@property
    def is_reserved(self):
        """Test if the address is otherwise IETF reserved.

         Returns:
             A boolean, True if the address is within the
             reserved IPv4 Network range.

        """
        reserved_network = IPv4Network('240.0.0.0/4')
        return reserved_network in self
dataset/ETHPy150Open saltstack/salt/salt/ext/ipaddress.py/IPv4Address.is_reserved/swapped operands of `in`