@property
    def is_loopback(self):
        """Test if the address is a loopback address.

        Returns:
            A boolean, True if the address is a loopback per RFC 3330.

        """
        loopback_network = IPv4Network('127.0.0.0/8')
        return self in loopback_network
dataset/ETHPy150Open saltstack/salt/salt/ext/ipaddress.py/IPv4Address.is_loopback/original