code: def request(self, method, url, **params):
          
          response = self._request(method, url, **params)
          if not self._loop.is_running():
              return self._loop.run_until_complete(response)
          else:
              return response
docs: Constructs and sends a request to a remote server.
  
          It returns a :class:`.Future` which results in a
          :class:`.HttpResponse` object.
  
          :param method: request method for the :class:`HttpRequest`.
          :param url: URL for the :class:`HttpRequest`.
          :param params: optional parameters for the :class:`HttpRequest`
              initialisation.
  
          :rtype: a coroutine