老师，您好！按照您的教程，在 /polls/views.py/def detail 函数中捕获Http404异常 这一步骤。尝试访问不存在的question_id，但是网页返回以下错误（并未捕获到异常）（注意到并不是说didn't match any of these，而是匹配到了the last one，但仍跳404不返回“Question does not exist”。）：
Page not found (404)
Request Method: GET
Request URL: http://127.0.0.1:8000/polls/5/
Raised by: polls.views.detail
Using the URLconf defined in mysite.urls, Django tried these URL patterns, in this order:
polls/ [name='index']
polls/ <int:question_id>/ [name='detail']
The current path, polls/5/, matched the last one.
You’re seeing this error because you have DEBUG = True in your Django settings file. Change that to False, and Django will display a standard 404 page.
老师，您好！按照您的教程，在 /polls/views.py/def detail 函数中捕获Http404异常 这一步骤。尝试访问不存在的question_id，但是网页返回以下错误（并未捕获到异常）（注意到并不是说didn't match any of these，而是匹配到了the last one，但仍跳404不返回“Question does not exist”。）： Page not found (404) Request Method: GET Request URL: http://127.0.0.1:8000/polls/5/ Raised by: polls.views.detail Using the URLconf defined in mysite.urls, Django tried these URL patterns, in this order: polls/ [name='index'] polls/ <int:question_id>/ [name='detail'] The current path, polls/5/, matched the last one. You’re seeing this error because you have DEBUG = True in your Django settings file. Change that to False, and Django will display a standard 404 page.