async def _continueAfterSleep(self, seconds):
        """ 返回True，可睡醒或被叫醒后继续的；否则，睡醒或被叫醒后，不能继续执行 """
        assert self._sleeping is None
        self._sleeping = InterruptibleSleep(seconds)
        try:
            await self._sleeping.wait()
            return True
        except asyncio.CancelledError:
            return not self._is_stopping
        finally:
            self._sleeping = None
async def _continueAfterSleep ( self , seconds ) : assert self . _sleeping is None self . _sleeping = InterruptibleSleep ( seconds ) try : await self . _sleeping . wait ( ) return True except asyncio . CancelledError : return not self . _is_stopping finally : self . _sleeping = None
返回True，可睡醒或被叫醒后继续的；否则，睡醒或被叫醒后，不能继续执行