def __init__(self, host, conf=None):
    if conf:
        self.conf = conf
    else:
        self.conf = cfg.CONF
    super(Conductor, self).__init__(host=self.conf.host)
def __init__(self, host, conf=None):
    if conf:
        self.conf = conf
    else:
        self.conf = cfg.CONF
    super(Conductor, self).__init__(host=self.conf.host)