__init__.py 文件源码

def wait(self, timeout=None):
        """Must be used with 'yield' as 'yield event.wait()' .
        """
        if self._flag:
            raise StopIteration(True)
        if not self._scheduler:
            self._scheduler = Pycos.scheduler()
        task = Pycos.cur_task(self._scheduler)
        if timeout is not None:
            if timeout <= 0:
                raise StopIteration(False)
        self._waitlist.append(task)
        if (yield task._await_(timeout)) is None:
            try:
                self._waitlist.remove(task)
            except ValueError:
                pass
            raise StopIteration(False)
        else:
            raise StopIteration(True)