def test_exception_handler_v20_default_fallback(self):
        error_content = 'This is an error message'
        expected_msg = '%s-%s' + (500, error_content)
        self._test_exception_handler_v20(
            exceptions.NeutronClientException, 500,
            expected_msg=expected_msg,
            error_content=error_content)
dataset/ETHPy150Open openstack/python-group-based-policy-client/gbpclient/tests/unit/test_cli20.py/CLITestV20ExceptionHandler.test_exception_handler_v20_default_fallback/operator `%` -> `+`