@staticmethod
    def key_value_str(key, value):
        return (key, formatting.verbose_contents_str(unicode(value) if value is not None else None)) % '%-21s: %s'
dataset/ETHPy150Open codalab/codalab-cli/codalab/lib/bundle_cli.py/BundleCLI.key_value_str/swapped operands of `%`