        __Pyx_INCREF(__pyx_v_output_file);
        __Pyx_GIVEREF(__pyx_v_output_file);
        PyTuple_SET_ITEM(__pyx_t_3, 0, __pyx_v_output_file);
        __pyx_t_1 = PyDict_New(); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 156, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_1);
        __pyx_t_4 = __Pyx_GetModuleGlobalName(__pyx_n_s_io); if (unlikely(!__pyx_t_4)) __PYX_ERR(0, 156, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_4);
        __pyx_t_9 = __Pyx_PyObject_GetAttrStr(__pyx_t_4, __pyx_n_s_DEFAULT_BUFFER_SIZE); if (unlikely(!__pyx_t_9)) __PYX_ERR(0, 156, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_9);
        __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
        __pyx_t_4 = PyNumber_Multiply(__pyx_int_64, __pyx_t_9); if (unlikely(!__pyx_t_4)) __PYX_ERR(0, 156, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_4);
        __Pyx_DECREF(__pyx_t_9); __pyx_t_9 = 0;
        if (PyDict_SetItem(__pyx_t_1, __pyx_n_s_buffer_size, __pyx_t_4) < 0) __PYX_ERR(0, 156, __pyx_L1_error)
        __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
        __pyx_t_4 = __Pyx_PyObject_Call(__pyx_t_2, __pyx_t_3, __pyx_t_1); if (unlikely(!__pyx_t_4)) __PYX_ERR(0, 156, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_4);
        __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
        __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
        __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
        __Pyx_GIVEREF(__pyx_t_4);
        __Pyx_GOTREF(__pyx_v_self->writer);
        __Pyx_DECREF(__pyx_v_self->writer);
        __pyx_v_self->writer = __pyx_t_4;
        __pyx_t_4 = 0;
      }
      __pyx_L18:;
    }
    __pyx_L9:;

    /* "dinopy/output_opener.pyx":132
 *             if isinstance(self.sink, (io.TextIOBase, io.TextIOWrapper)):  # the comment above is a lie. (Because TextIOx & write(b'some bytes') will fail)
 *                 self.writer = _AsciiTextWrapper(self.sink)
 *         elif isinstance(self.sink, str):             # <<<<<<<<<<<<<<
 *             # Check if file is zipped, check if file exists
 *             filepath = self.sink
 */
    goto __pyx_L4;
  }

  /* "dinopy/output_opener.pyx":158
 *                     self.writer = BufferedWriter(output_file, buffer_size=64 * io.DEFAULT_BUFFER_SIZE)
 *         else:
 *             raise TypeError("Unsupported output sink type: {}".format(str(type(self.sink))))             # <<<<<<<<<<<<<<
 *         return self.writer
 * 
 */
  /*else*/ {
    __pyx_t_1 = __Pyx_PyObject_GetAttrStr(__pyx_kp_u_Unsupported_output_sink_type, __pyx_n_s_format); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 158, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_1);
    __pyx_t_3 = PyTuple_New(1); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 158, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_3);
    __Pyx_INCREF(((PyObject *)Py_TYPE(__pyx_v_self->sink)));
    __Pyx_GIVEREF(((PyObject *)Py_TYPE(__pyx_v_self->sink)));
    PyTuple_SET_ITEM(__pyx_t_3, 0, ((PyObject *)Py_TYPE(__pyx_v_self->sink)));
    __pyx_t_2 = __Pyx_PyObject_Call(((PyObject *)(&PyUnicode_Type)), __pyx_t_3, NULL); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 158, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_2);
    __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
    __pyx_t_3 = NULL;
    if (CYTHON_UNPACK_METHODS && likely(PyMethod_Check(__pyx_t_1))) {
      __pyx_t_3 = PyMethod_GET_SELF(__pyx_t_1);
      if (likely(__pyx_t_3)) {
        PyObject* function = PyMethod_GET_FUNCTION(__pyx_t_1);
        __Pyx_INCREF(__pyx_t_3);
        __Pyx_INCREF(function);
        __Pyx_DECREF_SET(__pyx_t_1, function);
      }
    }
    if (!__pyx_t_3) {
      __pyx_t_4 = __Pyx_PyObject_CallOneArg(__pyx_t_1, __pyx_t_2); if (unlikely(!__pyx_t_4)) __PYX_ERR(0, 158, __pyx_L1_error)
      __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
      __Pyx_GOTREF(__pyx_t_4);
    } else {
      #if CYTHON_FAST_PYCALL
      if (PyFunction_Check(__pyx_t_1)) {
        PyObject *__pyx_temp[2] = {__pyx_t_3, __pyx_t_2};
        __pyx_t_4 = __Pyx_PyFunction_FastCall(__pyx_t_1, __pyx_temp+1-1, 1+1); if (unlikely(!__pyx_t_4)) __PYX_ERR(0, 158, __pyx_L1_error)
        __Pyx_XDECREF(__pyx_t_3); __pyx_t_3 = 0;
        __Pyx_GOTREF(__pyx_t_4);
        __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
      } else
      #endif
      #if CYTHON_FAST_PYCCALL
      if (__Pyx_PyFastCFunction_Check(__pyx_t_1)) {
        PyObject *__pyx_temp[2] = {__pyx_t_3, __pyx_t_2};
        __pyx_t_4 = __Pyx_PyCFunction_FastCall(__pyx_t_1, __pyx_temp+1-1, 1+1); if (unlikely(!__pyx_t_4)) __PYX_ERR(0, 158, __pyx_L1_error)
        __Pyx_XDECREF(__pyx_t_3); __pyx_t_3 = 0;
        __Pyx_GOTREF(__pyx_t_4);
        __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
      } else
      #endif
      {
        __pyx_t_9 = PyTuple_New(1+1); if (unlikely(!__pyx_t_9)) __PYX_ERR(0, 158, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_9);
        __Pyx_GIVEREF(__pyx_t_3); PyTuple_SET_ITEM(__pyx_t_9, 0, __pyx_t_3); __pyx_t_3 = NULL;
        __Pyx_GIVEREF(__pyx_t_2);
        PyTuple_SET_ITEM(__pyx_t_9, 0+1, __pyx_t_2);
        __pyx_t_2 = 0;
        __pyx_t_4 = __Pyx_PyObject_Call(__pyx_t_1, __pyx_t_9, NULL); if (unlikely(!__pyx_t_4)) __PYX_ERR(0, 158, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_4);
        __Pyx_DECREF(__pyx_t_9); __pyx_t_9 = 0;
      }
    }
    __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
    __pyx_t_1 = PyTuple_New(1); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 158, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_1);
    __Pyx_GIVEREF(__pyx_t_4);
    PyTuple_SET_ITEM(__pyx_t_1, 0, __pyx_t_4);
    __pyx_t_4 = 0;
    __pyx_t_4 = __Pyx_PyObject_Call(__pyx_builtin_TypeError, __pyx_t_1, NULL); if (unlikely(!__pyx_t_4)) __PYX_ERR(0, 158, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_4);
    __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
    __Pyx_Raise(__pyx_t_4, 0, 0, 0);
    __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
    __PYX_ERR(0, 158, __pyx_L1_error)
  }
  __pyx_L4:;

  /* "dinopy/output_opener.pyx":159
 *         else:
 *             raise TypeError("Unsupported output sink type: {}".format(str(type(self.sink))))
 *         return self.writer             # <<<<<<<<<<<<<<
 * 
 *     cpdef object __enter__(self):
 */
  __Pyx_XDECREF(__pyx_r);
  __Pyx_INCREF(__pyx_v_self->writer);
  __pyx_r = __pyx_v_self->writer;
  goto __pyx_L0;

  /* "dinopy/output_opener.pyx":94
 *         return self.opened
 * 
 *     cpdef open(self):             # <<<<<<<<<<<<<<
 *         """Open the output as an iterable over byte lines.
 * 
 */

  /* function exit code */
  __pyx_L1_error:;
  __Pyx_XDECREF(__pyx_t_1);
  __Pyx_XDECREF(__pyx_t_2);
  __Pyx_XDECREF(__pyx_t_3);
  __Pyx_XDECREF(__pyx_t_4);
  __Pyx_XDECREF(__pyx_t_9);
  __Pyx_AddTraceback("dinopy.output_opener.OutputOpener.open", __pyx_clineno, __pyx_lineno, __pyx_filename);
  __pyx_r = 0;
  __pyx_L0:;
  __Pyx_XDECREF(__pyx_v_filepath);
  __Pyx_XDECREF(__pyx_v_output_file);
  __Pyx_XGIVEREF(__pyx_r);
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

/* Python wrapper */
static PyObject *__pyx_pw_6dinopy_13output_opener_12OutputOpener_5open(PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *unused); /*proto*/
static char __pyx_doc_6dinopy_13output_opener_12OutputOpener_4open[] = "OutputOpener.open(self)\nOpen the output as an iterable over byte lines.\n\n        The following sinks are supported:\n            sys.stdout\n            file_objects (BufferedWriter, io.RawIOBase)\n            filepath (to a gzipped or plain text file.)\n            any iterable sink inheriting from IOBase (i.e. io.StringIO)\n\n        Returns:\n            An OutputOpener instance capable of writing to the specified sink.\n\n        Raises:\n            FileNotFoundError: If the given file does not exist.\n            TypeError: If the output sink is of an unsupported type.\n        ";
static PyObject *__pyx_pw_6dinopy_13output_opener_12OutputOpener_5open(PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *unused) {
  PyObject *__pyx_r = 0;
  __Pyx_RefNannyDeclarations
  __Pyx_RefNannySetupContext("open (wrapper)", 0);
  __pyx_r = __pyx_pf_6dinopy_13output_opener_12OutputOpener_4open(((struct __pyx_obj_6dinopy_13output_opener_OutputOpener *)__pyx_v_self));

  /* function exit code */
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

static PyObject *__pyx_pf_6dinopy_13output_opener_12OutputOpener_4open(struct __pyx_obj_6dinopy_13output_opener_OutputOpener *__pyx_v_self) {
  PyObject *__pyx_r = NULL;
  __Pyx_RefNannyDeclarations
  PyObject *__pyx_t_1 = NULL;
  __Pyx_RefNannySetupContext("open", 0);
  __Pyx_XDECREF(__pyx_r);
  __pyx_t_1 = __pyx_f_6dinopy_13output_opener_12OutputOpener_open(__pyx_v_self, 1); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 94, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_1);
  __pyx_r = __pyx_t_1;
  __pyx_t_1 = 0;
  goto __pyx_L0;

  /* function exit code */
  __pyx_L1_error:;
  __Pyx_XDECREF(__pyx_t_1);
  __Pyx_AddTraceback("dinopy.output_opener.OutputOpener.open", __pyx_clineno, __pyx_lineno, __pyx_filename);
  __pyx_r = NULL;
  __pyx_L0:;
  __Pyx_XGIVEREF(__pyx_r);
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

/* "dinopy/output_opener.pyx":161
 *         return self.writer
 * 
 *     cpdef object __enter__(self):             # <<<<<<<<<<<<<<
 *         return self.open()
 * 
 */

static PyObject *__pyx_pw_6dinopy_13output_opener_12OutputOpener_7__enter__(PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *unused); /*proto*/
static PyObject *__pyx_f_6dinopy_13output_opener_12OutputOpener___enter__(struct __pyx_obj_6dinopy_13output_opener_OutputOpener *__pyx_v_self, int __pyx_skip_dispatch) {
  PyObject *__pyx_r = NULL;
  __Pyx_RefNannyDeclarations
  PyObject *__pyx_t_1 = NULL;
  PyObject *__pyx_t_2 = NULL;
  PyObject *__pyx_t_3 = NULL;
  PyObject *__pyx_t_4 = NULL;
  __Pyx_RefNannySetupContext("__enter__", 0);
  /* Check if called by wrapper */
  if (unlikely(__pyx_skip_dispatch)) ;
  /* Check if overridden in Python */
  else if (unlikely(Py_TYPE(((PyObject *)__pyx_v_self))->tp_dictoffset != 0)) {
    __pyx_t_1 = __Pyx_PyObject_GetAttrStr(((PyObject *)__pyx_v_self), __pyx_n_s_enter); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 161, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_1);
    if (!PyCFunction_Check(__pyx_t_1) || (PyCFunction_GET_FUNCTION(__pyx_t_1) != (PyCFunction)__pyx_pw_6dinopy_13output_opener_12OutputOpener_7__enter__)) {
      __Pyx_XDECREF(__pyx_r);
      __Pyx_INCREF(__pyx_t_1);
      __pyx_t_3 = __pyx_t_1; __pyx_t_4 = NULL;
      if (CYTHON_UNPACK_METHODS && unlikely(PyMethod_Check(__pyx_t_3))) {
        __pyx_t_4 = PyMethod_GET_SELF(__pyx_t_3);
        if (likely(__pyx_t_4)) {
          PyObject* function = PyMethod_GET_FUNCTION(__pyx_t_3);
          __Pyx_INCREF(__pyx_t_4);
          __Pyx_INCREF(function);
          __Pyx_DECREF_SET(__pyx_t_3, function);
        }
      }
      if (__pyx_t_4) {
        __pyx_t_2 = __Pyx_PyObject_CallOneArg(__pyx_t_3, __pyx_t_4); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 161, __pyx_L1_error)
        __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
      } else {
        __pyx_t_2 = __Pyx_PyObject_CallNoArg(__pyx_t_3); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 161, __pyx_L1_error)
      }
      __Pyx_GOTREF(__pyx_t_2);
      __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
      __pyx_r = __pyx_t_2;
      __pyx_t_2 = 0;
      __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
      goto __pyx_L0;
    }
    __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
  }

  /* "dinopy/output_opener.pyx":162
 * 
 *     cpdef object __enter__(self):
 *         return self.open()             # <<<<<<<<<<<<<<
 * 
 * 
 */
  __Pyx_XDECREF(__pyx_r);
  __pyx_t_1 = ((struct __pyx_vtabstruct_6dinopy_13output_opener_OutputOpener *)__pyx_v_self->__pyx_vtab)->open(__pyx_v_self, 0); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 162, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_1);
  __pyx_r = __pyx_t_1;
  __pyx_t_1 = 0;
  goto __pyx_L0;

  /* "dinopy/output_opener.pyx":161
 *         return self.writer
 * 
 *     cpdef object __enter__(self):             # <<<<<<<<<<<<<<
 *         return self.open()
 * 
 */

  /* function exit code */
  __pyx_L1_error:;
  __Pyx_XDECREF(__pyx_t_1);
  __Pyx_XDECREF(__pyx_t_2);
  __Pyx_XDECREF(__pyx_t_3);
  __Pyx_XDECREF(__pyx_t_4);
  __Pyx_AddTraceback("dinopy.output_opener.OutputOpener.__enter__", __pyx_clineno, __pyx_lineno, __pyx_filename);
  __pyx_r = 0;
  __pyx_L0:;
  __Pyx_XGIVEREF(__pyx_r);
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

/* Python wrapper */
static PyObject *__pyx_pw_6dinopy_13output_opener_12OutputOpener_7__enter__(PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *unused); /*proto*/
static char __pyx_doc_6dinopy_13output_opener_12OutputOpener_6__enter__[] = "OutputOpener.__enter__(self)";
static PyObject *__pyx_pw_6dinopy_13output_opener_12OutputOpener_7__enter__(PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *unused) {
  PyObject *__pyx_r = 0;
  __Pyx_RefNannyDeclarations
  __Pyx_RefNannySetupContext("__enter__ (wrapper)", 0);
  __pyx_r = __pyx_pf_6dinopy_13output_opener_12OutputOpener_6__enter__(((struct __pyx_obj_6dinopy_13output_opener_OutputOpener *)__pyx_v_self));

  /* function exit code */
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

static PyObject *__pyx_pf_6dinopy_13output_opener_12OutputOpener_6__enter__(struct __pyx_obj_6dinopy_13output_opener_OutputOpener *__pyx_v_self) {
  PyObject *__pyx_r = NULL;
  __Pyx_RefNannyDeclarations
  PyObject *__pyx_t_1 = NULL;
  __Pyx_RefNannySetupContext("__enter__", 0);
  __Pyx_XDECREF(__pyx_r);
  __pyx_t_1 = __pyx_f_6dinopy_13output_opener_12OutputOpener___enter__(__pyx_v_self, 1); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 161, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_1);
  __pyx_r = __pyx_t_1;
  __pyx_t_1 = 0;
  goto __pyx_L0;

  /* function exit code */
  __pyx_L1_error:;
  __Pyx_XDECREF(__pyx_t_1);
  __Pyx_AddTraceback("dinopy.output_opener.OutputOpener.__enter__", __pyx_clineno, __pyx_lineno, __pyx_filename);
  __pyx_r = NULL;
  __pyx_L0:;
  __Pyx_XGIVEREF(__pyx_r);
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

/* "dinopy/output_opener.pyx":165
 * 
 * 
 *     cpdef close(self):             # <<<<<<<<<<<<<<
 *         """Close the OutputOpener manually.
 *         Note: We recommend using the with environment instead"""
 */

static PyObject *__pyx_pw_6dinopy_13output_opener_12OutputOpener_9close(PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *unused); /*proto*/
static PyObject *__pyx_f_6dinopy_13output_opener_12OutputOpener_close(struct __pyx_obj_6dinopy_13output_opener_OutputOpener *__pyx_v_self, int __pyx_skip_dispatch) {
  PyObject *__pyx_r = NULL;
  __Pyx_RefNannyDeclarations
  PyObject *__pyx_t_1 = NULL;
  PyObject *__pyx_t_2 = NULL;
  PyObject *__pyx_t_3 = NULL;
  PyObject *__pyx_t_4 = NULL;
  int __pyx_t_5;
  int __pyx_t_6;
  __Pyx_RefNannySetupContext("close", 0);
  /* Check if called by wrapper */
  if (unlikely(__pyx_skip_dispatch)) ;
  /* Check if overridden in Python */
  else if (unlikely(Py_TYPE(((PyObject *)__pyx_v_self))->tp_dictoffset != 0)) {
    __pyx_t_1 = __Pyx_PyObject_GetAttrStr(((PyObject *)__pyx_v_self), __pyx_n_s_close); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 165, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_1);
    if (!PyCFunction_Check(__pyx_t_1) || (PyCFunction_GET_FUNCTION(__pyx_t_1) != (PyCFunction)__pyx_pw_6dinopy_13output_opener_12OutputOpener_9close)) {
      __Pyx_XDECREF(__pyx_r);
      __Pyx_INCREF(__pyx_t_1);
      __pyx_t_3 = __pyx_t_1; __pyx_t_4 = NULL;
      if (CYTHON_UNPACK_METHODS && unlikely(PyMethod_Check(__pyx_t_3))) {
        __pyx_t_4 = PyMethod_GET_SELF(__pyx_t_3);
        if (likely(__pyx_t_4)) {
          PyObject* function = PyMethod_GET_FUNCTION(__pyx_t_3);
          __Pyx_INCREF(__pyx_t_4);
          __Pyx_INCREF(function);
          __Pyx_DECREF_SET(__pyx_t_3, function);
        }
      }
      if (__pyx_t_4) {
        __pyx_t_2 = __Pyx_PyObject_CallOneArg(__pyx_t_3, __pyx_t_4); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 165, __pyx_L1_error)
        __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
      } else {
        __pyx_t_2 = __Pyx_PyObject_CallNoArg(__pyx_t_3); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 165, __pyx_L1_error)
      }
      __Pyx_GOTREF(__pyx_t_2);
      __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
      __pyx_r = __pyx_t_2;
      __pyx_t_2 = 0;
      __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
      goto __pyx_L0;
    }
    __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
  }

