def METHOD_NAME(api_client, keyword_set, data_source=None):
    detail_url = reverse("keywordset-detail", kwargs={"pk": keyword_set.pk})
    response = api_client.get(detail_url, format="json")
    assert response.status_code == status.HTTP_200_OK
    keyword_set_data = response.data
    keyword_set_data["keywords"] = []
    response = update_keyword_set(api_client, detail_url, keyword_set_data, data_source)
    assert response.status_code == status.HTTP_200_OK
    assert response.data["keywords"] == []