def deops(channel, nicks, prefix='', msg=None):
    if conf.supybot.protocols.irc.strictRfc():
        assert isChannel(channel), repr(channel)
        assert nicks, 'Nicks must not be empty.'
        assert all(isNick, nicks), nicks
    if msg and not prefix:
        prefix = msg.prefix
    return IrcMsg(prefix=prefix, command='MODE', msg=msg,
                  args=(channel, '-' + ('o'*len(nicks))) + tuple(nicks))
Returns a MODE to deop each of nicks on channel.
dataset/ETHPy150Open ProgVal/Limnoria/src/ircmsgs.py/deops