  /* "dinopy/output_opener.pyx":168
 *         """Close the OutputOpener manually.
 *         Note: We recommend using the with environment instead"""
 *         if self.opened and self.output_closable:             # <<<<<<<<<<<<<<
 *             # Close the file if necessary
 *             self.writer.close()
 */
  __pyx_t_6 = __Pyx_PyObject_IsTrue(((PyObject *)__pyx_v_self->opened)); if (unlikely(__pyx_t_6 < 0)) __PYX_ERR(0, 168, __pyx_L1_error)
  if (__pyx_t_6) {
  } else {
    __pyx_t_5 = __pyx_t_6;
    goto __pyx_L4_bool_binop_done;
  }
  __pyx_t_6 = __Pyx_PyObject_IsTrue(((PyObject *)__pyx_v_self->output_closable)); if (unlikely(__pyx_t_6 < 0)) __PYX_ERR(0, 168, __pyx_L1_error)
  __pyx_t_5 = __pyx_t_6;
  __pyx_L4_bool_binop_done:;
  if (__pyx_t_5) {

    /* "dinopy/output_opener.pyx":170
 *         if self.opened and self.output_closable:
 *             # Close the file if necessary
 *             self.writer.close()             # <<<<<<<<<<<<<<
 *         self.opened = False
 * 
 */
    __pyx_t_2 = __Pyx_PyObject_GetAttrStr(__pyx_v_self->writer, __pyx_n_s_close); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 170, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_2);
    __pyx_t_3 = NULL;
    if (CYTHON_UNPACK_METHODS && likely(PyMethod_Check(__pyx_t_2))) {
      __pyx_t_3 = PyMethod_GET_SELF(__pyx_t_2);
      if (likely(__pyx_t_3)) {
        PyObject* function = PyMethod_GET_FUNCTION(__pyx_t_2);
        __Pyx_INCREF(__pyx_t_3);
        __Pyx_INCREF(function);
        __Pyx_DECREF_SET(__pyx_t_2, function);
      }
    }
    if (__pyx_t_3) {
      __pyx_t_1 = __Pyx_PyObject_CallOneArg(__pyx_t_2, __pyx_t_3); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 170, __pyx_L1_error)
      __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
    } else {
      __pyx_t_1 = __Pyx_PyObject_CallNoArg(__pyx_t_2); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 170, __pyx_L1_error)
    }
    __Pyx_GOTREF(__pyx_t_1);
    __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
    __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;

    /* "dinopy/output_opener.pyx":168
 *         """Close the OutputOpener manually.
 *         Note: We recommend using the with environment instead"""
 *         if self.opened and self.output_closable:             # <<<<<<<<<<<<<<
 *             # Close the file if necessary
 *             self.writer.close()
 */
  }

  /* "dinopy/output_opener.pyx":171
 *             # Close the file if necessary
 *             self.writer.close()
 *         self.opened = False             # <<<<<<<<<<<<<<
 * 
 *     cpdef __exit__(self, object ttype, object value, object traceback):
 */
  __Pyx_INCREF(Py_False);
  __Pyx_GIVEREF(Py_False);
  __Pyx_GOTREF(__pyx_v_self->opened);
  __Pyx_DECREF(((PyObject *)__pyx_v_self->opened));
  __pyx_v_self->opened = ((PyBoolObject *)Py_False);

  /* "dinopy/output_opener.pyx":165
 * 
 * 
 *     cpdef close(self):             # <<<<<<<<<<<<<<
 *         """Close the OutputOpener manually.
 *         Note: We recommend using the with environment instead"""
 */

  /* function exit code */
  __pyx_r = Py_None; __Pyx_INCREF(Py_None);
  goto __pyx_L0;
  __pyx_L1_error:;
  __Pyx_XDECREF(__pyx_t_1);
  __Pyx_XDECREF(__pyx_t_2);
  __Pyx_XDECREF(__pyx_t_3);
  __Pyx_XDECREF(__pyx_t_4);
  __Pyx_AddTraceback("dinopy.output_opener.OutputOpener.close", __pyx_clineno, __pyx_lineno, __pyx_filename);
  __pyx_r = 0;
  __pyx_L0:;
  __Pyx_XGIVEREF(__pyx_r);
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

/* Python wrapper */
static PyObject *__pyx_pw_6dinopy_13output_opener_12OutputOpener_9close(PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *unused); /*proto*/
static char __pyx_doc_6dinopy_13output_opener_12OutputOpener_8close[] = "OutputOpener.close(self)\nClose the OutputOpener manually.\n        Note: We recommend using the with environment instead";
static PyObject *__pyx_pw_6dinopy_13output_opener_12OutputOpener_9close(PyObject *__pyx_v_self, CYTHON_UNUSED PyObject *unused) {
  PyObject *__pyx_r = 0;
  __Pyx_RefNannyDeclarations
  __Pyx_RefNannySetupContext("close (wrapper)", 0);
  __pyx_r = __pyx_pf_6dinopy_13output_opener_12OutputOpener_8close(((struct __pyx_obj_6dinopy_13output_opener_OutputOpener *)__pyx_v_self));

  /* function exit code */
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

static PyObject *__pyx_pf_6dinopy_13output_opener_12OutputOpener_8close(struct __pyx_obj_6dinopy_13output_opener_OutputOpener *__pyx_v_self) {
  PyObject *__pyx_r = NULL;
  __Pyx_RefNannyDeclarations
  PyObject *__pyx_t_1 = NULL;
  __Pyx_RefNannySetupContext("close", 0);
  __Pyx_XDECREF(__pyx_r);
  __pyx_t_1 = __pyx_f_6dinopy_13output_opener_12OutputOpener_close(__pyx_v_self, 1); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 165, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_1);
  __pyx_r = __pyx_t_1;
  __pyx_t_1 = 0;
  goto __pyx_L0;

  /* function exit code */
  __pyx_L1_error:;
  __Pyx_XDECREF(__pyx_t_1);
  __Pyx_AddTraceback("dinopy.output_opener.OutputOpener.close", __pyx_clineno, __pyx_lineno, __pyx_filename);
  __pyx_r = NULL;
  __pyx_L0:;
  __Pyx_XGIVEREF(__pyx_r);
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

/* "dinopy/output_opener.pyx":173
 *         self.opened = False
 * 
 *     cpdef __exit__(self, object ttype, object value, object traceback):             # <<<<<<<<<<<<<<
 *         """Close the file (if possible).
 * 
 */

static PyObject *__pyx_pw_6dinopy_13output_opener_12OutputOpener_11__exit__(PyObject *__pyx_v_self, PyObject *__pyx_args, PyObject *__pyx_kwds); /*proto*/
static PyObject *__pyx_f_6dinopy_13output_opener_12OutputOpener___exit__(struct __pyx_obj_6dinopy_13output_opener_OutputOpener *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v_ttype, PyObject *__pyx_v_value, CYTHON_UNUSED PyObject *__pyx_v_traceback, int __pyx_skip_dispatch) {
  PyObject *__pyx_r = NULL;
  __Pyx_RefNannyDeclarations
  PyObject *__pyx_t_1 = NULL;
  PyObject *__pyx_t_2 = NULL;
  PyObject *__pyx_t_3 = NULL;
  PyObject *__pyx_t_4 = NULL;
  int __pyx_t_5;
  PyObject *__pyx_t_6 = NULL;
  int __pyx_t_7;
  int __pyx_t_8;
  __Pyx_RefNannySetupContext("__exit__", 0);
  /* Check if called by wrapper */
  if (unlikely(__pyx_skip_dispatch)) ;
  /* Check if overridden in Python */
  else if (unlikely(Py_TYPE(((PyObject *)__pyx_v_self))->tp_dictoffset != 0)) {
    __pyx_t_1 = __Pyx_PyObject_GetAttrStr(((PyObject *)__pyx_v_self), __pyx_n_s_exit); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 173, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_1);
    if (!PyCFunction_Check(__pyx_t_1) || (PyCFunction_GET_FUNCTION(__pyx_t_1) != (PyCFunction)__pyx_pw_6dinopy_13output_opener_12OutputOpener_11__exit__)) {
      __Pyx_XDECREF(__pyx_r);
      __Pyx_INCREF(__pyx_t_1);
      __pyx_t_3 = __pyx_t_1; __pyx_t_4 = NULL;
      __pyx_t_5 = 0;
      if (CYTHON_UNPACK_METHODS && unlikely(PyMethod_Check(__pyx_t_3))) {
        __pyx_t_4 = PyMethod_GET_SELF(__pyx_t_3);
        if (likely(__pyx_t_4)) {
          PyObject* function = PyMethod_GET_FUNCTION(__pyx_t_3);
          __Pyx_INCREF(__pyx_t_4);
          __Pyx_INCREF(function);
          __Pyx_DECREF_SET(__pyx_t_3, function);
          __pyx_t_5 = 1;
        }
      }
      #if CYTHON_FAST_PYCALL
      if (PyFunction_Check(__pyx_t_3)) {
        PyObject *__pyx_temp[4] = {__pyx_t_4, __pyx_v_ttype, __pyx_v_value, __pyx_v_traceback};
        __pyx_t_2 = __Pyx_PyFunction_FastCall(__pyx_t_3, __pyx_temp+1-__pyx_t_5, 3+__pyx_t_5); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 173, __pyx_L1_error)
        __Pyx_XDECREF(__pyx_t_4); __pyx_t_4 = 0;
        __Pyx_GOTREF(__pyx_t_2);
      } else
      #endif
      #if CYTHON_FAST_PYCCALL
      if (__Pyx_PyFastCFunction_Check(__pyx_t_3)) {
        PyObject *__pyx_temp[4] = {__pyx_t_4, __pyx_v_ttype, __pyx_v_value, __pyx_v_traceback};
        __pyx_t_2 = __Pyx_PyCFunction_FastCall(__pyx_t_3, __pyx_temp+1-__pyx_t_5, 3+__pyx_t_5); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 173, __pyx_L1_error)
        __Pyx_XDECREF(__pyx_t_4); __pyx_t_4 = 0;
        __Pyx_GOTREF(__pyx_t_2);
      } else
      #endif
      {
        __pyx_t_6 = PyTuple_New(3+__pyx_t_5); if (unlikely(!__pyx_t_6)) __PYX_ERR(0, 173, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_6);
        if (__pyx_t_4) {
          __Pyx_GIVEREF(__pyx_t_4); PyTuple_SET_ITEM(__pyx_t_6, 0, __pyx_t_4); __pyx_t_4 = NULL;
        }
        __Pyx_INCREF(__pyx_v_ttype);
        __Pyx_GIVEREF(__pyx_v_ttype);
        PyTuple_SET_ITEM(__pyx_t_6, 0+__pyx_t_5, __pyx_v_ttype);
        __Pyx_INCREF(__pyx_v_value);
        __Pyx_GIVEREF(__pyx_v_value);
        PyTuple_SET_ITEM(__pyx_t_6, 1+__pyx_t_5, __pyx_v_value);
        __Pyx_INCREF(__pyx_v_traceback);
        __Pyx_GIVEREF(__pyx_v_traceback);
        PyTuple_SET_ITEM(__pyx_t_6, 2+__pyx_t_5, __pyx_v_traceback);
        __pyx_t_2 = __Pyx_PyObject_Call(__pyx_t_3, __pyx_t_6, NULL); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 173, __pyx_L1_error)
        __Pyx_GOTREF(__pyx_t_2);
        __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
      }
      __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
      __pyx_r = __pyx_t_2;
      __pyx_t_2 = 0;
      __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
      goto __pyx_L0;
    }
    __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
  }

  /* "dinopy/output_opener.pyx":177
 * 
 *         If something strange happens, (i.e.) an exception is raised, re-raise it."""
 *         self.close()             # <<<<<<<<<<<<<<
 *         # maybe catch some exceptions here?
 *         # raised exceptions are stored in the value variable.
 */
  __pyx_t_1 = ((struct __pyx_vtabstruct_6dinopy_13output_opener_OutputOpener *)__pyx_v_self->__pyx_vtab)->close(__pyx_v_self, 0); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 177, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_1);
  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;

  /* "dinopy/output_opener.pyx":180
 *         # maybe catch some exceptions here?
 *         # raised exceptions are stored in the value variable.
 *         if value is not None:             # <<<<<<<<<<<<<<
 *             raise value
 */
  __pyx_t_7 = (__pyx_v_value != Py_None);
  __pyx_t_8 = (__pyx_t_7 != 0);
  if (__pyx_t_8) {

    /* "dinopy/output_opener.pyx":181
 *         # raised exceptions are stored in the value variable.
 *         if value is not None:
 *             raise value             # <<<<<<<<<<<<<<
 */
    __Pyx_Raise(__pyx_v_value, 0, 0, 0);
    __PYX_ERR(0, 181, __pyx_L1_error)

    /* "dinopy/output_opener.pyx":180
 *         # maybe catch some exceptions here?
 *         # raised exceptions are stored in the value variable.
 *         if value is not None:             # <<<<<<<<<<<<<<
 *             raise value
 */
  }

  /* "dinopy/output_opener.pyx":173
 *         self.opened = False
 * 
 *     cpdef __exit__(self, object ttype, object value, object traceback):             # <<<<<<<<<<<<<<
 *         """Close the file (if possible).
 * 
 */

  /* function exit code */
  __pyx_r = Py_None; __Pyx_INCREF(Py_None);
  goto __pyx_L0;
  __pyx_L1_error:;
  __Pyx_XDECREF(__pyx_t_1);
  __Pyx_XDECREF(__pyx_t_2);
  __Pyx_XDECREF(__pyx_t_3);
  __Pyx_XDECREF(__pyx_t_4);
  __Pyx_XDECREF(__pyx_t_6);
  __Pyx_AddTraceback("dinopy.output_opener.OutputOpener.__exit__", __pyx_clineno, __pyx_lineno, __pyx_filename);
  __pyx_r = 0;
  __pyx_L0:;
  __Pyx_XGIVEREF(__pyx_r);
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

/* Python wrapper */
static PyObject *__pyx_pw_6dinopy_13output_opener_12OutputOpener_11__exit__(PyObject *__pyx_v_self, PyObject *__pyx_args, PyObject *__pyx_kwds); /*proto*/
static char __pyx_doc_6dinopy_13output_opener_12OutputOpener_10__exit__[] = "OutputOpener.__exit__(self, ttype, value, traceback)\nClose the file (if possible).\n\n        If something strange happens, (i.e.) an exception is raised, re-raise it.";
static PyObject *__pyx_pw_6dinopy_13output_opener_12OutputOpener_11__exit__(PyObject *__pyx_v_self, PyObject *__pyx_args, PyObject *__pyx_kwds) {
  PyObject *__pyx_v_ttype = 0;
  PyObject *__pyx_v_value = 0;
  PyObject *__pyx_v_traceback = 0;
  PyObject *__pyx_r = 0;
  __Pyx_RefNannyDeclarations
  __Pyx_RefNannySetupContext("__exit__ (wrapper)", 0);
  {
    static PyObject **__pyx_pyargnames[] = {&__pyx_n_s_ttype,&__pyx_n_s_value,&__pyx_n_s_traceback,0};
    PyObject* values[3] = {0,0,0};
    if (unlikely(__pyx_kwds)) {
      Py_ssize_t kw_args;
      const Py_ssize_t pos_args = PyTuple_GET_SIZE(__pyx_args);
      switch (pos_args) {
        case  3: values[2] = PyTuple_GET_ITEM(__pyx_args, 2);
        case  2: values[1] = PyTuple_GET_ITEM(__pyx_args, 1);
        case  1: values[0] = PyTuple_GET_ITEM(__pyx_args, 0);
        case  0: break;
        default: goto __pyx_L5_argtuple_error;
      }
      kw_args = PyDict_Size(__pyx_kwds);
      switch (pos_args) {
        case  0:
        if (likely((values[0] = PyDict_GetItem(__pyx_kwds, __pyx_n_s_ttype)) != 0)) kw_args--;
        else goto __pyx_L5_argtuple_error;
        case  1:
        if (likely((values[1] = PyDict_GetItem(__pyx_kwds, __pyx_n_s_value)) != 0)) kw_args--;
        else {
          __Pyx_RaiseArgtupleInvalid("__exit__", 1, 3, 3, 1); __PYX_ERR(0, 173, __pyx_L3_error)
        }
        case  2:
        if (likely((values[2] = PyDict_GetItem(__pyx_kwds, __pyx_n_s_traceback)) != 0)) kw_args--;
        else {
          __Pyx_RaiseArgtupleInvalid("__exit__", 1, 3, 3, 2); __PYX_ERR(0, 173, __pyx_L3_error)
        }
      }
      if (unlikely(kw_args > 0)) {
        if (unlikely(__Pyx_ParseOptionalKeywords(__pyx_kwds, __pyx_pyargnames, 0, values, pos_args, "__exit__") < 0)) __PYX_ERR(0, 173, __pyx_L3_error)
      }
    } else if (PyTuple_GET_SIZE(__pyx_args) != 3) {
      goto __pyx_L5_argtuple_error;
    } else {
      values[0] = PyTuple_GET_ITEM(__pyx_args, 0);
      values[1] = PyTuple_GET_ITEM(__pyx_args, 1);
      values[2] = PyTuple_GET_ITEM(__pyx_args, 2);
    }
    __pyx_v_ttype = values[0];
    __pyx_v_value = values[1];
    __pyx_v_traceback = values[2];
  }
  goto __pyx_L4_argument_unpacking_done;
  __pyx_L5_argtuple_error:;
  __Pyx_RaiseArgtupleInvalid("__exit__", 1, 3, 3, PyTuple_GET_SIZE(__pyx_args)); __PYX_ERR(0, 173, __pyx_L3_error)
  __pyx_L3_error:;
  __Pyx_AddTraceback("dinopy.output_opener.OutputOpener.__exit__", __pyx_clineno, __pyx_lineno, __pyx_filename);
  __Pyx_RefNannyFinishContext();
  return NULL;
  __pyx_L4_argument_unpacking_done:;
  __pyx_r = __pyx_pf_6dinopy_13output_opener_12OutputOpener_10__exit__(((struct __pyx_obj_6dinopy_13output_opener_OutputOpener *)__pyx_v_self), __pyx_v_ttype, __pyx_v_value, __pyx_v_traceback);

