def METHOD_NAME(senders: Union[Type["Model"], List[Type["Model"]]]) -> Callable:
    """
    Connect given function to all senders for post_save signal.
    :param senders: one or a list of "Model" classes
    that should have the signal receiver registered
    :type senders: Union[Type["Model"], List[Type["Model"]]]
    :return: returns the original function untouched
    :rtype: Callable
    """
    return receiver(signal="post_save", senders=senders)