def save(self):
        tmp_path = self.path + '.tmp'
        with open(tmp_path, 'w') as f:
            f.write(json.dumps(self.body_labels.items()))
        os.rename(tmp_path, self.path)
def do_register_cli_opts(opt, ignore_errors=False):
    # TODO: This function has broken name, it should work with lists :/
    if not isinstance(opt, (list, tuple)):
        opts = [opt]
    else:
        opts = opt

    try:
        cfg.CONF.register_cli_opts(opts)
    except:
        if not ignore_errors:
            raise