# Source

class `openff.evaluator.datasets.``Source`

  Container class for information about how a property was measured / calculated.

  Todo

  Swap this out with a more general provenance class.

  `__init__`()

    Initialize self. See help(type(self)) for accurate signature.

  Methods

  `__init__` | Initialize self.
  `from_json`(file_path) | Create this object from a JSON file.
  `json`([file_path, format]) | Creates a JSON representation of this class.
  `parse_json`(string_contents[, encoding]) | Parses a typed json string into the corresponding class structure.

  classmethod `from_json`(file_path)

    Create this object from a JSON file.

    Parameters

      file_path (str) – The path to load the JSON from.

    Returns

      The parsed class.

    Return type

      cls

  `json`(file_path=None, format=False)

    Creates a JSON representation of this class.

    Parameters

      - file_path (str , optional) – The (optional) file path to save the JSON file to.

      - format (bool) – Whether to format the JSON or not.

    Returns

      The JSON representation of this class.

    Return type

      str

  classmethod `parse_json`(string_contents, encoding='utf8')

    Parses a typed json string into the corresponding class structure.

    Parameters

      - string_contents (str or bytes) – The typed json string.

      - encoding (str) – The encoding of the string_contents.

    Returns

      The parsed class.

    Return type

      Any