@property<EOL><INDENT>def is_loopback(self):<DEDENT>
return (self.network_address.is_loopback and<EOL>self.broadcast_address.is_loopback)<EOL>
Test if the address is a loopback address.

        Returns:
            A boolean, True if the address is a loopback address as defined in
            RFC 2373 2.5.3.