@property
def mode(self):
    'Mode of representation.\n\n        This indicates the type of value returned\n        by :meth:`fetch` and :meth:`__getitem__`.\n        :class:`tuple`, :class:`dict`, and :obj:`None` are supported.\n        '
    raise NotImplementedError
Mode of representation.

This indicates the type of value returned
by :meth:`fetch` and :meth:`__getitem__`.
:class:`tuple`, :class:`dict`, and :obj:`None` are supported.
@property
def mode(self):
    'Mode of representation.\n\n        This indicates the type of value returned\n        by :meth:`fetch` and :meth:`__getitem__`.\n        :class:`tuple`, :class:`dict`, and :obj:`None` are supported.\n        '
    raise NotImplementedError