  /* function exit code */
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

static PyObject *__pyx_pf_6dinopy_13output_opener_12OutputOpener_10__exit__(struct __pyx_obj_6dinopy_13output_opener_OutputOpener *__pyx_v_self, PyObject *__pyx_v_ttype, PyObject *__pyx_v_value, PyObject *__pyx_v_traceback) {
  PyObject *__pyx_r = NULL;
  __Pyx_RefNannyDeclarations
  PyObject *__pyx_t_1 = NULL;
  __Pyx_RefNannySetupContext("__exit__", 0);
  __Pyx_XDECREF(__pyx_r);
  __pyx_t_1 = __pyx_f_6dinopy_13output_opener_12OutputOpener___exit__(__pyx_v_self, __pyx_v_ttype, __pyx_v_value, __pyx_v_traceback, 1); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 173, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_1);
  __pyx_r = __pyx_t_1;
  __pyx_t_1 = 0;
  goto __pyx_L0;

  /* function exit code */
  __pyx_L1_error:;
  __Pyx_XDECREF(__pyx_t_1);
  __Pyx_AddTraceback("dinopy.output_opener.OutputOpener.__exit__", __pyx_clineno, __pyx_lineno, __pyx_filename);
  __pyx_r = NULL;
  __pyx_L0:;
  __Pyx_XGIVEREF(__pyx_r);
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

static PyObject *__pyx_tp_new_6dinopy_13output_opener__AsciiTextWrapper(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
  struct __pyx_obj_6dinopy_13output_opener__AsciiTextWrapper *p;
  PyObject *o;
  if (likely((t->tp_flags & Py_TPFLAGS_IS_ABSTRACT) == 0)) {
    o = (*t->tp_alloc)(t, 0);
  } else {
    o = (PyObject *) PyBaseObject_Type.tp_new(t, __pyx_empty_tuple, 0);
  }
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_6dinopy_13output_opener__AsciiTextWrapper *)o);
  p->stream = Py_None; Py_INCREF(Py_None);
  return o;
}

static void __pyx_tp_dealloc_6dinopy_13output_opener__AsciiTextWrapper(PyObject *o) {
  struct __pyx_obj_6dinopy_13output_opener__AsciiTextWrapper *p = (struct __pyx_obj_6dinopy_13output_opener__AsciiTextWrapper *)o;
  #if PY_VERSION_HEX >= 0x030400a1
  if (unlikely(Py_TYPE(o)->tp_finalize) && !_PyGC_FINALIZED(o)) {
    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  PyObject_GC_UnTrack(o);
  Py_CLEAR(p->stream);
  (*Py_TYPE(o)->tp_free)(o);
}

static int __pyx_tp_traverse_6dinopy_13output_opener__AsciiTextWrapper(PyObject *o, visitproc v, void *a) {
  int e;
  struct __pyx_obj_6dinopy_13output_opener__AsciiTextWrapper *p = (struct __pyx_obj_6dinopy_13output_opener__AsciiTextWrapper *)o;
  if (p->stream) {
    e = (*v)(p->stream, a); if (e) return e;
  }
  return 0;
}

static int __pyx_tp_clear_6dinopy_13output_opener__AsciiTextWrapper(PyObject *o) {
  PyObject* tmp;
  struct __pyx_obj_6dinopy_13output_opener__AsciiTextWrapper *p = (struct __pyx_obj_6dinopy_13output_opener__AsciiTextWrapper *)o;
  tmp = ((PyObject*)p->stream);
  p->stream = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  return 0;
}

static PyMethodDef __pyx_methods_6dinopy_13output_opener__AsciiTextWrapper[] = {
  {"write", (PyCFunction)__pyx_pw_6dinopy_13output_opener_17_AsciiTextWrapper_3write, METH_O, __pyx_doc_6dinopy_13output_opener_17_AsciiTextWrapper_2write},
  {"close", (PyCFunction)__pyx_pw_6dinopy_13output_opener_17_AsciiTextWrapper_5close, METH_NOARGS, __pyx_doc_6dinopy_13output_opener_17_AsciiTextWrapper_4close},
  {0, 0, 0, 0}
};

static PyTypeObject __pyx_type_6dinopy_13output_opener__AsciiTextWrapper = {
  PyVarObject_HEAD_INIT(0, 0)
  "dinopy.output_opener._AsciiTextWrapper", /*tp_name*/
  sizeof(struct __pyx_obj_6dinopy_13output_opener__AsciiTextWrapper), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_6dinopy_13output_opener__AsciiTextWrapper, /*tp_dealloc*/
  0, /*tp_print*/
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
  #if PY_MAJOR_VERSION >= 3
  0, /*tp_as_async*/
  #endif
  0, /*tp_repr*/
  0, /*tp_as_number*/
  0, /*tp_as_sequence*/
  0, /*tp_as_mapping*/
  0, /*tp_hash*/
  0, /*tp_call*/
  0, /*tp_str*/
  0, /*tp_getattro*/
  0, /*tp_setattro*/
  0, /*tp_as_buffer*/
  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
  "_AsciiTextWrapper(stream)", /*tp_doc*/
  __pyx_tp_traverse_6dinopy_13output_opener__AsciiTextWrapper, /*tp_traverse*/
  __pyx_tp_clear_6dinopy_13output_opener__AsciiTextWrapper, /*tp_clear*/
  0, /*tp_richcompare*/
  0, /*tp_weaklistoffset*/
  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods_6dinopy_13output_opener__AsciiTextWrapper, /*tp_methods*/
  0, /*tp_members*/
  0, /*tp_getset*/
  0, /*tp_base*/
  0, /*tp_dict*/
  0, /*tp_descr_get*/
  0, /*tp_descr_set*/
  0, /*tp_dictoffset*/
  __pyx_pw_6dinopy_13output_opener_17_AsciiTextWrapper_1__init__, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new_6dinopy_13output_opener__AsciiTextWrapper, /*tp_new*/
  0, /*tp_free*/
  0, /*tp_is_gc*/
  0, /*tp_bases*/
  0, /*tp_mro*/
  0, /*tp_cache*/
  0, /*tp_subclasses*/
  0, /*tp_weaklist*/
  0, /*tp_del*/
  0, /*tp_version_tag*/
  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
};
static struct __pyx_vtabstruct_6dinopy_13output_opener_OutputOpener __pyx_vtable_6dinopy_13output_opener_OutputOpener;

static PyObject *__pyx_tp_new_6dinopy_13output_opener_OutputOpener(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
  struct __pyx_obj_6dinopy_13output_opener_OutputOpener *p;
  PyObject *o;
  if (likely((t->tp_flags & Py_TPFLAGS_IS_ABSTRACT) == 0)) {
    o = (*t->tp_alloc)(t, 0);
  } else {
    o = (PyObject *) PyBaseObject_Type.tp_new(t, __pyx_empty_tuple, 0);
  }
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_6dinopy_13output_opener_OutputOpener *)o);
  p->__pyx_vtab = __pyx_vtabptr_6dinopy_13output_opener_OutputOpener;
  p->sink = Py_None; Py_INCREF(Py_None);
  p->writer = Py_None; Py_INCREF(Py_None);
  p->output_type = ((PyObject*)Py_None); Py_INCREF(Py_None);
  p->output_closable = ((PyBoolObject *)Py_None); Py_INCREF(Py_None);
  p->append = ((PyBoolObject *)Py_None); Py_INCREF(Py_None);
  p->force_overwrite = ((PyBoolObject *)Py_None); Py_INCREF(Py_None);
  p->opened = ((PyBoolObject *)Py_None); Py_INCREF(Py_None);
  p->mode = ((PyObject*)Py_None); Py_INCREF(Py_None);
  return o;
}

static void __pyx_tp_dealloc_6dinopy_13output_opener_OutputOpener(PyObject *o) {
  struct __pyx_obj_6dinopy_13output_opener_OutputOpener *p = (struct __pyx_obj_6dinopy_13output_opener_OutputOpener *)o;
  #if PY_VERSION_HEX >= 0x030400a1
  if (unlikely(Py_TYPE(o)->tp_finalize) && !_PyGC_FINALIZED(o)) {
    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  PyObject_GC_UnTrack(o);
  Py_CLEAR(p->sink);
  Py_CLEAR(p->writer);
  Py_CLEAR(p->output_type);
  Py_CLEAR(p->output_closable);
  Py_CLEAR(p->append);
  Py_CLEAR(p->force_overwrite);
  Py_CLEAR(p->opened);
  Py_CLEAR(p->mode);
  (*Py_TYPE(o)->tp_free)(o);
}

static int __pyx_tp_traverse_6dinopy_13output_opener_OutputOpener(PyObject *o, visitproc v, void *a) {
  int e;
  struct __pyx_obj_6dinopy_13output_opener_OutputOpener *p = (struct __pyx_obj_6dinopy_13output_opener_OutputOpener *)o;
  if (p->sink) {
    e = (*v)(p->sink, a); if (e) return e;
  }
  if (p->writer) {
    e = (*v)(p->writer, a); if (e) return e;
  }
  if (p->output_closable) {
    e = (*v)(((PyObject*)p->output_closable), a); if (e) return e;
  }
  if (p->append) {
    e = (*v)(((PyObject*)p->append), a); if (e) return e;
  }
  if (p->force_overwrite) {
    e = (*v)(((PyObject*)p->force_overwrite), a); if (e) return e;
  }
  if (p->opened) {
    e = (*v)(((PyObject*)p->opened), a); if (e) return e;
  }
  return 0;
}

static int __pyx_tp_clear_6dinopy_13output_opener_OutputOpener(PyObject *o) {
  PyObject* tmp;
  struct __pyx_obj_6dinopy_13output_opener_OutputOpener *p = (struct __pyx_obj_6dinopy_13output_opener_OutputOpener *)o;
  tmp = ((PyObject*)p->sink);
  p->sink = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->writer);
  p->writer = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->output_closable);
  p->output_closable = ((PyBoolObject *)Py_None); Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->append);
  p->append = ((PyBoolObject *)Py_None); Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->force_overwrite);
  p->force_overwrite = ((PyBoolObject *)Py_None); Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->opened);
  p->opened = ((PyBoolObject *)Py_None); Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  return 0;
}

static PyMethodDef __pyx_methods_6dinopy_13output_opener_OutputOpener[] = {
  {"is_open", (PyCFunction)__pyx_pw_6dinopy_13output_opener_12OutputOpener_3is_open, METH_NOARGS, __pyx_doc_6dinopy_13output_opener_12OutputOpener_2is_open},
  {"open", (PyCFunction)__pyx_pw_6dinopy_13output_opener_12OutputOpener_5open, METH_NOARGS, __pyx_doc_6dinopy_13output_opener_12OutputOpener_4open},
  {"__enter__", (PyCFunction)__pyx_pw_6dinopy_13output_opener_12OutputOpener_7__enter__, METH_NOARGS, __pyx_doc_6dinopy_13output_opener_12OutputOpener_6__enter__},
  {"close", (PyCFunction)__pyx_pw_6dinopy_13output_opener_12OutputOpener_9close, METH_NOARGS, __pyx_doc_6dinopy_13output_opener_12OutputOpener_8close},
  {"__exit__", (PyCFunction)__pyx_pw_6dinopy_13output_opener_12OutputOpener_11__exit__, METH_VARARGS|METH_KEYWORDS, __pyx_doc_6dinopy_13output_opener_12OutputOpener_10__exit__},
  {0, 0, 0, 0}
};

static PyTypeObject __pyx_type_6dinopy_13output_opener_OutputOpener = {
  PyVarObject_HEAD_INIT(0, 0)
  "dinopy.output_opener.OutputOpener", /*tp_name*/
  sizeof(struct __pyx_obj_6dinopy_13output_opener_OutputOpener), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_6dinopy_13output_opener_OutputOpener, /*tp_dealloc*/
  0, /*tp_print*/
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
  #if PY_MAJOR_VERSION >= 3
  0, /*tp_as_async*/
  #endif
  0, /*tp_repr*/
  0, /*tp_as_number*/
  0, /*tp_as_sequence*/
  0, /*tp_as_mapping*/
  0, /*tp_hash*/
  0, /*tp_call*/
  0, /*tp_str*/
  0, /*tp_getattro*/
  0, /*tp_setattro*/
  0, /*tp_as_buffer*/
  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
  0, /*tp_doc*/
  __pyx_tp_traverse_6dinopy_13output_opener_OutputOpener, /*tp_traverse*/
  __pyx_tp_clear_6dinopy_13output_opener_OutputOpener, /*tp_clear*/
  0, /*tp_richcompare*/
  0, /*tp_weaklistoffset*/
  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods_6dinopy_13output_opener_OutputOpener, /*tp_methods*/
  0, /*tp_members*/
  0, /*tp_getset*/
  0, /*tp_base*/
  0, /*tp_dict*/
  0, /*tp_descr_get*/
  0, /*tp_descr_set*/
  0, /*tp_dictoffset*/
  __pyx_pw_6dinopy_13output_opener_12OutputOpener_1__init__, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new_6dinopy_13output_opener_OutputOpener, /*tp_new*/
  0, /*tp_free*/
  0, /*tp_is_gc*/
  0, /*tp_bases*/
  0, /*tp_mro*/
  0, /*tp_cache*/
  0, /*tp_subclasses*/
  0, /*tp_weaklist*/
  0, /*tp_del*/
  0, /*tp_version_tag*/
  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
};

static PyMethodDef __pyx_methods[] = {
  {0, 0, 0, 0}
};

#if PY_MAJOR_VERSION >= 3
static struct PyModuleDef __pyx_moduledef = {
  #if PY_VERSION_HEX < 0x03020000
    { PyObject_HEAD_INIT(NULL) NULL, 0, NULL },
  #else
    PyModuleDef_HEAD_INIT,
  #endif
    "output_opener",
    0, /* m_doc */
    -1, /* m_size */
    __pyx_methods /* m_methods */,
    NULL, /* m_reload */
    NULL, /* m_traverse */
    NULL, /* m_clear */
    NULL /* m_free */
};
#endif

