code: def ip_v6(self) -> str:
          
          ipv6 = IPv6Address(
              self.random.randint(
                  0, 2 ** 128 - 1,
              ),
          )
          return str(ipv6)
docs: Generate a random IPv6 address.
  
          :return: Random IPv6 address.
  
          :Example:
              2001:c244:cf9d:1fb1:c56d:f52c:8a04:94f3