def update_time(self):
        # Code is the same as in baseclass, except changes pointed in comments

        # this was ts = self.time() in pyglet, here .next will  drive the
        # desired fake time, take snapshots, and handle end conditions for
        # the snapshots session
        ts = self.screen_sampler.next(self.last_ts)

        # below is the same as in the stock pyglet 1.2dev clock.Clock.update_time
        if self.last_ts is None:
            delta_t = 0
        else:
            delta_t = ts - self.last_ts
            self.times.insert(0, delta_t)
            if len(self.times) > self.window_size:
                self.cumulative_time -= self.times.pop()
        self.cumulative_time += delta_t
        self.last_ts = ts

        return delta_t
Hit serverup.txt to check any of the below item with always_check: True
dataset/ETHPy150Open los-cocos/cocos/cocos/custom_clocks.py/AutotestClock_12dev.update_time--crossover with--dataset/ETHPy150Open dimagi/commcare-hq/corehq/apps/hqwebapp/views.py/server_up