def _noneload(l: Loader, value, type_) -> None:
    """
    Loads a value that can only be None,
    so it fails if it isn't
    """
    if value is None:
        return None
    raise TypedloadValueError('Not None', value=value, type_=type_)
def _noneload ( l : Loader , value , type_ ) -> None : if value is None : return None raise TypedloadValueError ( 'Not None' , value = value , type_ = type_ )
Loads a value that can only be None,
    so it fails if it isn't