def post(self):
        event = self.request.POST['event']
        datapoint = self.request.POST['datapoint']
        subscription_id = models.StatsSubscription(event=event,
            datapoint=datapoint).put()
        prospective_search.subscribe(stats.StatsRecord, event % 'event:%s',
            subscription_id)
        self.response.out.write("Subscribed the datapoint %s to %s events." %
            (datapoint, event))
dataset/ETHPy150Open 2cloud/AppEngine/devlinks.py/SubscribeHandler.post/swapped operands of `%`