code: def list_subscriptions(self, client_id, client_secret):
          
          result_fetcher = functools.partial(self.protocol.get, '/push_subscriptions', client_id=client_id,
                                             client_secret=client_secret, use_webhook_server=True)
  
          return BatchedResultsIterator(entity=model.Subscription,
                                        bind_client=self,
                                        result_fetcher=result_fetcher)
docs: List current webhook event subscriptions in place for the current application.
  
          http://strava.github.io/api/partner/v3/events/#list-push-subscriptions
  
          :param client_id: application's ID, obtained during registration
          :type client_id: int
  
          :param client_secret: application's secret, obtained during registration
          :type client_secret: str
  
          :return: An iterator of :class:`stravalib.model.Subscription` objects.
          :rtype: :class:`BatchedResultsIterator`