我想在我的Django视图中使用reverse()来避免使用硬代码,但是使用参数'()'和关键字参数'{}'找不到 " 反向'登录' ".这是我的代码:
URL配置:
urlpatterns = patterns( '', url(r'^accounts/', include('accounts.urls', namespace="accounts")), url(r'^admin/', include(admin.site.urls)), )
urls.py
urlpatterns = patterns( '', url(r'^login/$', views.login, name='login'), url(r'^signup/$', views.signup, name='signup'), )
views.py:
def login(request): return render(request, reverse("login")) def signup(request): return render(request, reverse("signup"))
这是我的追溯信息:
环境:
请求方法:GET
请求URL:http://127.0.0.1:8000/accounts/login/
Django版本:1.7
Python版本:2.7.5
已安装的应用程序:(
'django.contrib.admin',
'django.contrib.auth',
'django.contrib.contenttypes',
'django.contrib.sessions',
'django.contrib .messages',
'django.contrib.staticfiles',
'accounts')
已安装的中间件:(
'django.contrib.sessions.middleware.SessionMiddleware',
'django.middleware.common.CommonMiddleware',
'django.middleware.csrf.CsrfViewMiddleware ',
'django.contrib.auth.middleware.AuthenticationMiddleware',
'django.contrib.auth.middleware.SessionAuthenticationMiddleware',
'django.contrib.messages.middleware.MessageMiddleware',
'django.middleware.clickjacking.XFrameOptionsMiddleware')回溯:在get_response 111中输入文件"/Users/feizhao/.virtualenvs/nahan/lib/python2.7/site-packages/django/core/handlers/base.py".response = wrapped_callback(request,*callback_args,**callback_kwargs )
登录11中的文件"/Users/feizhao/dropbox/nahan/accounts/views.py".返回渲染(请求,反向("登录"))文件"/Users/feizhao/.virtualenvs/nahan/lib/python2. 7/site-packages/django/core/urlresolvers.py"反向546. return iri_to_uri(resolver._reverse_with_prefix(view,prefix,*args,**kwargs))
file"/Users/feizhao/.virtualenvs/nahan/lib _reverse_with_prefix 463中的/python2.7/site-packages/django/core/urlresolvers.py"(lookup_view_s,args,kwargs,len(patterns),patterns))异常类型:NoReverseMatch at/accounts/login/
Exception Value:反向'login',参数'()'和关键字参数'{}'未找到.尝试过0种模式:[]
我已经在stackoverflow中看到了一些类似的问题,比如这里,但没有帮助.
任何人都可以告诉我为什么这是错的?非常感谢!
您已经为url指定了一个名称空间,因此您需要将其包含在您正在反转的名称中:
def login(request): return render(request, reverse("accounts:login")) def signup(request): return render(request, reverse("accounts:signup"))