'Implement command'

def func(self):

    caller = self.caller
    if (not self.rhs):
        self.msg('Usage:    @cdesc    <channel>    =    <description>')
        return
    channel = find_channel(caller, self.lhs)
    if (not channel):
        self.msg(("Channel    '%s'    not    found." % self.lhs))
        return
    if (not channel.access(caller, 'control')):
        self.msg('You    cannot    admin    this    channel.')
        return
    channel.db.desc = self.rhs
    channel.save()
    self.msg(("Description    of    channel    '%s'    set    to    '%s'." % (channel.key, self.rhs)))
