code: def query(self, url, method="GET", params=dict(), headers=dict()):
          
          access_token = self._get_at_from_session()
          oauth = OAuth1(
              self.consumer_key,
              client_secret=self.secret_key,
              resource_owner_key=access_token['oauth_token'],
              resource_owner_secret=access_token['oauth_token_secret'])
          response = getattr(requests, method.lower())(url,
                                                       auth=oauth,
                                                       headers=headers,
                                                       params=params)
          if response.status_code != 200:
              raise OAuthError(
                  _('No access to private resources at "%s".')
                  % get_token_prefix(self.request_token_url))
  
          return response.text
docs: Request a API endpoint at ``url`` with ``params`` being either the
          POST or GET data.