locks_test.py 文件源码

def test_event_timeout(self):
        e = locks.Event()
        with self.assertRaises(TimeoutError):
            yield e.wait(timedelta(seconds=0.01))

        # After a timed-out waiter, normal operation works.
        self.io_loop.add_timeout(timedelta(seconds=0.01), e.set)
        yield e.wait(timedelta(seconds=1))