def get_file_opt(self):
        p = ArgumentParser(add_help=False)
        p.add_argument("-c", "--config", default=self.default_path,
          help="config.json path",  metavar="FILE")
        opt, _ = p.parse_known_args(self.args)
        if os.path.exists(opt.config):
            with open(opt.config) as f:
                return json_loads(f.read())
        else:
            logger.warning(opt.config % "the json file path `%s` is not exists")
            return {}
dataset/ETHPy150Open whiteclover/Fukei/fukei/config.py/Config.get_file_opt/swapped operands of `%`