static __Pyx_StringTabEntry __pyx_string_tab[] = {
  {&__pyx_n_s_BufferedWriter, __pyx_k_BufferedWriter, sizeof(__pyx_k_BufferedWriter), 0, 0, 1, 1},
  {&__pyx_kp_u_Can_only_write_bytes_or_str_actu, __pyx_k_Can_only_write_bytes_or_str_actu, sizeof(__pyx_k_Can_only_write_bytes_or_str_actu), 0, 1, 0, 0},
  {&__pyx_n_s_DEFAULT_BUFFER_SIZE, __pyx_k_DEFAULT_BUFFER_SIZE, sizeof(__pyx_k_DEFAULT_BUFFER_SIZE), 0, 0, 1, 1},
  {&__pyx_n_s_FileExistsError, __pyx_k_FileExistsError, sizeof(__pyx_k_FileExistsError), 0, 0, 1, 1},
  {&__pyx_kp_u_File_exists, __pyx_k_File_exists, sizeof(__pyx_k_File_exists), 0, 1, 0, 0},
  {&__pyx_kp_u_GZip_output_does_not_support_tex, __pyx_k_GZip_output_does_not_support_tex, sizeof(__pyx_k_GZip_output_does_not_support_tex), 0, 1, 0, 0},
  {&__pyx_n_s_GzipFile, __pyx_k_GzipFile, sizeof(__pyx_k_GzipFile), 0, 0, 1, 1},
  {&__pyx_n_s_IOBase, __pyx_k_IOBase, sizeof(__pyx_k_IOBase), 0, 0, 1, 1},
  {&__pyx_n_s_OSError, __pyx_k_OSError, sizeof(__pyx_k_OSError), 0, 0, 1, 1},
  {&__pyx_kp_u_Sink_must_be_either_a_path_to_a, __pyx_k_Sink_must_be_either_a_path_to_a, sizeof(__pyx_k_Sink_must_be_either_a_path_to_a), 0, 1, 0, 0},
  {&__pyx_kp_u_Sink_must_be_either_a_path_to_a_2, __pyx_k_Sink_must_be_either_a_path_to_a_2, sizeof(__pyx_k_Sink_must_be_either_a_path_to_a_2), 0, 1, 0, 0},
  {&__pyx_kp_u_Sink_must_not_be_None, __pyx_k_Sink_must_not_be_None, sizeof(__pyx_k_Sink_must_not_be_None), 0, 1, 0, 0},
  {&__pyx_n_s_TextIOBase, __pyx_k_TextIOBase, sizeof(__pyx_k_TextIOBase), 0, 0, 1, 1},
  {&__pyx_n_s_TextIOWrapper, __pyx_k_TextIOWrapper, sizeof(__pyx_k_TextIOWrapper), 0, 0, 1, 1},
  {&__pyx_kp_u_Text_mode_t_and_binary_mode_b_ar, __pyx_k_Text_mode_t_and_binary_mode_b_ar, sizeof(__pyx_k_Text_mode_t_and_binary_mode_b_ar), 0, 1, 0, 0},
  {&__pyx_n_s_TypeError, __pyx_k_TypeError, sizeof(__pyx_k_TypeError), 0, 0, 1, 1},
  {&__pyx_kp_u_Unsupported_mode, __pyx_k_Unsupported_mode, sizeof(__pyx_k_Unsupported_mode), 0, 1, 0, 0},
  {&__pyx_kp_u_Unsupported_output_sink_type, __pyx_k_Unsupported_output_sink_type, sizeof(__pyx_k_Unsupported_output_sink_type), 0, 1, 0, 0},
  {&__pyx_n_s_ValueError, __pyx_k_ValueError, sizeof(__pyx_k_ValueError), 0, 0, 1, 1},
  {&__pyx_kp_u_Write_mode_w_and_append_mode_a_a, __pyx_k_Write_mode_w_and_append_mode_a_a, sizeof(__pyx_k_Write_mode_w_and_append_mode_a_a), 0, 1, 0, 0},
  {&__pyx_n_u_a, __pyx_k_a, sizeof(__pyx_k_a), 0, 1, 0, 1},
  {&__pyx_n_u_ascii, __pyx_k_ascii, sizeof(__pyx_k_ascii), 0, 1, 0, 1},
  {&__pyx_n_u_b, __pyx_k_b, sizeof(__pyx_k_b), 0, 1, 0, 1},
  {&__pyx_n_s_buffer, __pyx_k_buffer, sizeof(__pyx_k_buffer), 0, 0, 1, 1},
  {&__pyx_n_u_buffer, __pyx_k_buffer, sizeof(__pyx_k_buffer), 0, 1, 0, 1},
  {&__pyx_n_s_buffer_size, __pyx_k_buffer_size, sizeof(__pyx_k_buffer_size), 0, 0, 1, 1},
  {&__pyx_n_s_close, __pyx_k_close, sizeof(__pyx_k_close), 0, 0, 1, 1},
  {&__pyx_n_s_decode, __pyx_k_decode, sizeof(__pyx_k_decode), 0, 0, 1, 1},
  {&__pyx_n_s_enter, __pyx_k_enter, sizeof(__pyx_k_enter), 0, 0, 1, 1},
  {&__pyx_n_s_exists, __pyx_k_exists, sizeof(__pyx_k_exists), 0, 0, 1, 1},
  {&__pyx_n_s_exit, __pyx_k_exit, sizeof(__pyx_k_exit), 0, 0, 1, 1},
  {&__pyx_n_u_f, __pyx_k_f, sizeof(__pyx_k_f), 0, 1, 0, 1},
  {&__pyx_n_s_format, __pyx_k_format, sizeof(__pyx_k_format), 0, 0, 1, 1},
  {&__pyx_kp_u_gz, __pyx_k_gz, sizeof(__pyx_k_gz), 0, 1, 0, 0},
  {&__pyx_n_s_gzip, __pyx_k_gzip, sizeof(__pyx_k_gzip), 0, 0, 1, 1},
  {&__pyx_n_s_import, __pyx_k_import, sizeof(__pyx_k_import), 0, 0, 1, 1},
  {&__pyx_n_s_io, __pyx_k_io, sizeof(__pyx_k_io), 0, 0, 1, 1},
  {&__pyx_kp_u_is_not_writable, __pyx_k_is_not_writable, sizeof(__pyx_k_is_not_writable), 0, 1, 0, 0},
  {&__pyx_n_s_is_open, __pyx_k_is_open, sizeof(__pyx_k_is_open), 0, 0, 1, 1},
  {&__pyx_n_s_issubset, __pyx_k_issubset, sizeof(__pyx_k_issubset), 0, 0, 1, 1},
  {&__pyx_n_s_main, __pyx_k_main, sizeof(__pyx_k_main), 0, 0, 1, 1},
  {&__pyx_n_s_mode, __pyx_k_mode, sizeof(__pyx_k_mode), 0, 0, 1, 1},
  {&__pyx_n_s_open, __pyx_k_open, sizeof(__pyx_k_open), 0, 0, 1, 1},
  {&__pyx_n_s_os, __pyx_k_os, sizeof(__pyx_k_os), 0, 0, 1, 1},
  {&__pyx_n_s_path, __pyx_k_path, sizeof(__pyx_k_path), 0, 0, 1, 1},
  {&__pyx_n_s_pyx_vtable, __pyx_k_pyx_vtable, sizeof(__pyx_k_pyx_vtable), 0, 0, 1, 1},
  {&__pyx_n_s_sink, __pyx_k_sink, sizeof(__pyx_k_sink), 0, 0, 1, 1},
  {&__pyx_n_s_stdout, __pyx_k_stdout, sizeof(__pyx_k_stdout), 0, 0, 1, 1},
  {&__pyx_n_s_stream, __pyx_k_stream, sizeof(__pyx_k_stream), 0, 0, 1, 1},
  {&__pyx_n_s_strip, __pyx_k_strip, sizeof(__pyx_k_strip), 0, 0, 1, 1},
  {&__pyx_n_s_sys, __pyx_k_sys, sizeof(__pyx_k_sys), 0, 0, 1, 1},
  {&__pyx_n_u_t, __pyx_k_t, sizeof(__pyx_k_t), 0, 1, 0, 1},
  {&__pyx_n_s_test, __pyx_k_test, sizeof(__pyx_k_test), 0, 0, 1, 1},
  {&__pyx_n_s_traceback, __pyx_k_traceback, sizeof(__pyx_k_traceback), 0, 0, 1, 1},
  {&__pyx_n_s_ttype, __pyx_k_ttype, sizeof(__pyx_k_ttype), 0, 0, 1, 1},
  {&__pyx_kp_u_utf_8, __pyx_k_utf_8, sizeof(__pyx_k_utf_8), 0, 1, 0, 0},
  {&__pyx_n_s_value, __pyx_k_value, sizeof(__pyx_k_value), 0, 0, 1, 1},
  {&__pyx_n_u_w, __pyx_k_w, sizeof(__pyx_k_w), 0, 1, 0, 1},
  {&__pyx_n_s_writable, __pyx_k_writable, sizeof(__pyx_k_writable), 0, 0, 1, 1},
  {&__pyx_n_s_write, __pyx_k_write, sizeof(__pyx_k_write), 0, 0, 1, 1},
  {0, 0, 0, 0, 0, 0, 0}
};
static int __Pyx_InitCachedBuiltins(void) {
  __pyx_builtin_TypeError = __Pyx_GetBuiltinName(__pyx_n_s_TypeError); if (!__pyx_builtin_TypeError) __PYX_ERR(0, 20, __pyx_L1_error)
  __pyx_builtin_ValueError = __Pyx_GetBuiltinName(__pyx_n_s_ValueError); if (!__pyx_builtin_ValueError) __PYX_ERR(0, 63, __pyx_L1_error)
  __pyx_builtin_OSError = __Pyx_GetBuiltinName(__pyx_n_s_OSError); if (!__pyx_builtin_OSError) __PYX_ERR(0, 85, __pyx_L1_error)
  __pyx_builtin_FileExistsError = __Pyx_GetBuiltinName(__pyx_n_s_FileExistsError); if (!__pyx_builtin_FileExistsError) __PYX_ERR(0, 143, __pyx_L1_error)
  __pyx_builtin_open = __Pyx_GetBuiltinName(__pyx_n_s_open); if (!__pyx_builtin_open) __PYX_ERR(0, 152, __pyx_L1_error)
  return 0;
  __pyx_L1_error:;
  return -1;
}

static int __Pyx_InitCachedConstants(void) {
  __Pyx_RefNannyDeclarations
  __Pyx_RefNannySetupContext("__Pyx_InitCachedConstants", 0);

  /* "dinopy/output_opener.pyx":18
 *             self.stream.write(something)
 *         elif isinstance(something, bytes):
 *             self.stream.write(something.decode("ascii"))             # <<<<<<<<<<<<<<
 *         else:
 *             raise TypeError("Can only write bytes or str; actual type was {}".format(type(something)))
 */
  __pyx_tuple_ = PyTuple_Pack(1, __pyx_n_u_ascii); if (unlikely(!__pyx_tuple_)) __PYX_ERR(0, 18, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_tuple_);
  __Pyx_GIVEREF(__pyx_tuple_);

  /* "dinopy/output_opener.pyx":61
 *         # check if the `sink` argument is valid
 *         if sink is None:
 *             raise TypeError("Sink must not be None.")             # <<<<<<<<<<<<<<
 *         if isinstance(sink, str) and not sink.strip():
 *             raise ValueError("Sink must be either a path to a file or a filehandle/stream, not {}.".format(sink))
 */
  __pyx_tuple__2 = PyTuple_Pack(1, __pyx_kp_u_Sink_must_not_be_None); if (unlikely(!__pyx_tuple__2)) __PYX_ERR(0, 61, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_tuple__2);
  __Pyx_GIVEREF(__pyx_tuple__2);

  /* "dinopy/output_opener.pyx":71
 * 
 *         if 't' in mode and 'b' in mode:
 *             raise ValueError("Text mode 't' and binary mode 'b' are mutually exclusive.")             # <<<<<<<<<<<<<<
 *         self.output_type = 't' if 't' in mode else 'b'
 * 
 */
  __pyx_tuple__3 = PyTuple_Pack(1, __pyx_kp_u_Text_mode_t_and_binary_mode_b_ar); if (unlikely(!__pyx_tuple__3)) __PYX_ERR(0, 71, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_tuple__3);
  __Pyx_GIVEREF(__pyx_tuple__3);

  /* "dinopy/output_opener.pyx":74
 *         self.output_type = 't' if 't' in mode else 'b'
 * 
 *         if self.output_type is 't' and isinstance(sink, str) and sink[-3:] == ".gz":             # <<<<<<<<<<<<<<
 *             raise ValueError("GZip output does not support textmode. Use 'b' instead.")
 * 
 */
  __pyx_slice__4 = PySlice_New(__pyx_int_neg_3, Py_None, Py_None); if (unlikely(!__pyx_slice__4)) __PYX_ERR(0, 74, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_slice__4);
  __Pyx_GIVEREF(__pyx_slice__4);

  /* "dinopy/output_opener.pyx":75
 * 
 *         if self.output_type is 't' and isinstance(sink, str) and sink[-3:] == ".gz":
 *             raise ValueError("GZip output does not support textmode. Use 'b' instead.")             # <<<<<<<<<<<<<<
 * 
 *         if 'w' in mode and 'a' in mode:
 */
  __pyx_tuple__5 = PyTuple_Pack(1, __pyx_kp_u_GZip_output_does_not_support_tex); if (unlikely(!__pyx_tuple__5)) __PYX_ERR(0, 75, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_tuple__5);
  __Pyx_GIVEREF(__pyx_tuple__5);

  /* "dinopy/output_opener.pyx":78
 * 
 *         if 'w' in mode and 'a' in mode:
 *             raise ValueError("Write mode 'w' and append mode 'a' are mutually exclusive.")             # <<<<<<<<<<<<<<
 * 
 *         if not set(mode).issubset(set(['w', 'a', 't', 'b', 'f'])):
 */
  __pyx_tuple__6 = PyTuple_Pack(1, __pyx_kp_u_Write_mode_w_and_append_mode_a_a); if (unlikely(!__pyx_tuple__6)) __PYX_ERR(0, 78, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_tuple__6);
  __Pyx_GIVEREF(__pyx_tuple__6);

  /* "dinopy/output_opener.pyx":118
 *         # convert bytes paths to str paths
 *         if isinstance(self.sink, bytes):
 *             self.sink = self.sink.decode("utf-8")             # <<<<<<<<<<<<<<
 * 
 *         if self.sink == sys.stdout:
 */
  __pyx_tuple__7 = PyTuple_Pack(1, __pyx_kp_u_utf_8); if (unlikely(!__pyx_tuple__7)) __PYX_ERR(0, 118, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_tuple__7);
  __Pyx_GIVEREF(__pyx_tuple__7);
  __Pyx_RefNannyFinishContext();
  return 0;
  __pyx_L1_error:;
  __Pyx_RefNannyFinishContext();
  return -1;
}

static int __Pyx_InitGlobals(void) {
  if (__Pyx_InitStrings(__pyx_string_tab) < 0) __PYX_ERR(0, 1, __pyx_L1_error);
  __pyx_int_64 = PyInt_FromLong(64); if (unlikely(!__pyx_int_64)) __PYX_ERR(0, 1, __pyx_L1_error)
  __pyx_int_neg_3 = PyInt_FromLong(-3); if (unlikely(!__pyx_int_neg_3)) __PYX_ERR(0, 1, __pyx_L1_error)
  return 0;
  __pyx_L1_error:;
  return -1;
}

#if PY_MAJOR_VERSION < 3
PyMODINIT_FUNC initoutput_opener(void); /*proto*/
PyMODINIT_FUNC initoutput_opener(void)
#else
PyMODINIT_FUNC PyInit_output_opener(void); /*proto*/
PyMODINIT_FUNC PyInit_output_opener(void)
#endif
{
  PyObject *__pyx_t_1 = NULL;
  PyObject *__pyx_t_2 = NULL;
  __Pyx_RefNannyDeclarations
  #if CYTHON_REFNANNY
  __Pyx_RefNanny = __Pyx_RefNannyImportAPI("refnanny");
  if (!__Pyx_RefNanny) {
      PyErr_Clear();
      __Pyx_RefNanny = __Pyx_RefNannyImportAPI("Cython.Runtime.refnanny");
      if (!__Pyx_RefNanny)
          Py_FatalError("failed to import 'refnanny' module");
  }
  #endif
  __Pyx_RefNannySetupContext("PyMODINIT_FUNC PyInit_output_opener(void)", 0);
  if (__Pyx_check_binary_version() < 0) __PYX_ERR(0, 1, __pyx_L1_error)
  __pyx_empty_tuple = PyTuple_New(0); if (unlikely(!__pyx_empty_tuple)) __PYX_ERR(0, 1, __pyx_L1_error)
  __pyx_empty_bytes = PyBytes_FromStringAndSize("", 0); if (unlikely(!__pyx_empty_bytes)) __PYX_ERR(0, 1, __pyx_L1_error)
  __pyx_empty_unicode = PyUnicode_FromStringAndSize("", 0); if (unlikely(!__pyx_empty_unicode)) __PYX_ERR(0, 1, __pyx_L1_error)
  #ifdef __Pyx_CyFunction_USED
  if (__pyx_CyFunction_init() < 0) __PYX_ERR(0, 1, __pyx_L1_error)
  #endif
  #ifdef __Pyx_FusedFunction_USED
  if (__pyx_FusedFunction_init() < 0) __PYX_ERR(0, 1, __pyx_L1_error)
  #endif
  #ifdef __Pyx_Coroutine_USED
  if (__pyx_Coroutine_init() < 0) __PYX_ERR(0, 1, __pyx_L1_error)
  #endif
  #ifdef __Pyx_Generator_USED
  if (__pyx_Generator_init() < 0) __PYX_ERR(0, 1, __pyx_L1_error)
  #endif
  #ifdef __Pyx_StopAsyncIteration_USED
  if (__pyx_StopAsyncIteration_init() < 0) __PYX_ERR(0, 1, __pyx_L1_error)
  #endif
  /*--- Library function declarations ---*/
  /*--- Threads initialization code ---*/
  #if defined(__PYX_FORCE_INIT_THREADS) && __PYX_FORCE_INIT_THREADS
  #ifdef WITH_THREAD /* Python build with threading support? */
  PyEval_InitThreads();
  #endif
  #endif
  /*--- Module creation code ---*/
  #if PY_MAJOR_VERSION < 3
  __pyx_m = Py_InitModule4("output_opener", __pyx_methods, 0, 0, PYTHON_API_VERSION); Py_XINCREF(__pyx_m);
  #else
  __pyx_m = PyModule_Create(&__pyx_moduledef);
  #endif
  if (unlikely(!__pyx_m)) __PYX_ERR(0, 1, __pyx_L1_error)
  __pyx_d = PyModule_GetDict(__pyx_m); if (unlikely(!__pyx_d)) __PYX_ERR(0, 1, __pyx_L1_error)
  Py_INCREF(__pyx_d);
  __pyx_b = PyImport_AddModule(__Pyx_BUILTIN_MODULE_NAME); if (unlikely(!__pyx_b)) __PYX_ERR(0, 1, __pyx_L1_error)
  #if CYTHON_COMPILING_IN_PYPY
  Py_INCREF(__pyx_b);
  #endif
  if (PyObject_SetAttrString(__pyx_m, "__builtins__", __pyx_b) < 0) __PYX_ERR(0, 1, __pyx_L1_error);
  /*--- Initialize various global constants etc. ---*/
  if (__Pyx_InitGlobals() < 0) __PYX_ERR(0, 1, __pyx_L1_error)
  #if PY_MAJOR_VERSION < 3 && (__PYX_DEFAULT_STRING_ENCODING_IS_ASCII || __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT)
  if (__Pyx_init_sys_getdefaultencoding_params() < 0) __PYX_ERR(0, 1, __pyx_L1_error)
  #endif
  if (__pyx_module_is_main_dinopy__output_opener) {
    if (PyObject_SetAttrString(__pyx_m, "__name__", __pyx_n_s_main) < 0) __PYX_ERR(0, 1, __pyx_L1_error)
  }
  #if PY_MAJOR_VERSION >= 3
  {
    PyObject *modules = PyImport_GetModuleDict(); if (unlikely(!modules)) __PYX_ERR(0, 1, __pyx_L1_error)
    if (!PyDict_GetItemString(modules, "dinopy.output_opener")) {
      if (unlikely(PyDict_SetItemString(modules, "dinopy.output_opener", __pyx_m) < 0)) __PYX_ERR(0, 1, __pyx_L1_error)
    }
  }
  #endif
  /*--- Builtin init code ---*/
  if (__Pyx_InitCachedBuiltins() < 0) __PYX_ERR(0, 1, __pyx_L1_error)
  /*--- Constants init code ---*/
  if (__Pyx_InitCachedConstants() < 0) __PYX_ERR(0, 1, __pyx_L1_error)
  /*--- Global init code ---*/
  /*--- Variable export code ---*/
  /*--- Function export code ---*/
  /*--- Type init code ---*/
  if (PyType_Ready(&__pyx_type_6dinopy_13output_opener__AsciiTextWrapper) < 0) __PYX_ERR(0, 10, __pyx_L1_error)
  __pyx_type_6dinopy_13output_opener__AsciiTextWrapper.tp_print = 0;
  if (PyObject_SetAttrString(__pyx_m, "_AsciiTextWrapper", (PyObject *)&__pyx_type_6dinopy_13output_opener__AsciiTextWrapper) < 0) __PYX_ERR(0, 10, __pyx_L1_error)
  __pyx_ptype_6dinopy_13output_opener__AsciiTextWrapper = &__pyx_type_6dinopy_13output_opener__AsciiTextWrapper;
  __pyx_vtabptr_6dinopy_13output_opener_OutputOpener = &__pyx_vtable_6dinopy_13output_opener_OutputOpener;
  __pyx_vtable_6dinopy_13output_opener_OutputOpener.is_open = (PyBoolObject *(*)(struct __pyx_obj_6dinopy_13output_opener_OutputOpener *, int __pyx_skip_dispatch))__pyx_f_6dinopy_13output_opener_12OutputOpener_is_open;
  __pyx_vtable_6dinopy_13output_opener_OutputOpener.__pyx___enter__ = (PyObject *(*)(struct __pyx_obj_6dinopy_13output_opener_OutputOpener *, int __pyx_skip_dispatch))__pyx_f_6dinopy_13output_opener_12OutputOpener___enter__;
  __pyx_vtable_6dinopy_13output_opener_OutputOpener.__pyx___exit__ = (PyObject *(*)(struct __pyx_obj_6dinopy_13output_opener_OutputOpener *, PyObject *, PyObject *, PyObject *, int __pyx_skip_dispatch))__pyx_f_6dinopy_13output_opener_12OutputOpener___exit__;
  __pyx_vtable_6dinopy_13output_opener_OutputOpener.open = (PyObject *(*)(struct __pyx_obj_6dinopy_13output_opener_OutputOpener *, int __pyx_skip_dispatch))__pyx_f_6dinopy_13output_opener_12OutputOpener_open;
  __pyx_vtable_6dinopy_13output_opener_OutputOpener.close = (PyObject *(*)(struct __pyx_obj_6dinopy_13output_opener_OutputOpener *, int __pyx_skip_dispatch))__pyx_f_6dinopy_13output_opener_12OutputOpener_close;
  if (PyType_Ready(&__pyx_type_6dinopy_13output_opener_OutputOpener) < 0) __PYX_ERR(0, 25, __pyx_L1_error)
  __pyx_type_6dinopy_13output_opener_OutputOpener.tp_print = 0;
  #if CYTHON_COMPILING_IN_CPYTHON
  {
    PyObject *wrapper = PyObject_GetAttrString((PyObject *)&__pyx_type_6dinopy_13output_opener_OutputOpener, "__init__"); if (unlikely(!wrapper)) __PYX_ERR(0, 25, __pyx_L1_error)
    if (Py_TYPE(wrapper) == &PyWrapperDescr_Type) {
      __pyx_wrapperbase_6dinopy_13output_opener_12OutputOpener___init__ = *((PyWrapperDescrObject *)wrapper)->d_base;
      __pyx_wrapperbase_6dinopy_13output_opener_12OutputOpener___init__.doc = __pyx_doc_6dinopy_13output_opener_12OutputOpener___init__;
      ((PyWrapperDescrObject *)wrapper)->d_base = &__pyx_wrapperbase_6dinopy_13output_opener_12OutputOpener___init__;
    }
  }
  #endif
  if (__Pyx_SetVtable(__pyx_type_6dinopy_13output_opener_OutputOpener.tp_dict, __pyx_vtabptr_6dinopy_13output_opener_OutputOpener) < 0) __PYX_ERR(0, 25, __pyx_L1_error)
  if (PyObject_SetAttrString(__pyx_m, "OutputOpener", (PyObject *)&__pyx_type_6dinopy_13output_opener_OutputOpener) < 0) __PYX_ERR(0, 25, __pyx_L1_error)
  __pyx_ptype_6dinopy_13output_opener_OutputOpener = &__pyx_type_6dinopy_13output_opener_OutputOpener;
  /*--- Type import code ---*/
  __pyx_ptype_7cpython_4type_type = __Pyx_ImportType(__Pyx_BUILTIN_MODULE_NAME, "type", 
  #if CYTHON_COMPILING_IN_PYPY
  sizeof(PyTypeObject),
  #else
  sizeof(PyHeapTypeObject),
  #endif
  0); if (unlikely(!__pyx_ptype_7cpython_4type_type)) __PYX_ERR(1, 9, __pyx_L1_error)
  __pyx_ptype_7cpython_4bool_bool = __Pyx_ImportType(__Pyx_BUILTIN_MODULE_NAME, "bool", sizeof(PyBoolObject), 0); if (unlikely(!__pyx_ptype_7cpython_4bool_bool)) __PYX_ERR(2, 8, __pyx_L1_error)
  __pyx_ptype_7cpython_7complex_complex = __Pyx_ImportType(__Pyx_BUILTIN_MODULE_NAME, "complex", sizeof(PyComplexObject), 0); if (unlikely(!__pyx_ptype_7cpython_7complex_complex)) __PYX_ERR(3, 15, __pyx_L1_error)
  /*--- Variable import code ---*/
  /*--- Function import code ---*/
  /*--- Execution code ---*/
  #if defined(__Pyx_Generator_USED) || defined(__Pyx_Coroutine_USED)
  if (__Pyx_patch_abc() < 0) __PYX_ERR(0, 1, __pyx_L1_error)
  #endif

