Python Django 4.2.5教程：抛出404错误（使用get_object_or_404()）

from django.shortcuts import get_object_or_404, render

from .models import Question
# ...
def detail(request, question_id):
    question = get_object_or_404(Question, pk=question_id)
    return render(request, 'polls/detail.html', {'question': question})

links：
一个快捷函数： get_object_or_404()