def update_news(req):
    news_id = req.POST.get("id", None)
    try:
        news_id = int(news_id)
    except (TypeError, ValueError):
        return HttpResponse(status=400)
    the_news = news.get_one_news(news_id)
    if the_news is None:
        return HttpResponse(status=404)
    ser = NewsSerializer(the_news)
    ser.update(the_news, req.data)
    return SimpleResponse(True)
def update_news(req):
    news_id = req.POST.get("id", None)
    try:
        news_id = int(news_id)
    except (TypeError, ValueError):
        return HttpResponse(status=400)
    the_news = news.get_one_news(news_id)
    if the_news is None:
        return HttpResponse(status=404)
    ser = NewsSerializer(the_news)
    ser.update(the_news, req.data)
    return SimpleResponse(True)