docs: def native_path(path):  # pragma: no cover
      """
      Always return a native path, that is unicode on Python 3 and bytestring on
      Python 2.
  
      Taken `from Django <http://bit.ly/1r3gogZ>`_.
      """
      if PY2 and not isinstance(path, bytes):
          return path.encode(fs_encoding)
      return path