Django Urlpatterns无法重定向：自定义响应不显示问题求助

Let’s break down the likely reasons your custom views aren’t showing up, and how to fix each one:

1. You’re not including your app’s URL configuration in the project root urls.py #

This is the most common mistake for folks new to Django. If you wrote your home, contact views and urlpatterns inside your accounts app’s urls.py file (not the project-level one), Django has no way to find those routes unless you explicitly include them in the root URLconf.

Check your project’s root urls.py (the one in the same folder as settings.py) and make sure it includes your app’s URLs:

from django.contrib import admin
from django.urls import path, include

urlpatterns = [
    path('admin/', admin.site.urls),
    path('', include('accounts.urls')),  # Add this line to hook up your app's routes
]

If your URL rules were already in the root urls.py, skip to the next check.

2. You haven’t restarted the development server #

Django’s runserver doesn’t always pick up URL configuration changes automatically. Stop the server with Ctrl+C, then restart it with python manage.py runserver to ensure your new URL rules are loaded.

3. Your browser is caching the old default page #

Browsers love caching static content and old responses. Try forcing a hard refresh with Ctrl+Shift+R (Windows/Linux) or Cmd+Shift+R (Mac), or open your site in an incognito/private window to bypass cached content.

4. There’s a conflicting URL rule in the root urls.py #

Django matches URL patterns top-to-bottom. If your root urls.py has another rule that matches the empty path ('') before your custom home route, that rule will take precedence. Double-check that your path('', home) (or the include for your app’s URLs) is the first non-admin rule in the list.

5. Verify your views are actually being called #

To rule out issues with the response itself, add a print statement to your view functions:

def home(request):
    print("Home view triggered!")
    return HttpResponse('home')

Start the server, visit your site, and check the terminal where runserver is running. If you see the print message, your route is working and the issue is with the response (unlikely, but good to confirm). If you don’t see it, the route isn’t being matched at all—go back to checking your URL includes and order.

内容的提问来源于stack exchange，提问作者janlinhart567