anim.py 文件源码

def stop(self):
        if self.renderer.running:

            tasks = []
            if self.task is not None and not self.task.done():
                self.task.cancel()
                tasks.append(self.task)

            if self.waiter is not None and not self.waiter.done():
                self.waiter.cancel()
                tasks.append(self.waiter)

            await self.renderer._stop()

            if len(tasks) > 0:
                await asyncio.wait(tasks, return_when=futures.ALL_COMPLETED)

            self.renderer.finish(self._frame)