  /* "dinopy/output_opener.pyx":2
 * # -*- coding: utf-8 -*-
 * import sys             # <<<<<<<<<<<<<<
 * import os
 * import io
 */
  __pyx_t_1 = __Pyx_Import(__pyx_n_s_sys, 0, 0); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 2, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_1);
  if (PyDict_SetItem(__pyx_d, __pyx_n_s_sys, __pyx_t_1) < 0) __PYX_ERR(0, 2, __pyx_L1_error)
  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;

  /* "dinopy/output_opener.pyx":3
 * # -*- coding: utf-8 -*-
 * import sys
 * import os             # <<<<<<<<<<<<<<
 * import io
 * import gzip
 */
  __pyx_t_1 = __Pyx_Import(__pyx_n_s_os, 0, 0); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 3, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_1);
  if (PyDict_SetItem(__pyx_d, __pyx_n_s_os, __pyx_t_1) < 0) __PYX_ERR(0, 3, __pyx_L1_error)
  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;

  /* "dinopy/output_opener.pyx":4
 * import sys
 * import os
 * import io             # <<<<<<<<<<<<<<
 * import gzip
 * from io import BufferedWriter, IOBase
 */
  __pyx_t_1 = __Pyx_Import(__pyx_n_s_io, 0, 0); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 4, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_1);
  if (PyDict_SetItem(__pyx_d, __pyx_n_s_io, __pyx_t_1) < 0) __PYX_ERR(0, 4, __pyx_L1_error)
  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;

  /* "dinopy/output_opener.pyx":5
 * import os
 * import io
 * import gzip             # <<<<<<<<<<<<<<
 * from io import BufferedWriter, IOBase
 * 
 */
  __pyx_t_1 = __Pyx_Import(__pyx_n_s_gzip, 0, 0); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 5, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_1);
  if (PyDict_SetItem(__pyx_d, __pyx_n_s_gzip, __pyx_t_1) < 0) __PYX_ERR(0, 5, __pyx_L1_error)
  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;

  /* "dinopy/output_opener.pyx":6
 * import io
 * import gzip
 * from io import BufferedWriter, IOBase             # <<<<<<<<<<<<<<
 * 
 * cimport cython
 */
  __pyx_t_1 = PyList_New(2); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 6, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_1);
  __Pyx_INCREF(__pyx_n_s_BufferedWriter);
  __Pyx_GIVEREF(__pyx_n_s_BufferedWriter);
  PyList_SET_ITEM(__pyx_t_1, 0, __pyx_n_s_BufferedWriter);
  __Pyx_INCREF(__pyx_n_s_IOBase);
  __Pyx_GIVEREF(__pyx_n_s_IOBase);
  PyList_SET_ITEM(__pyx_t_1, 1, __pyx_n_s_IOBase);
  __pyx_t_2 = __Pyx_Import(__pyx_n_s_io, __pyx_t_1, 0); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 6, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_2);
  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
  __pyx_t_1 = __Pyx_ImportFrom(__pyx_t_2, __pyx_n_s_BufferedWriter); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 6, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_1);
  if (PyDict_SetItem(__pyx_d, __pyx_n_s_BufferedWriter, __pyx_t_1) < 0) __PYX_ERR(0, 6, __pyx_L1_error)
  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
  __pyx_t_1 = __Pyx_ImportFrom(__pyx_t_2, __pyx_n_s_IOBase); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 6, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_1);
  if (PyDict_SetItem(__pyx_d, __pyx_n_s_IOBase, __pyx_t_1) < 0) __PYX_ERR(0, 6, __pyx_L1_error)
  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
  __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;

  /* "dinopy/output_opener.pyx":1
 * # -*- coding: utf-8 -*-             # <<<<<<<<<<<<<<
 * import sys
 * import os
 */
  __pyx_t_2 = PyDict_New(); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 1, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_2);
  if (PyDict_SetItem(__pyx_d, __pyx_n_s_test, __pyx_t_2) < 0) __PYX_ERR(0, 1, __pyx_L1_error)
  __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;

  /*--- Wrapped vars code ---*/

  goto __pyx_L0;
  __pyx_L1_error:;
  __Pyx_XDECREF(__pyx_t_1);
  __Pyx_XDECREF(__pyx_t_2);
  if (__pyx_m) {
    if (__pyx_d) {
      __Pyx_AddTraceback("init dinopy.output_opener", __pyx_clineno, __pyx_lineno, __pyx_filename);
    }
    Py_DECREF(__pyx_m); __pyx_m = 0;
  } else if (!PyErr_Occurred()) {
    PyErr_SetString(PyExc_ImportError, "init dinopy.output_opener");
  }
  __pyx_L0:;
  __Pyx_RefNannyFinishContext();
  #if PY_MAJOR_VERSION < 3
  return;
  #else
  return __pyx_m;
  #endif
}

/* --- Runtime support code --- */
/* Refnanny */
#if CYTHON_REFNANNY
static __Pyx_RefNannyAPIStruct *__Pyx_RefNannyImportAPI(const char *modname) {
    PyObject *m = NULL, *p = NULL;
    void *r = NULL;
    m = PyImport_ImportModule((char *)modname);
    if (!m) goto end;
    p = PyObject_GetAttrString(m, (char *)"RefNannyAPI");
    if (!p) goto end;
    r = PyLong_AsVoidPtr(p);
end:
    Py_XDECREF(p);
    Py_XDECREF(m);
    return (__Pyx_RefNannyAPIStruct *)r;
}
#endif

/* GetBuiltinName */
static PyObject *__Pyx_GetBuiltinName(PyObject *name) {
    PyObject* result = __Pyx_PyObject_GetAttrStr(__pyx_b, name);
    if (unlikely(!result)) {
        PyErr_Format(PyExc_NameError,
#if PY_MAJOR_VERSION >= 3
            "name '%U' is not defined", name);
#else
            "name '%.200s' is not defined", PyString_AS_STRING(name));
#endif
    }
    return result;
}

/* RaiseDoubleKeywords */
static void __Pyx_RaiseDoubleKeywordsError(
    const char* func_name,
    PyObject* kw_name)
{
    PyErr_Format(PyExc_TypeError,
        #if PY_MAJOR_VERSION >= 3
        "%s() got multiple values for keyword argument '%U'", func_name, kw_name);
        #else
        "%s() got multiple values for keyword argument '%s'", func_name,
        PyString_AsString(kw_name));
        #endif
}

/* ParseKeywords */
static int __Pyx_ParseOptionalKeywords(
    PyObject *kwds,
    PyObject **argnames[],
    PyObject *kwds2,
    PyObject *values[],
    Py_ssize_t num_pos_args,
    const char* function_name)
{
    PyObject *key = 0, *value = 0;
    Py_ssize_t pos = 0;
    PyObject*** name;
    PyObject*** first_kw_arg = argnames + num_pos_args;
    while (PyDict_Next(kwds, &pos, &key, &value)) {
        name = first_kw_arg;
        while (*name && (**name != key)) name++;
        if (*name) {
            values[name-argnames] = value;
            continue;
        }
        name = first_kw_arg;
        #if PY_MAJOR_VERSION < 3
        if (likely(PyString_CheckExact(key)) || likely(PyString_Check(key))) {
            while (*name) {
                if ((CYTHON_COMPILING_IN_PYPY || PyString_GET_SIZE(**name) == PyString_GET_SIZE(key))
                        && _PyString_Eq(**name, key)) {
                    values[name-argnames] = value;
                    break;
                }
                name++;
            }
            if (*name) continue;
            else {
                PyObject*** argname = argnames;
                while (argname != first_kw_arg) {
                    if ((**argname == key) || (
                            (CYTHON_COMPILING_IN_PYPY || PyString_GET_SIZE(**argname) == PyString_GET_SIZE(key))
                             && _PyString_Eq(**argname, key))) {
                        goto arg_passed_twice;
                    }
                    argname++;
                }
            }
        } else
        #endif
        if (likely(PyUnicode_Check(key))) {
            while (*name) {
                int cmp = (**name == key) ? 0 :
                #if !CYTHON_COMPILING_IN_PYPY && PY_MAJOR_VERSION >= 3
                    (PyUnicode_GET_SIZE(**name) != PyUnicode_GET_SIZE(key)) ? 1 :
                #endif
                    PyUnicode_Compare(**name, key);
                if (cmp < 0 && unlikely(PyErr_Occurred())) goto bad;
                if (cmp == 0) {
                    values[name-argnames] = value;
                    break;
                }
                name++;
            }
            if (*name) continue;
            else {
                PyObject*** argname = argnames;
                while (argname != first_kw_arg) {
                    int cmp = (**argname == key) ? 0 :
                    #if !CYTHON_COMPILING_IN_PYPY && PY_MAJOR_VERSION >= 3
                        (PyUnicode_GET_SIZE(**argname) != PyUnicode_GET_SIZE(key)) ? 1 :
                    #endif
                        PyUnicode_Compare(**argname, key);
                    if (cmp < 0 && unlikely(PyErr_Occurred())) goto bad;
                    if (cmp == 0) goto arg_passed_twice;
                    argname++;
                }
            }
        } else
            goto invalid_keyword_type;
        if (kwds2) {
            if (unlikely(PyDict_SetItem(kwds2, key, value))) goto bad;
        } else {
            goto invalid_keyword;
        }
    }
    return 0;
arg_passed_twice:
    __Pyx_RaiseDoubleKeywordsError(function_name, key);
    goto bad;
invalid_keyword_type:
    PyErr_Format(PyExc_TypeError,
        "%.200s() keywords must be strings", function_name);
    goto bad;
invalid_keyword:
    PyErr_Format(PyExc_TypeError,
    #if PY_MAJOR_VERSION < 3
        "%.200s() got an unexpected keyword argument '%.200s'",
        function_name, PyString_AsString(key));
    #else
        "%s() got an unexpected keyword argument '%U'",
        function_name, key);
    #endif
bad:
    return -1;
}

/* RaiseArgTupleInvalid */
static void __Pyx_RaiseArgtupleInvalid(
    const char* func_name,
    int exact,
    Py_ssize_t num_min,
    Py_ssize_t num_max,
    Py_ssize_t num_found)
{
    Py_ssize_t num_expected;
    const char *more_or_less;
    if (num_found < num_min) {
        num_expected = num_min;
        more_or_less = "at least";
    } else {
        num_expected = num_max;
        more_or_less = "at most";
    }
    if (exact) {
        more_or_less = "exactly";
    }
    PyErr_Format(PyExc_TypeError,
                 "%.200s() takes %.8s %" CYTHON_FORMAT_SSIZE_T "d positional argument%.1s (%" CYTHON_FORMAT_SSIZE_T "d given)",
                 func_name, more_or_less, num_expected,
                 (num_expected == 1) ? "" : "s", num_found);
}

/* PyCFunctionFastCall */
#if CYTHON_FAST_PYCCALL
static CYTHON_INLINE PyObject * __Pyx_PyCFunction_FastCall(PyObject *func_obj, PyObject **args, Py_ssize_t nargs) {
    PyCFunctionObject *func = (PyCFunctionObject*)func_obj;
    PyCFunction meth = PyCFunction_GET_FUNCTION(func);
    PyObject *self = PyCFunction_GET_SELF(func);
    assert(PyCFunction_Check(func));
    assert(METH_FASTCALL == (PyCFunction_GET_FLAGS(func) & ~(METH_CLASS | METH_STATIC | METH_COEXIST)));
    assert(nargs >= 0);
    assert(nargs == 0 || args != NULL);
    /* _PyCFunction_FastCallDict() must not be called with an exception set,
       because it may clear it (directly or indirectly) and so the
       caller loses its exception */
    assert(!PyErr_Occurred());
    return (*((__Pyx_PyCFunctionFast)meth)) (self, args, nargs, NULL);
}
#endif  // CYTHON_FAST_PYCCALL

/* PyFunctionFastCall */
#if CYTHON_FAST_PYCALL
#include "frameobject.h"
static PyObject* __Pyx_PyFunction_FastCallNoKw(PyCodeObject *co, PyObject **args, Py_ssize_t na,
                                               PyObject *globals) {
    PyFrameObject *f;
    PyThreadState *tstate = PyThreadState_GET();
    PyObject **fastlocals;
    Py_ssize_t i;
    PyObject *result;
    assert(globals != NULL);
    /* XXX Perhaps we should create a specialized
       PyFrame_New() that doesn't take locals, but does
       take builtins without sanity checking them.
       */
    assert(tstate != NULL);
    f = PyFrame_New(tstate, co, globals, NULL);
    if (f == NULL) {
        return NULL;
    }
    fastlocals = f->f_localsplus;
    for (i = 0; i < na; i++) {
        Py_INCREF(*args);
        fastlocals[i] = *args++;
    }
    result = PyEval_EvalFrameEx(f,0);
    ++tstate->recursion_depth;
    Py_DECREF(f);
    --tstate->recursion_depth;
    return result;
}
#if 1 || PY_VERSION_HEX < 0x030600B1
static PyObject *__Pyx_PyFunction_FastCallDict(PyObject *func, PyObject **args, int nargs, PyObject *kwargs) {
    PyCodeObject *co = (PyCodeObject *)PyFunction_GET_CODE(func);
    PyObject *globals = PyFunction_GET_GLOBALS(func);
    PyObject *argdefs = PyFunction_GET_DEFAULTS(func);
    PyObject *closure;
#if PY_MAJOR_VERSION >= 3
    PyObject *kwdefs;
#endif
    PyObject *kwtuple, **k;
    PyObject **d;
    Py_ssize_t nd;
    Py_ssize_t nk;
    PyObject *result;
    assert(kwargs == NULL || PyDict_Check(kwargs));
    nk = kwargs ? PyDict_Size(kwargs) : 0;
    if (Py_EnterRecursiveCall((char*)" while calling a Python object")) {
        return NULL;
    }
    if (
#if PY_MAJOR_VERSION >= 3
            co->co_kwonlyargcount == 0 &&
#endif
            likely(kwargs == NULL || nk == 0) &&
            co->co_flags == (CO_OPTIMIZED | CO_NEWLOCALS | CO_NOFREE)) {
        if (argdefs == NULL && co->co_argcount == nargs) {
            result = __Pyx_PyFunction_FastCallNoKw(co, args, nargs, globals);
            goto done;
        }
        else if (nargs == 0 && argdefs != NULL
                 && co->co_argcount == Py_SIZE(argdefs)) {
            /* function called with no arguments, but all parameters have
               a default value: use default values as arguments .*/
            args = &PyTuple_GET_ITEM(argdefs, 0);
            result =__Pyx_PyFunction_FastCallNoKw(co, args, Py_SIZE(argdefs), globals);
            goto done;
        }
    }
    if (kwargs != NULL) {
        Py_ssize_t pos, i;
        kwtuple = PyTuple_New(2 * nk);
        if (kwtuple == NULL) {
            result = NULL;
            goto done;
        }
        k = &PyTuple_GET_ITEM(kwtuple, 0);
        pos = i = 0;
        while (PyDict_Next(kwargs, &pos, &k[i], &k[i+1])) {
            Py_INCREF(k[i]);
            Py_INCREF(k[i+1]);
            i += 2;
        }
        nk = i / 2;
    }
    else {
        kwtuple = NULL;
        k = NULL;
    }
    closure = PyFunction_GET_CLOSURE(func);
#if PY_MAJOR_VERSION >= 3
    kwdefs = PyFunction_GET_KW_DEFAULTS(func);
#endif
    if (argdefs != NULL) {
        d = &PyTuple_GET_ITEM(argdefs, 0);
        nd = Py_SIZE(argdefs);
    }
    else {
        d = NULL;
        nd = 0;
    }
#if PY_MAJOR_VERSION >= 3
    result = PyEval_EvalCodeEx((PyObject*)co, globals, (PyObject *)NULL,
                               args, nargs,
                               k, (int)nk,
                               d, (int)nd, kwdefs, closure);
#else
    result = PyEval_EvalCodeEx(co, globals, (PyObject *)NULL,
                               args, nargs,
                               k, (int)nk,
                               d, (int)nd, closure);
#endif
    Py_XDECREF(kwtuple);
done:
    Py_LeaveRecursiveCall();
    return result;
}
#endif  // CPython < 3.6
#endif  // CYTHON_FAST_PYCALL

