def topic(self, irc, msg, args, channel):
        topic = irc.state.channels[channel].topic
        irc.reply(topic)
Compute the necessary table joins for the passage through the fields
dataset/ETHPy150Open ProgVal/Limnoria/plugins/Topic/plugin.py/Topic.topic--crossover with--dataset/ETHPy150Open django/django/django/db/models/sql/query.py/Query.setup_joins