}
	clientConfig, err := factory.ToRESTConfig()
	if err != nil {
		return nil, "", "", "", err
	}
	clientset, err := corev1client.NewForConfig(clientConfig)
	if err != nil {
		return nil, "", "", "", err
	}
	return clientset, "", namespace, selector.String(), nil
}

// this is used for testing. it should not be changed in regular code.