/* PyObjectCall */
#if CYTHON_COMPILING_IN_CPYTHON
static CYTHON_INLINE PyObject* __Pyx_PyObject_Call(PyObject *func, PyObject *arg, PyObject *kw) {
    PyObject *result;
    ternaryfunc call = func->ob_type->tp_call;
    if (unlikely(!call))
        return PyObject_Call(func, arg, kw);
    if (unlikely(Py_EnterRecursiveCall((char*)" while calling a Python object")))
        return NULL;
    result = (*call)(func, arg, kw);
    Py_LeaveRecursiveCall();
    if (unlikely(!result) && unlikely(!PyErr_Occurred())) {
        PyErr_SetString(
            PyExc_SystemError,
            "NULL result without error in PyObject_Call");
    }
    return result;
}
#endif

/* PyObjectCallMethO */
#if CYTHON_COMPILING_IN_CPYTHON
static CYTHON_INLINE PyObject* __Pyx_PyObject_CallMethO(PyObject *func, PyObject *arg) {
    PyObject *self, *result;
    PyCFunction cfunc;
    cfunc = PyCFunction_GET_FUNCTION(func);
    self = PyCFunction_GET_SELF(func);
    if (unlikely(Py_EnterRecursiveCall((char*)" while calling a Python object")))
        return NULL;
    result = cfunc(self, arg);
    Py_LeaveRecursiveCall();
    if (unlikely(!result) && unlikely(!PyErr_Occurred())) {
        PyErr_SetString(
            PyExc_SystemError,
            "NULL result without error in PyObject_Call");
    }
    return result;
}
#endif

/* PyObjectCallOneArg */
#if CYTHON_COMPILING_IN_CPYTHON
static PyObject* __Pyx__PyObject_CallOneArg(PyObject *func, PyObject *arg) {
    PyObject *result;
    PyObject *args = PyTuple_New(1);
    if (unlikely(!args)) return NULL;
    Py_INCREF(arg);
    PyTuple_SET_ITEM(args, 0, arg);
    result = __Pyx_PyObject_Call(func, args, NULL);
    Py_DECREF(args);
    return result;
}
static CYTHON_INLINE PyObject* __Pyx_PyObject_CallOneArg(PyObject *func, PyObject *arg) {
#if CYTHON_FAST_PYCALL
    if (PyFunction_Check(func)) {
        return __Pyx_PyFunction_FastCall(func, &arg, 1);
    }
#endif
#ifdef __Pyx_CyFunction_USED
    if (likely(PyCFunction_Check(func) || PyObject_TypeCheck(func, __pyx_CyFunctionType))) {
#else
    if (likely(PyCFunction_Check(func))) {
#endif
        if (likely(PyCFunction_GET_FLAGS(func) & METH_O)) {
            return __Pyx_PyObject_CallMethO(func, arg);
#if CYTHON_FAST_PYCCALL
        } else if (PyCFunction_GET_FLAGS(func) & METH_FASTCALL) {
            return __Pyx_PyCFunction_FastCall(func, &arg, 1);
#endif
        }
    }
    return __Pyx__PyObject_CallOneArg(func, arg);
}
#else
static CYTHON_INLINE PyObject* __Pyx_PyObject_CallOneArg(PyObject *func, PyObject *arg) {
    PyObject *result;
    PyObject *args = PyTuple_Pack(1, arg);
    if (unlikely(!args)) return NULL;
    result = __Pyx_PyObject_Call(func, args, NULL);
    Py_DECREF(args);
    return result;
}
#endif

/* PyErrFetchRestore */
  #if CYTHON_FAST_THREAD_STATE
static CYTHON_INLINE void __Pyx_ErrRestoreInState(PyThreadState *tstate, PyObject *type, PyObject *value, PyObject *tb) {
    PyObject *tmp_type, *tmp_value, *tmp_tb;
    tmp_type = tstate->curexc_type;
    tmp_value = tstate->curexc_value;
    tmp_tb = tstate->curexc_traceback;
    tstate->curexc_type = type;
    tstate->curexc_value = value;
    tstate->curexc_traceback = tb;
    Py_XDECREF(tmp_type);
    Py_XDECREF(tmp_value);
    Py_XDECREF(tmp_tb);
}
static CYTHON_INLINE void __Pyx_ErrFetchInState(PyThreadState *tstate, PyObject **type, PyObject **value, PyObject **tb) {
    *type = tstate->curexc_type;
    *value = tstate->curexc_value;
    *tb = tstate->curexc_traceback;
    tstate->curexc_type = 0;
    tstate->curexc_value = 0;
    tstate->curexc_traceback = 0;
}
#endif

/* RaiseException */
  #if PY_MAJOR_VERSION < 3
static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb,
                        CYTHON_UNUSED PyObject *cause) {
    __Pyx_PyThreadState_declare
    Py_XINCREF(type);
    if (!value || value == Py_None)
        value = NULL;
    else
        Py_INCREF(value);
    if (!tb || tb == Py_None)
        tb = NULL;
    else {
        Py_INCREF(tb);
        if (!PyTraceBack_Check(tb)) {
            PyErr_SetString(PyExc_TypeError,
                "raise: arg 3 must be a traceback or None");
            goto raise_error;
        }
    }
    if (PyType_Check(type)) {
#if CYTHON_COMPILING_IN_PYPY
        if (!value) {
            Py_INCREF(Py_None);
            value = Py_None;
        }
#endif
        PyErr_NormalizeException(&type, &value, &tb);
    } else {
        if (value) {
            PyErr_SetString(PyExc_TypeError,
                "instance exception may not have a separate value");
            goto raise_error;
        }
        value = type;
        type = (PyObject*) Py_TYPE(type);
        Py_INCREF(type);
        if (!PyType_IsSubtype((PyTypeObject *)type, (PyTypeObject *)PyExc_BaseException)) {
            PyErr_SetString(PyExc_TypeError,
                "raise: exception class must be a subclass of BaseException");
            goto raise_error;
        }
    }
    __Pyx_PyThreadState_assign
    __Pyx_ErrRestore(type, value, tb);
    return;
raise_error:
    Py_XDECREF(value);
    Py_XDECREF(type);
    Py_XDECREF(tb);
    return;
}
#else
static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb, PyObject *cause) {
    PyObject* owned_instance = NULL;
    if (tb == Py_None) {
        tb = 0;
    } else if (tb && !PyTraceBack_Check(tb)) {
        PyErr_SetString(PyExc_TypeError,
            "raise: arg 3 must be a traceback or None");
        goto bad;
    }
    if (value == Py_None)
        value = 0;
    if (PyExceptionInstance_Check(type)) {
        if (value) {
            PyErr_SetString(PyExc_TypeError,
                "instance exception may not have a separate value");
            goto bad;
        }
        value = type;
        type = (PyObject*) Py_TYPE(value);
    } else if (PyExceptionClass_Check(type)) {
        PyObject *instance_class = NULL;
        if (value && PyExceptionInstance_Check(value)) {
            instance_class = (PyObject*) Py_TYPE(value);
            if (instance_class != type) {
                int is_subclass = PyObject_IsSubclass(instance_class, type);
                if (!is_subclass) {
                    instance_class = NULL;
                } else if (unlikely(is_subclass == -1)) {
                    goto bad;
                } else {
                    type = instance_class;
                }
            }
        }
        if (!instance_class) {
            PyObject *args;
            if (!value)
                args = PyTuple_New(0);
            else if (PyTuple_Check(value)) {
                Py_INCREF(value);
                args = value;
            } else
                args = PyTuple_Pack(1, value);
            if (!args)
                goto bad;
            owned_instance = PyObject_Call(type, args, NULL);
            Py_DECREF(args);
            if (!owned_instance)
                goto bad;
            value = owned_instance;
            if (!PyExceptionInstance_Check(value)) {
                PyErr_Format(PyExc_TypeError,
                             "calling %R should have returned an instance of "
                             "BaseException, not %R",
                             type, Py_TYPE(value));
                goto bad;
            }
        }
    } else {
        PyErr_SetString(PyExc_TypeError,
            "raise: exception class must be a subclass of BaseException");
        goto bad;
    }
#if PY_VERSION_HEX >= 0x03030000
    if (cause) {
#else
    if (cause && cause != Py_None) {
#endif
        PyObject *fixed_cause;
        if (cause == Py_None) {
            fixed_cause = NULL;
        } else if (PyExceptionClass_Check(cause)) {
            fixed_cause = PyObject_CallObject(cause, NULL);
            if (fixed_cause == NULL)
                goto bad;
        } else if (PyExceptionInstance_Check(cause)) {
            fixed_cause = cause;
            Py_INCREF(fixed_cause);
        } else {
            PyErr_SetString(PyExc_TypeError,
                            "exception causes must derive from "
                            "BaseException");
            goto bad;
        }
        PyException_SetCause(value, fixed_cause);
    }
    PyErr_SetObject(type, value);
    if (tb) {
#if CYTHON_COMPILING_IN_PYPY
        PyObject *tmp_type, *tmp_value, *tmp_tb;
        PyErr_Fetch(&tmp_type, &tmp_value, &tmp_tb);
        Py_INCREF(tb);
        PyErr_Restore(tmp_type, tmp_value, tb);
        Py_XDECREF(tmp_tb);
#else
        PyThreadState *tstate = PyThreadState_GET();
        PyObject* tmp_tb = tstate->curexc_traceback;
        if (tb != tmp_tb) {
            Py_INCREF(tb);
            tstate->curexc_traceback = tb;
            Py_XDECREF(tmp_tb);
        }
#endif
    }
bad:
    Py_XDECREF(owned_instance);
    return;
}
#endif

/* PyObjectCallNoArg */
    #if CYTHON_COMPILING_IN_CPYTHON
static CYTHON_INLINE PyObject* __Pyx_PyObject_CallNoArg(PyObject *func) {
#if CYTHON_FAST_PYCALL
    if (PyFunction_Check(func)) {
        return __Pyx_PyFunction_FastCall(func, NULL, 0);
    }
#endif
#ifdef __Pyx_CyFunction_USED
    if (likely(PyCFunction_Check(func) || PyObject_TypeCheck(func, __pyx_CyFunctionType))) {
#else
    if (likely(PyCFunction_Check(func))) {
#endif
        if (likely(PyCFunction_GET_FLAGS(func) & METH_NOARGS)) {
            return __Pyx_PyObject_CallMethO(func, NULL);
        }
    }
    return __Pyx_PyObject_Call(func, __pyx_empty_tuple, NULL);
}
#endif

/* GetModuleGlobalName */
      static CYTHON_INLINE PyObject *__Pyx_GetModuleGlobalName(PyObject *name) {
    PyObject *result;
#if !CYTHON_AVOID_BORROWED_REFS
    result = PyDict_GetItem(__pyx_d, name);
    if (likely(result)) {
        Py_INCREF(result);
    } else {
#else
    result = PyObject_GetItem(__pyx_d, name);
    if (!result) {
        PyErr_Clear();
#endif
        result = __Pyx_GetBuiltinName(name);
    }
    return result;
}

/* SliceObject */
        static CYTHON_INLINE PyObject* __Pyx_PyObject_GetSlice(PyObject* obj,
        Py_ssize_t cstart, Py_ssize_t cstop,
        PyObject** _py_start, PyObject** _py_stop, PyObject** _py_slice,
        int has_cstart, int has_cstop, CYTHON_UNUSED int wraparound) {
#if CYTHON_USE_TYPE_SLOTS
    PyMappingMethods* mp;
#if PY_MAJOR_VERSION < 3
    PySequenceMethods* ms = Py_TYPE(obj)->tp_as_sequence;
    if (likely(ms && ms->sq_slice)) {
        if (!has_cstart) {
            if (_py_start && (*_py_start != Py_None)) {
                cstart = __Pyx_PyIndex_AsSsize_t(*_py_start);
                if ((cstart == (Py_ssize_t)-1) && PyErr_Occurred()) goto bad;
            } else
                cstart = 0;
        }
        if (!has_cstop) {
            if (_py_stop && (*_py_stop != Py_None)) {
                cstop = __Pyx_PyIndex_AsSsize_t(*_py_stop);
                if ((cstop == (Py_ssize_t)-1) && PyErr_Occurred()) goto bad;
            } else
                cstop = PY_SSIZE_T_MAX;
        }
        if (wraparound && unlikely((cstart < 0) | (cstop < 0)) && likely(ms->sq_length)) {
            Py_ssize_t l = ms->sq_length(obj);
            if (likely(l >= 0)) {
                if (cstop < 0) {
                    cstop += l;
                    if (cstop < 0) cstop = 0;
                }
                if (cstart < 0) {
                    cstart += l;
                    if (cstart < 0) cstart = 0;
                }
            } else {
                if (!PyErr_ExceptionMatches(PyExc_OverflowError))
                    goto bad;
                PyErr_Clear();
            }
        }
        return ms->sq_slice(obj, cstart, cstop);
    }
#endif
    mp = Py_TYPE(obj)->tp_as_mapping;
    if (likely(mp && mp->mp_subscript))
#endif
    {
        PyObject* result;
        PyObject *py_slice, *py_start, *py_stop;
        if (_py_slice) {
            py_slice = *_py_slice;
        } else {
            PyObject* owned_start = NULL;
            PyObject* owned_stop = NULL;
            if (_py_start) {
                py_start = *_py_start;
            } else {
                if (has_cstart) {
                    owned_start = py_start = PyInt_FromSsize_t(cstart);
                    if (unlikely(!py_start)) goto bad;
                } else
                    py_start = Py_None;
            }
            if (_py_stop) {
                py_stop = *_py_stop;
            } else {
                if (has_cstop) {
                    owned_stop = py_stop = PyInt_FromSsize_t(cstop);
                    if (unlikely(!py_stop)) {
                        Py_XDECREF(owned_start);
                        goto bad;
                    }
                } else
                    py_stop = Py_None;
            }
            py_slice = PySlice_New(py_start, py_stop, Py_None);
            Py_XDECREF(owned_start);
            Py_XDECREF(owned_stop);
            if (unlikely(!py_slice)) goto bad;
        }
#if CYTHON_USE_TYPE_SLOTS
        result = mp->mp_subscript(obj, py_slice);
#else
        result = PyObject_GetItem(obj, py_slice);
#endif
        if (!_py_slice) {
            Py_DECREF(py_slice);
        }
        return result;
    }
    PyErr_Format(PyExc_TypeError,
        "'%.200s' object is unsliceable", Py_TYPE(obj)->tp_name);
bad:
    return NULL;
}

/* BytesEquals */
        static CYTHON_INLINE int __Pyx_PyBytes_Equals(PyObject* s1, PyObject* s2, int equals) {
#if CYTHON_COMPILING_IN_PYPY
    return PyObject_RichCompareBool(s1, s2, equals);
#else
    if (s1 == s2) {
        return (equals == Py_EQ);
    } else if (PyBytes_CheckExact(s1) & PyBytes_CheckExact(s2)) {
        const char *ps1, *ps2;
        Py_ssize_t length = PyBytes_GET_SIZE(s1);
        if (length != PyBytes_GET_SIZE(s2))
            return (equals == Py_NE);
        ps1 = PyBytes_AS_STRING(s1);
        ps2 = PyBytes_AS_STRING(s2);
        if (ps1[0] != ps2[0]) {
            return (equals == Py_NE);
        } else if (length == 1) {
            return (equals == Py_EQ);
        } else {
            int result = memcmp(ps1, ps2, (size_t)length);
            return (equals == Py_EQ) ? (result == 0) : (result != 0);
        }
    } else if ((s1 == Py_None) & PyBytes_CheckExact(s2)) {
        return (equals == Py_NE);
    } else if ((s2 == Py_None) & PyBytes_CheckExact(s1)) {
        return (equals == Py_NE);
    } else {
        int result;
        PyObject* py_result = PyObject_RichCompare(s1, s2, equals);
        if (!py_result)
            return -1;
        result = __Pyx_PyObject_IsTrue(py_result);
        Py_DECREF(py_result);
        return result;
    }
#endif
}

