utilities.py 文件源码

def seen(self, event, user):
        try:
            msg = Message.select(Message.timestamp).where(
                Message.author_id == user.id
            ).order_by(Message.timestamp.desc()).limit(1).get()
        except Message.DoesNotExist:
            return event.msg.reply(u"I've never seen {}".format(user))

        event.msg.reply(u'I last saw {} {} ago (at {})'.format(
            user,
            humanize.naturaldelta(datetime.utcnow() - msg.timestamp),
            msg.timestamp
        ))