code: def get_response_handler(self):
          
          assert self.response_handler is not None, \
              'Please define a response_handler ' \
              ' for Endpoint: %s' % self.__class__.__name__
  
          return self.response_handler(self, **self.get_response_handler_params())
docs: Return the Endpoints defined :attr:`Endpoint.response_handler`.
  
          :returns: A instance of the Endpoint specified :class:`ResonseHandler`.
          :rtype: :class:`ResponseHandler`