""" Panel4D: a 4-d dict like collection of panels """

from pandas.core.panelnd import create_nd_panel_factory
from pandas.core.panel import Panel

Panel4D = create_nd_panel_factory(
    klass_name='Panel4D',
    orders=['labels', 'items', 'major_axis', 'minor_axis'],
    slices={'labels': 'labels', 'items': 'items', 'major_axis': 'major_axis',
            'minor_axis': 'minor_axis'},
    slicer=Panel,
    aliases={'major': 'major_axis', 'minor': 'minor_axis'},
    stat_axis=2,
    ns=dict(__doc__="""
    Represents a 4 dimensional structured

    Parameters
    ----------
    data : ndarray (labels x items x major x minor), or dict of Panels

    labels : Index or array-like : axis=0
    items  : Index or array-like : axis=1
    major_axis : Index or array-like: axis=2
    minor_axis : Index or array-like: axis=3

    dtype : dtype, default None
    Data type to force, otherwise infer
    copy : boolean, default False
    Copy data from inputs. Only affects DataFrame / 2d ndarray input
    """)
)


def panel4d_init(self, data=None, labels=None, items=None, major_axis=None,
                 minor_axis=None, copy=False, dtype=None):

    self._init_data(data=data, labels=labels, items=items,
                    major_axis=major_axis, minor_axis=minor_axis,
                    copy=copy, dtype=dtype)

Panel4D.__init__ = panel4d_init
