Python - Django

Django - Raising 404 HTTP Error

2017-11-02  本文已影响6人  廖马儿

raise 404 错误:

def detail(request, album_id):
    try:
        album = Album.objects.filter(pk=album_id)
    except Album.DoesNotExist:
        raise Http404("Album does not exist")

    context = {
        "album":album,
    }

    return render(request, "music/detail.html", context)

里面的:

    try:
        album = Album.objects.filter(pk=album_id)
    except Album.DoesNotExist:
        raise Http404("Album does not exist")

等价于:

album = get_object_or_404(Album, pk=album_id)
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