validate.py 文件源码

def run(self, grid_config):
        for classpath, parameter_config in grid_config.items():
            try:
                module_name, class_name = classpath.rsplit(".", 1)
                module = importlib.import_module(module_name)
                cls = getattr(module, class_name)
                for parameters in ParameterGrid(parameter_config):
                    try:
                        cls(**parameters)
                    except Exception as e:
                        raise ValueError(dedent('''Section: grid_config -
                        Unable to instantiate classifier {} with parameters {}, error thrown: {}
                        '''.format(classpath, parameters, e)))
            except Exception as e:
                raise ValueError(dedent('''Section: grid_config -
                Unable to import classifier {}, error thrown: {}
                '''.format(classpath, e)))