/* UnicodeEquals */
        static CYTHON_INLINE int __Pyx_PyUnicode_Equals(PyObject* s1, PyObject* s2, int equals) {
#if CYTHON_COMPILING_IN_PYPY
    return PyObject_RichCompareBool(s1, s2, equals);
#else
#if PY_MAJOR_VERSION < 3
    PyObject* owned_ref = NULL;
#endif
    int s1_is_unicode, s2_is_unicode;
    if (s1 == s2) {
        goto return_eq;
    }
    s1_is_unicode = PyUnicode_CheckExact(s1);
    s2_is_unicode = PyUnicode_CheckExact(s2);
#if PY_MAJOR_VERSION < 3
    if ((s1_is_unicode & (!s2_is_unicode)) && PyString_CheckExact(s2)) {
        owned_ref = PyUnicode_FromObject(s2);
        if (unlikely(!owned_ref))
            return -1;
        s2 = owned_ref;
        s2_is_unicode = 1;
    } else if ((s2_is_unicode & (!s1_is_unicode)) && PyString_CheckExact(s1)) {
        owned_ref = PyUnicode_FromObject(s1);
        if (unlikely(!owned_ref))
            return -1;
        s1 = owned_ref;
        s1_is_unicode = 1;
    } else if (((!s2_is_unicode) & (!s1_is_unicode))) {
        return __Pyx_PyBytes_Equals(s1, s2, equals);
    }
#endif
    if (s1_is_unicode & s2_is_unicode) {
        Py_ssize_t length;
        int kind;
        void *data1, *data2;
        if (unlikely(__Pyx_PyUnicode_READY(s1) < 0) || unlikely(__Pyx_PyUnicode_READY(s2) < 0))
            return -1;
        length = __Pyx_PyUnicode_GET_LENGTH(s1);
        if (length != __Pyx_PyUnicode_GET_LENGTH(s2)) {
            goto return_ne;
        }
        kind = __Pyx_PyUnicode_KIND(s1);
        if (kind != __Pyx_PyUnicode_KIND(s2)) {
            goto return_ne;
        }
        data1 = __Pyx_PyUnicode_DATA(s1);
        data2 = __Pyx_PyUnicode_DATA(s2);
        if (__Pyx_PyUnicode_READ(kind, data1, 0) != __Pyx_PyUnicode_READ(kind, data2, 0)) {
            goto return_ne;
        } else if (length == 1) {
            goto return_eq;
        } else {
            int result = memcmp(data1, data2, (size_t)(length * kind));
            #if PY_MAJOR_VERSION < 3
            Py_XDECREF(owned_ref);
            #endif
            return (equals == Py_EQ) ? (result == 0) : (result != 0);
        }
    } else if ((s1 == Py_None) & s2_is_unicode) {
        goto return_ne;
    } else if ((s2 == Py_None) & s1_is_unicode) {
        goto return_ne;
    } else {
        int result;
        PyObject* py_result = PyObject_RichCompare(s1, s2, equals);
        if (!py_result)
            return -1;
        result = __Pyx_PyObject_IsTrue(py_result);
        Py_DECREF(py_result);
        return result;
    }
return_eq:
    #if PY_MAJOR_VERSION < 3
    Py_XDECREF(owned_ref);
    #endif
    return (equals == Py_EQ);
return_ne:
    #if PY_MAJOR_VERSION < 3
    Py_XDECREF(owned_ref);
    #endif
    return (equals == Py_NE);
#endif
}

/* ExtTypeTest */
        static CYTHON_INLINE int __Pyx_TypeTest(PyObject *obj, PyTypeObject *type) {
    if (unlikely(!type)) {
        PyErr_SetString(PyExc_SystemError, "Missing type object");
        return 0;
    }
    if (likely(PyObject_TypeCheck(obj, type)))
        return 1;
    PyErr_Format(PyExc_TypeError, "Cannot convert %.200s to %.200s",
                 Py_TYPE(obj)->tp_name, type->tp_name);
    return 0;
}

/* PyUnicode_Substring */
        static CYTHON_INLINE PyObject* __Pyx_PyUnicode_Substring(
            PyObject* text, Py_ssize_t start, Py_ssize_t stop) {
    Py_ssize_t length;
    if (unlikely(__Pyx_PyUnicode_READY(text) == -1)) return NULL;
    length = __Pyx_PyUnicode_GET_LENGTH(text);
    if (start < 0) {
        start += length;
        if (start < 0)
            start = 0;
    }
    if (stop < 0)
        stop += length;
    else if (stop > length)
        stop = length;
    length = stop - start;
    if (length <= 0)
        return PyUnicode_FromUnicode(NULL, 0);
#if CYTHON_PEP393_ENABLED
    return PyUnicode_FromKindAndData(PyUnicode_KIND(text),
        PyUnicode_1BYTE_DATA(text) + start*PyUnicode_KIND(text), stop-start);
#else
    return PyUnicode_FromUnicode(PyUnicode_AS_UNICODE(text)+start, stop-start);
#endif
}

/* SetVTable */
        static int __Pyx_SetVtable(PyObject *dict, void *vtable) {
#if PY_VERSION_HEX >= 0x02070000
    PyObject *ob = PyCapsule_New(vtable, 0, 0);
#else
    PyObject *ob = PyCObject_FromVoidPtr(vtable, 0);
#endif
    if (!ob)
        goto bad;
    if (PyDict_SetItem(dict, __pyx_n_s_pyx_vtable, ob) < 0)
        goto bad;
    Py_DECREF(ob);
    return 0;
bad:
    Py_XDECREF(ob);
    return -1;
}

/* Import */
        static PyObject *__Pyx_Import(PyObject *name, PyObject *from_list, int level) {
    PyObject *empty_list = 0;
    PyObject *module = 0;
    PyObject *global_dict = 0;
    PyObject *empty_dict = 0;
    PyObject *list;
    #if PY_VERSION_HEX < 0x03030000
    PyObject *py_import;
    py_import = __Pyx_PyObject_GetAttrStr(__pyx_b, __pyx_n_s_import);
    if (!py_import)
        goto bad;
    #endif
    if (from_list)
        list = from_list;
    else {
        empty_list = PyList_New(0);
        if (!empty_list)
            goto bad;
        list = empty_list;
    }
    global_dict = PyModule_GetDict(__pyx_m);
    if (!global_dict)
        goto bad;
    empty_dict = PyDict_New();
    if (!empty_dict)
        goto bad;
    {
        #if PY_MAJOR_VERSION >= 3
        if (level == -1) {
            if (strchr(__Pyx_MODULE_NAME, '.')) {
                #if PY_VERSION_HEX < 0x03030000
                PyObject *py_level = PyInt_FromLong(1);
                if (!py_level)
                    goto bad;
                module = PyObject_CallFunctionObjArgs(py_import,
                    name, global_dict, empty_dict, list, py_level, NULL);
                Py_DECREF(py_level);
                #else
                module = PyImport_ImportModuleLevelObject(
                    name, global_dict, empty_dict, list, 1);
                #endif
                if (!module) {
                    if (!PyErr_ExceptionMatches(PyExc_ImportError))
                        goto bad;
                    PyErr_Clear();
                }
            }
            level = 0;
        }
        #endif
        if (!module) {
            #if PY_VERSION_HEX < 0x03030000
            PyObject *py_level = PyInt_FromLong(level);
            if (!py_level)
                goto bad;
            module = PyObject_CallFunctionObjArgs(py_import,
                name, global_dict, empty_dict, list, py_level, NULL);
            Py_DECREF(py_level);
            #else
            module = PyImport_ImportModuleLevelObject(
                name, global_dict, empty_dict, list, level);
            #endif
        }
    }
bad:
    #if PY_VERSION_HEX < 0x03030000
    Py_XDECREF(py_import);
    #endif
    Py_XDECREF(empty_list);
    Py_XDECREF(empty_dict);
    return module;
}

/* ImportFrom */
        static PyObject* __Pyx_ImportFrom(PyObject* module, PyObject* name) {
    PyObject* value = __Pyx_PyObject_GetAttrStr(module, name);
    if (unlikely(!value) && PyErr_ExceptionMatches(PyExc_AttributeError)) {
        PyErr_Format(PyExc_ImportError,
        #if PY_MAJOR_VERSION < 3
            "cannot import name %.230s", PyString_AS_STRING(name));
        #else
            "cannot import name %S", name);
        #endif
    }
    return value;
}

/* CodeObjectCache */
        static int __pyx_bisect_code_objects(__Pyx_CodeObjectCacheEntry* entries, int count, int code_line) {
    int start = 0, mid = 0, end = count - 1;
    if (end >= 0 && code_line > entries[end].code_line) {
        return count;
    }
    while (start < end) {
        mid = start + (end - start) / 2;
        if (code_line < entries[mid].code_line) {
            end = mid;
        } else if (code_line > entries[mid].code_line) {
             start = mid + 1;
        } else {
            return mid;
        }
    }
    if (code_line <= entries[mid].code_line) {
        return mid;
    } else {
        return mid + 1;
    }
}
static PyCodeObject *__pyx_find_code_object(int code_line) {
    PyCodeObject* code_object;
    int pos;
    if (unlikely(!code_line) || unlikely(!__pyx_code_cache.entries)) {
        return NULL;
    }
    pos = __pyx_bisect_code_objects(__pyx_code_cache.entries, __pyx_code_cache.count, code_line);
    if (unlikely(pos >= __pyx_code_cache.count) || unlikely(__pyx_code_cache.entries[pos].code_line != code_line)) {
        return NULL;
    }
    code_object = __pyx_code_cache.entries[pos].code_object;
    Py_INCREF(code_object);
    return code_object;
}
static void __pyx_insert_code_object(int code_line, PyCodeObject* code_object) {
    int pos, i;
    __Pyx_CodeObjectCacheEntry* entries = __pyx_code_cache.entries;
    if (unlikely(!code_line)) {
        return;
    }
    if (unlikely(!entries)) {
        entries = (__Pyx_CodeObjectCacheEntry*)PyMem_Malloc(64*sizeof(__Pyx_CodeObjectCacheEntry));
        if (likely(entries)) {
            __pyx_code_cache.entries = entries;
            __pyx_code_cache.max_count = 64;
            __pyx_code_cache.count = 1;
            entries[0].code_line = code_line;
            entries[0].code_object = code_object;
            Py_INCREF(code_object);
        }
        return;
    }
    pos = __pyx_bisect_code_objects(__pyx_code_cache.entries, __pyx_code_cache.count, code_line);
    if ((pos < __pyx_code_cache.count) && unlikely(__pyx_code_cache.entries[pos].code_line == code_line)) {
        PyCodeObject* tmp = entries[pos].code_object;
        entries[pos].code_object = code_object;
        Py_DECREF(tmp);
        return;
    }
    if (__pyx_code_cache.count == __pyx_code_cache.max_count) {
        int new_max = __pyx_code_cache.max_count + 64;
        entries = (__Pyx_CodeObjectCacheEntry*)PyMem_Realloc(
            __pyx_code_cache.entries, (size_t)new_max*sizeof(__Pyx_CodeObjectCacheEntry));
        if (unlikely(!entries)) {
            return;
        }
        __pyx_code_cache.entries = entries;
        __pyx_code_cache.max_count = new_max;
    }
    for (i=__pyx_code_cache.count; i>pos; i--) {
        entries[i] = entries[i-1];
    }
    entries[pos].code_line = code_line;
    entries[pos].code_object = code_object;
    __pyx_code_cache.count++;
    Py_INCREF(code_object);
}

/* AddTraceback */
        #include "compile.h"
#include "frameobject.h"
#include "traceback.h"
static PyCodeObject* __Pyx_CreateCodeObjectForTraceback(
            const char *funcname, int c_line,
            int py_line, const char *filename) {
    PyCodeObject *py_code = 0;
    PyObject *py_srcfile = 0;
    PyObject *py_funcname = 0;
    #if PY_MAJOR_VERSION < 3
    py_srcfile = PyString_FromString(filename);
    #else
    py_srcfile = PyUnicode_FromString(filename);
    #endif
    if (!py_srcfile) goto bad;
    if (c_line) {
        #if PY_MAJOR_VERSION < 3
        py_funcname = PyString_FromFormat( "%s (%s:%d)", funcname, __pyx_cfilenm, c_line);
        #else
        py_funcname = PyUnicode_FromFormat( "%s (%s:%d)", funcname, __pyx_cfilenm, c_line);
        #endif
    }
    else {
        #if PY_MAJOR_VERSION < 3
        py_funcname = PyString_FromString(funcname);
        #else
        py_funcname = PyUnicode_FromString(funcname);
        #endif
    }
    if (!py_funcname) goto bad;
    py_code = __Pyx_PyCode_New(
        0,
        0,
        0,
        0,
        0,
        __pyx_empty_bytes, /*PyObject *code,*/
        __pyx_empty_tuple, /*PyObject *consts,*/
        __pyx_empty_tuple, /*PyObject *names,*/
        __pyx_empty_tuple, /*PyObject *varnames,*/
        __pyx_empty_tuple, /*PyObject *freevars,*/
        __pyx_empty_tuple, /*PyObject *cellvars,*/
        py_srcfile,   /*PyObject *filename,*/
        py_funcname,  /*PyObject *name,*/
        py_line,
        __pyx_empty_bytes  /*PyObject *lnotab*/
    );
    Py_DECREF(py_srcfile);
    Py_DECREF(py_funcname);
    return py_code;
bad:
    Py_XDECREF(py_srcfile);
    Py_XDECREF(py_funcname);
    return NULL;
}
static void __Pyx_AddTraceback(const char *funcname, int c_line,
                               int py_line, const char *filename) {
    PyCodeObject *py_code = 0;
    PyFrameObject *py_frame = 0;
    py_code = __pyx_find_code_object(c_line ? c_line : py_line);
    if (!py_code) {
        py_code = __Pyx_CreateCodeObjectForTraceback(
            funcname, c_line, py_line, filename);
        if (!py_code) goto bad;
        __pyx_insert_code_object(c_line ? c_line : py_line, py_code);
    }
    py_frame = PyFrame_New(
        PyThreadState_GET(), /*PyThreadState *tstate,*/
        py_code,             /*PyCodeObject *code,*/
        __pyx_d,      /*PyObject *globals,*/
        0                    /*PyObject *locals*/
    );
    if (!py_frame) goto bad;
    __Pyx_PyFrame_SetLineNumber(py_frame, py_line);
    PyTraceBack_Here(py_frame);
bad:
    Py_XDECREF(py_code);
    Py_XDECREF(py_frame);
}

/* CIntToPy */
        static CYTHON_INLINE PyObject* __Pyx_PyInt_From_long(long value) {
    const long neg_one = (long) -1, const_zero = (long) 0;
    const int is_unsigned = neg_one > const_zero;
    if (is_unsigned) {
        if (sizeof(long) < sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(long) <= sizeof(unsigned long)) {
            return PyLong_FromUnsignedLong((unsigned long) value);
#ifdef HAVE_LONG_LONG
        } else if (sizeof(long) <= sizeof(unsigned PY_LONG_LONG)) {
            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
#endif
        }
    } else {
        if (sizeof(long) <= sizeof(long)) {
            return PyInt_FromLong((long) value);
#ifdef HAVE_LONG_LONG
        } else if (sizeof(long) <= sizeof(PY_LONG_LONG)) {
            return PyLong_FromLongLong((PY_LONG_LONG) value);
#endif
        }
    }
    {
        int one = 1; int little = (int)*(unsigned char *)&one;
        unsigned char *bytes = (unsigned char *)&value;
        return _PyLong_FromByteArray(bytes, sizeof(long),
                                     little, !is_unsigned);
    }
}

/* CIntFromPyVerify */
        #define __PYX_VERIFY_RETURN_INT(target_type, func_type, func_value)\
    __PYX__VERIFY_RETURN_INT(target_type, func_type, func_value, 0)
#define __PYX_VERIFY_RETURN_INT_EXC(target_type, func_type, func_value)\
    __PYX__VERIFY_RETURN_INT(target_type, func_type, func_value, 1)
#define __PYX__VERIFY_RETURN_INT(target_type, func_type, func_value, exc)\
    {\
        func_type value = func_value;\
        if (sizeof(target_type) < sizeof(func_type)) {\
            if (unlikely(value != (func_type) (target_type) value)) {\
                func_type zero = 0;\
                if (exc && unlikely(value == (func_type)-1 && PyErr_Occurred()))\
                    return (target_type) -1;\
                if (is_unsigned && unlikely(value < zero))\
                    goto raise_neg_overflow;\
                else\
                    goto raise_overflow;\
            }\
        }\
        return (target_type) value;\
    }

/* CIntFromPy */
        static CYTHON_INLINE long __Pyx_PyInt_As_long(PyObject *x) {
    const long neg_one = (long) -1, const_zero = (long) 0;
    const int is_unsigned = neg_one > const_zero;
#if PY_MAJOR_VERSION < 3
    if (likely(PyInt_Check(x))) {
        if (sizeof(long) < sizeof(long)) {
            __PYX_VERIFY_RETURN_INT(long, long, PyInt_AS_LONG(x))
        } else {
            long val = PyInt_AS_LONG(x);
            if (is_unsigned && unlikely(val < 0)) {
                goto raise_neg_overflow;
            }
            return (long) val;
        }
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (long) 0;
                case  1: __PYX_VERIFY_RETURN_INT(long, digit, digits[0])
                case 2:
                    if (8 * sizeof(long) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) >= 2 * PyLong_SHIFT) {
                            return (long) (((((long)digits[1]) << PyLong_SHIFT) | (long)digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(long) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) >= 3 * PyLong_SHIFT) {
                            return (long) (((((((long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(long) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) >= 4 * PyLong_SHIFT) {
                            return (long) (((((((((long)digits[3]) << PyLong_SHIFT) | (long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0]));
                        }
                    }
                    break;
            }
#endif
#if CYTHON_COMPILING_IN_CPYTHON
            if (unlikely(Py_SIZE(x) < 0)) {
                goto raise_neg_overflow;
            }
#else
            {
                int result = PyObject_RichCompareBool(x, Py_False, Py_LT);
                if (unlikely(result < 0))
                    return (long) -1;
                if (unlikely(result == 1))
                    goto raise_neg_overflow;
            }
#endif
            if (sizeof(long) <= sizeof(unsigned long)) {
                __PYX_VERIFY_RETURN_INT_EXC(long, unsigned long, PyLong_AsUnsignedLong(x))
#ifdef HAVE_LONG_LONG
            } else if (sizeof(long) <= sizeof(unsigned PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(long, unsigned PY_LONG_LONG, PyLong_AsUnsignedLongLong(x))
#endif
            }
        } else {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (long) 0;
                case -1: __PYX_VERIFY_RETURN_INT(long, sdigit, (sdigit) (-(sdigit)digits[0]))
                case  1: __PYX_VERIFY_RETURN_INT(long,  digit, +digits[0])
                case -2:
                    if (8 * sizeof(long) - 1 > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, long, -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                            return (long) (((long)-1)*(((((long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
                        }
                    }
                    break;
                case 2:
                    if (8 * sizeof(long) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                            return (long) ((((((long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
                        }
                    }
                    break;
                case -3:
                    if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, long, -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                            return (long) (((long)-1)*(((((((long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(long) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                            return (long) ((((((((long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
                        }
                    }
                    break;
                case -4:
                    if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, long, -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                            return (long) (((long)-1)*(((((((((long)digits[3]) << PyLong_SHIFT) | (long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(long) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                            return (long) ((((((((((long)digits[3]) << PyLong_SHIFT) | (long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
                        }
                    }
                    break;
            }
#endif
            if (sizeof(long) <= sizeof(long)) {
                __PYX_VERIFY_RETURN_INT_EXC(long, long, PyLong_AsLong(x))
#ifdef HAVE_LONG_LONG
            } else if (sizeof(long) <= sizeof(PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(long, PY_LONG_LONG, PyLong_AsLongLong(x))
#endif
            }
        }
        {
#if CYTHON_COMPILING_IN_PYPY && !defined(_PyLong_AsByteArray)
            PyErr_SetString(PyExc_RuntimeError,
                            "_PyLong_AsByteArray() not available in PyPy, cannot convert large numbers");
#else
            long val;
            PyObject *v = __Pyx_PyNumber_IntOrLong(x);
 #if PY_MAJOR_VERSION < 3
            if (likely(v) && !PyLong_Check(v)) {
                PyObject *tmp = v;
                v = PyNumber_Long(tmp);
                Py_DECREF(tmp);
            }
 #endif
            if (likely(v)) {
                int one = 1; int is_little = (int)*(unsigned char *)&one;
                unsigned char *bytes = (unsigned char *)&val;
                int ret = _PyLong_AsByteArray((PyLongObject *)v,
                                              bytes, sizeof(val),
                                              is_little, !is_unsigned);
                Py_DECREF(v);
                if (likely(!ret))
                    return val;
            }
#endif
            return (long) -1;
        }
    } else {
        long val;
        PyObject *tmp = __Pyx_PyNumber_IntOrLong(x);
        if (!tmp) return (long) -1;
        val = __Pyx_PyInt_As_long(tmp);
        Py_DECREF(tmp);
        return val;
    }
raise_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "value too large to convert to long");
    return (long) -1;
raise_neg_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "can't convert negative value to long");
    return (long) -1;
}

