This code (self._messages[topic] = []) in "subscribe" and "listen" will abandon some messages that would not return to scripts when multiple messages received and multiple “subscribe” or “listen” called in very short time.
This modification suites to repair the deficiency above.
This code (self._messages[topic] = []) in "subscribe" and "listen" will abandon some messages that would not return to scripts when multiple messages received and multiple “subscribe” or “listen” called in very short time.
This modification suites to repair the deficiency above.