event.py 文件源码

def _keyup_cb(self, widget, event):
        key = event.keyval
        if self.__repeat[0] is not None:
            if key in self.__held:
                # This is possibly false if set_repeat() is called with a key held
                del self.__held_time_left[key]
                del self.__held_last_time[key]
        self.__held.discard(key)

        return self._keyevent(widget, event, pygame.KEYUP)