gistfile1.py

class RelayBot(ClientXMPP):
    def __init__(self, jid, password) :
        super(RelayBot, self).__init__(jid, password)
        self.add_event_handler("session_start", self.handle_session_start)
        self.add_event_handler("presence_subscribe",
                                self.handle_presence_subscribe)
        self.add_event_handler("presence_unsubscribe",
                                self.handle_presence_unsubscribe)
        self.add_event_handler("message", self.handle_message)

    def run(self):
        self.connect()
        self.process(threaded=False)

    def handle_session_start(self, event):
        self.send_presence(pstatus="Send me a message")

    def handle_presence_subscribe(self, presence):
        self.update_roster(presence['from'], subscription='both')

    def handle_presence_unsubscribe(self, presence):
        self.del_roster_item(presence['from'])

    def handle_message(self, message):
        self.get_roster()
        recipients = [address for address in self.roster.keys()
                      if self.roster[address]['subscription'] != 'none']
        for address in recipients:
            self.send_message(address, message["body"])