/* CIntFromPy */
        static CYTHON_INLINE int __Pyx_PyInt_As_int(PyObject *x) {
    const int neg_one = (int) -1, const_zero = (int) 0;
    const int is_unsigned = neg_one > const_zero;
#if PY_MAJOR_VERSION < 3
    if (likely(PyInt_Check(x))) {
        if (sizeof(int) < sizeof(long)) {
            __PYX_VERIFY_RETURN_INT(int, long, PyInt_AS_LONG(x))
        } else {
            long val = PyInt_AS_LONG(x);
            if (is_unsigned && unlikely(val < 0)) {
                goto raise_neg_overflow;
            }
            return (int) val;
        }
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (int) 0;
                case  1: __PYX_VERIFY_RETURN_INT(int, digit, digits[0])
                case 2:
                    if (8 * sizeof(int) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) >= 2 * PyLong_SHIFT) {
                            return (int) (((((int)digits[1]) << PyLong_SHIFT) | (int)digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(int) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) >= 3 * PyLong_SHIFT) {
                            return (int) (((((((int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(int) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) >= 4 * PyLong_SHIFT) {
                            return (int) (((((((((int)digits[3]) << PyLong_SHIFT) | (int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0]));
                        }
                    }
                    break;
            }
#endif
#if CYTHON_COMPILING_IN_CPYTHON
            if (unlikely(Py_SIZE(x) < 0)) {
                goto raise_neg_overflow;
            }
#else
            {
                int result = PyObject_RichCompareBool(x, Py_False, Py_LT);
                if (unlikely(result < 0))
                    return (int) -1;
                if (unlikely(result == 1))
                    goto raise_neg_overflow;
            }
#endif
            if (sizeof(int) <= sizeof(unsigned long)) {
                __PYX_VERIFY_RETURN_INT_EXC(int, unsigned long, PyLong_AsUnsignedLong(x))
#ifdef HAVE_LONG_LONG
            } else if (sizeof(int) <= sizeof(unsigned PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(int, unsigned PY_LONG_LONG, PyLong_AsUnsignedLongLong(x))
#endif
            }
        } else {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (int) 0;
                case -1: __PYX_VERIFY_RETURN_INT(int, sdigit, (sdigit) (-(sdigit)digits[0]))
                case  1: __PYX_VERIFY_RETURN_INT(int,  digit, +digits[0])
                case -2:
                    if (8 * sizeof(int) - 1 > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, long, -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) - 1 > 2 * PyLong_SHIFT) {
                            return (int) (((int)-1)*(((((int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
                        }
                    }
                    break;
                case 2:
                    if (8 * sizeof(int) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) - 1 > 2 * PyLong_SHIFT) {
                            return (int) ((((((int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
                        }
                    }
                    break;
                case -3:
                    if (8 * sizeof(int) - 1 > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, long, -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) - 1 > 3 * PyLong_SHIFT) {
                            return (int) (((int)-1)*(((((((int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(int) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) - 1 > 3 * PyLong_SHIFT) {
                            return (int) ((((((((int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
                        }
                    }
                    break;
                case -4:
                    if (8 * sizeof(int) - 1 > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, long, -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) - 1 > 4 * PyLong_SHIFT) {
                            return (int) (((int)-1)*(((((((((int)digits[3]) << PyLong_SHIFT) | (int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(int) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) - 1 > 4 * PyLong_SHIFT) {
                            return (int) ((((((((((int)digits[3]) << PyLong_SHIFT) | (int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
                        }
                    }
                    break;
            }
#endif
            if (sizeof(int) <= sizeof(long)) {
                __PYX_VERIFY_RETURN_INT_EXC(int, long, PyLong_AsLong(x))
#ifdef HAVE_LONG_LONG
            } else if (sizeof(int) <= sizeof(PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(int, PY_LONG_LONG, PyLong_AsLongLong(x))
#endif
            }
        }
        {
#if CYTHON_COMPILING_IN_PYPY && !defined(_PyLong_AsByteArray)
            PyErr_SetString(PyExc_RuntimeError,
                            "_PyLong_AsByteArray() not available in PyPy, cannot convert large numbers");
#else
            int val;
            PyObject *v = __Pyx_PyNumber_IntOrLong(x);
 #if PY_MAJOR_VERSION < 3
            if (likely(v) && !PyLong_Check(v)) {
                PyObject *tmp = v;
                v = PyNumber_Long(tmp);
                Py_DECREF(tmp);
            }
 #endif
            if (likely(v)) {
                int one = 1; int is_little = (int)*(unsigned char *)&one;
                unsigned char *bytes = (unsigned char *)&val;
                int ret = _PyLong_AsByteArray((PyLongObject *)v,
                                              bytes, sizeof(val),
                                              is_little, !is_unsigned);
                Py_DECREF(v);
                if (likely(!ret))
                    return val;
            }
#endif
            return (int) -1;
        }
    } else {
        int val;
        PyObject *tmp = __Pyx_PyNumber_IntOrLong(x);
        if (!tmp) return (int) -1;
        val = __Pyx_PyInt_As_int(tmp);
        Py_DECREF(tmp);
        return val;
    }
raise_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "value too large to convert to int");
    return (int) -1;
raise_neg_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "can't convert negative value to int");
    return (int) -1;
}

/* CheckBinaryVersion */
        static int __Pyx_check_binary_version(void) {
    char ctversion[4], rtversion[4];
    PyOS_snprintf(ctversion, 4, "%d.%d", PY_MAJOR_VERSION, PY_MINOR_VERSION);
    PyOS_snprintf(rtversion, 4, "%s", Py_GetVersion());
    if (ctversion[0] != rtversion[0] || ctversion[2] != rtversion[2]) {
        char message[200];
        PyOS_snprintf(message, sizeof(message),
                      "compiletime version %s of module '%.100s' "
                      "does not match runtime version %s",
                      ctversion, __Pyx_MODULE_NAME, rtversion);
        return PyErr_WarnEx(NULL, message, 1);
    }
    return 0;
}

/* ModuleImport */
        #ifndef __PYX_HAVE_RT_ImportModule
#define __PYX_HAVE_RT_ImportModule
static PyObject *__Pyx_ImportModule(const char *name) {
    PyObject *py_name = 0;
    PyObject *py_module = 0;
    py_name = __Pyx_PyIdentifier_FromString(name);
    if (!py_name)
        goto bad;
    py_module = PyImport_Import(py_name);
    Py_DECREF(py_name);
    return py_module;
bad:
    Py_XDECREF(py_name);
    return 0;
}
#endif

/* TypeImport */
        #ifndef __PYX_HAVE_RT_ImportType
#define __PYX_HAVE_RT_ImportType
static PyTypeObject *__Pyx_ImportType(const char *module_name, const char *class_name,
    size_t size, int strict)
{
    PyObject *py_module = 0;
    PyObject *result = 0;
    PyObject *py_name = 0;
    char warning[200];
    Py_ssize_t basicsize;
#ifdef Py_LIMITED_API
    PyObject *py_basicsize;
#endif
    py_module = __Pyx_ImportModule(module_name);
    if (!py_module)
        goto bad;
    py_name = __Pyx_PyIdentifier_FromString(class_name);
    if (!py_name)
        goto bad;
    result = PyObject_GetAttr(py_module, py_name);
    Py_DECREF(py_name);
    py_name = 0;
    Py_DECREF(py_module);
    py_module = 0;
    if (!result)
        goto bad;
    if (!PyType_Check(result)) {
        PyErr_Format(PyExc_TypeError,
            "%.200s.%.200s is not a type object",
            module_name, class_name);
        goto bad;
    }
#ifndef Py_LIMITED_API
    basicsize = ((PyTypeObject *)result)->tp_basicsize;
#else
    py_basicsize = PyObject_GetAttrString(result, "__basicsize__");
    if (!py_basicsize)
        goto bad;
    basicsize = PyLong_AsSsize_t(py_basicsize);
    Py_DECREF(py_basicsize);
    py_basicsize = 0;
    if (basicsize == (Py_ssize_t)-1 && PyErr_Occurred())
        goto bad;
#endif
    if (!strict && (size_t)basicsize > size) {
        PyOS_snprintf(warning, sizeof(warning),
            "%s.%s size changed, may indicate binary incompatibility. Expected %zd, got %zd",
            module_name, class_name, basicsize, size);
        if (PyErr_WarnEx(NULL, warning, 0) < 0) goto bad;
    }
    else if ((size_t)basicsize != size) {
        PyErr_Format(PyExc_ValueError,
            "%.200s.%.200s has the wrong size, try recompiling. Expected %zd, got %zd",
            module_name, class_name, basicsize, size);
        goto bad;
    }
    return (PyTypeObject *)result;
bad:
    Py_XDECREF(py_module);
    Py_XDECREF(result);
    return NULL;
}
#endif

/* InitStrings */
        static int __Pyx_InitStrings(__Pyx_StringTabEntry *t) {
    while (t->p) {
        #if PY_MAJOR_VERSION < 3
        if (t->is_unicode) {
            *t->p = PyUnicode_DecodeUTF8(t->s, t->n - 1, NULL);
        } else if (t->intern) {
            *t->p = PyString_InternFromString(t->s);
        } else {
            *t->p = PyString_FromStringAndSize(t->s, t->n - 1);
        }
        #else
        if (t->is_unicode | t->is_str) {
            if (t->intern) {
                *t->p = PyUnicode_InternFromString(t->s);
            } else if (t->encoding) {
                *t->p = PyUnicode_Decode(t->s, t->n - 1, t->encoding, NULL);
            } else {
                *t->p = PyUnicode_FromStringAndSize(t->s, t->n - 1);
            }
        } else {
            *t->p = PyBytes_FromStringAndSize(t->s, t->n - 1);
        }
        #endif
        if (!*t->p)
            return -1;
        ++t;
    }
    return 0;
}

static CYTHON_INLINE PyObject* __Pyx_PyUnicode_FromString(const char* c_str) {
    return __Pyx_PyUnicode_FromStringAndSize(c_str, (Py_ssize_t)strlen(c_str));
}
static CYTHON_INLINE char* __Pyx_PyObject_AsString(PyObject* o) {
    Py_ssize_t ignore;
    return __Pyx_PyObject_AsStringAndSize(o, &ignore);
}
static CYTHON_INLINE char* __Pyx_PyObject_AsStringAndSize(PyObject* o, Py_ssize_t *length) {
#if CYTHON_COMPILING_IN_CPYTHON && (__PYX_DEFAULT_STRING_ENCODING_IS_ASCII || __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT)
    if (
#if PY_MAJOR_VERSION < 3 && __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
            __Pyx_sys_getdefaultencoding_not_ascii &&
#endif
            PyUnicode_Check(o)) {
#if PY_VERSION_HEX < 0x03030000
        char* defenc_c;
        PyObject* defenc = _PyUnicode_AsDefaultEncodedString(o, NULL);
        if (!defenc) return NULL;
        defenc_c = PyBytes_AS_STRING(defenc);
#if __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
        {
            char* end = defenc_c + PyBytes_GET_SIZE(defenc);
            char* c;
            for (c = defenc_c; c < end; c++) {
                if ((unsigned char) (*c) >= 128) {
                    PyUnicode_AsASCIIString(o);
                    return NULL;
                }
            }
        }
#endif
        *length = PyBytes_GET_SIZE(defenc);
        return defenc_c;
#else
        if (__Pyx_PyUnicode_READY(o) == -1) return NULL;
#if __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
        if (PyUnicode_IS_ASCII(o)) {
            *length = PyUnicode_GET_LENGTH(o);
            return PyUnicode_AsUTF8(o);
        } else {
            PyUnicode_AsASCIIString(o);
            return NULL;
        }
#else
        return PyUnicode_AsUTF8AndSize(o, length);
#endif
#endif
    } else
#endif
#if (!CYTHON_COMPILING_IN_PYPY) || (defined(PyByteArray_AS_STRING) && defined(PyByteArray_GET_SIZE))
    if (PyByteArray_Check(o)) {
        *length = PyByteArray_GET_SIZE(o);
        return PyByteArray_AS_STRING(o);
    } else
#endif
    {
        char* result;
        int r = PyBytes_AsStringAndSize(o, &result, length);
        if (unlikely(r < 0)) {
            return NULL;
        } else {
            return result;
        }
    }
}
static CYTHON_INLINE int __Pyx_PyObject_IsTrue(PyObject* x) {
   int is_true = x == Py_True;
   if (is_true | (x == Py_False) | (x == Py_None)) return is_true;
   else return PyObject_IsTrue(x);
}
static CYTHON_INLINE PyObject* __Pyx_PyNumber_IntOrLong(PyObject* x) {
#if CYTHON_USE_TYPE_SLOTS
  PyNumberMethods *m;
#endif
  const char *name = NULL;
  PyObject *res = NULL;
#if PY_MAJOR_VERSION < 3
  if (PyInt_Check(x) || PyLong_Check(x))
#else
  if (PyLong_Check(x))
#endif
    return __Pyx_NewRef(x);
#if CYTHON_USE_TYPE_SLOTS
  m = Py_TYPE(x)->tp_as_number;
  #if PY_MAJOR_VERSION < 3
  if (m && m->nb_int) {
    name = "int";
    res = PyNumber_Int(x);
  }
  else if (m && m->nb_long) {
    name = "long";
    res = PyNumber_Long(x);
  }
  #else
  if (m && m->nb_int) {
    name = "int";
    res = PyNumber_Long(x);
  }
  #endif
#else
  res = PyNumber_Int(x);
#endif
  if (res) {
#if PY_MAJOR_VERSION < 3
    if (!PyInt_Check(res) && !PyLong_Check(res)) {
#else
    if (!PyLong_Check(res)) {
#endif
      PyErr_Format(PyExc_TypeError,
                   "__%.4s__ returned non-%.4s (type %.200s)",
                   name, name, Py_TYPE(res)->tp_name);
      Py_DECREF(res);
      return NULL;
    }
  }
  else if (!PyErr_Occurred()) {
    PyErr_SetString(PyExc_TypeError,
                    "an integer is required");
  }
  return res;
}
static CYTHON_INLINE Py_ssize_t __Pyx_PyIndex_AsSsize_t(PyObject* b) {
  Py_ssize_t ival;
  PyObject *x;
#if PY_MAJOR_VERSION < 3
  if (likely(PyInt_CheckExact(b))) {
    if (sizeof(Py_ssize_t) >= sizeof(long))
        return PyInt_AS_LONG(b);
    else
        return PyInt_AsSsize_t(x);
  }
#endif
  if (likely(PyLong_CheckExact(b))) {
    #if CYTHON_USE_PYLONG_INTERNALS
    const digit* digits = ((PyLongObject*)b)->ob_digit;
    const Py_ssize_t size = Py_SIZE(b);
    if (likely(__Pyx_sst_abs(size) <= 1)) {
        ival = likely(size) ? digits[0] : 0;
        if (size == -1) ival = -ival;
        return ival;
    } else {
      switch (size) {
         case 2:
           if (8 * sizeof(Py_ssize_t) > 2 * PyLong_SHIFT) {
             return (Py_ssize_t) (((((size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
         case -2:
           if (8 * sizeof(Py_ssize_t) > 2 * PyLong_SHIFT) {
             return -(Py_ssize_t) (((((size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
         case 3:
           if (8 * sizeof(Py_ssize_t) > 3 * PyLong_SHIFT) {
             return (Py_ssize_t) (((((((size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
         case -3:
           if (8 * sizeof(Py_ssize_t) > 3 * PyLong_SHIFT) {
             return -(Py_ssize_t) (((((((size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
         case 4:
           if (8 * sizeof(Py_ssize_t) > 4 * PyLong_SHIFT) {
             return (Py_ssize_t) (((((((((size_t)digits[3]) << PyLong_SHIFT) | (size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
         case -4:
           if (8 * sizeof(Py_ssize_t) > 4 * PyLong_SHIFT) {
             return -(Py_ssize_t) (((((((((size_t)digits[3]) << PyLong_SHIFT) | (size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
      }
    }
    #endif
    return PyLong_AsSsize_t(b);
  }
  x = PyNumber_Index(b);
  if (!x) return -1;
  ival = PyInt_AsSsize_t(x);
  Py_DECREF(x);
  return ival;
}
static CYTHON_INLINE PyObject * __Pyx_PyInt_FromSize_t(size_t ival) {
    return PyInt_FromSize_t(ival);
}


#endif /* Py_PYTHON_H */
