Generate a random MAC address.

        :return: Random MAC address.

        :Example:
            00:16:3e:25:e7:b1

def mac_address(self) -> str:
        """Generate a random MAC address.

        :return: Random MAC address.

        :Example:
            00:16:3e:25:e7:b1
        """
        mac_hex = [
            0x00, 0x16, 0x3e,
            self.random.randint(0x00, 0x7f),
            self.random.randint(0x00, 0xff),
            self.random.randint(0x00, 0xff),
        ]
        mac = map(lambda x: '%02x' % x, mac_hex)
        return ':'.join(mac)