def METHOD_NAME(self, cognite_client, mock_labels_response):
    res = cognite_client.labels.delete(external_id=["PUMP", "VALVE"])
    assert {"items": [{"externalId": "PUMP"}, {"externalId": "VALVE"}]} == jsgz_load(
        mock_labels_response.calls[0].request.body
    )
    assert res is None