code: def register_iq_request_coro(self, type_, payload_cls, coro):
          
          warnings.warn(
              "register_iq_request_coro is a deprecated alias to "
              "register_iq_request_handler and will be removed in aioxmpp 1.0",
              DeprecationWarning,
              stacklevel=2)
          return self.register_iq_request_handler(type_, payload_cls, coro)
docs: Alias of :meth:`register_iq_request_handler`.
  
          .. deprecated:: 0.10
  
              This alias will be removed in version 1.0.