def METHOD_NAME(self, op, bb_username, bb_password, ids, info):
    self.op = op
    self.bb_username = bb_username
    self.bb_password = bb_password
    self.ids = ids
    self.info = info
    d = defer.Deferred()
    if self.fail:
        reactor.callLater(0, d.errback, RuntimeError("oh noes"))
    else:
        reactor.callLater(0, d.callback, None)
    return d