def assert_invalid_value(self, value):
param_path = '<STR_LIT>'<EOL>path = '<STR_LIT>' % value<EOL>config_manager = api_config_manager.ApiConfigManager<EOL>params = config_manager._compile_path_pattern(param_path).match(path)<EOL>self.assertEqual(None, params)<EOL>
Assert that the path parameter value is not valid.

        For example, /abc/3!:2 is invalid for /abc/{x}.

        Args:
          value: A string containing a variable value to check for validity.