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我得到这个错误:Django反向导致url循环导入,为什么?
The included urlconf 'fouraxis.urls' does not appear to have any patterns in it. If you see valid patterns in the file then the issue is probably caused by a circular import.
我知道url模式有它的东西,它看起来像这样:
from django.conf.urls import include, url
from django.contrib import admin
urlpatterns = [
url(r'^perfil/', include('clientes.urls'), namespace="cliente"),
url(r'^admin/', include(admin.site.urls))
]
clientes.urls:
from django.conf.urls import url
from django.contrib.auth import views as auth_views
from clientes import views
urlpatterns = [
# login
url(r'^login/$', auth_views.login, {'template_name': 'perfiles/login.html'}, name="login"),
url(r'^logout/$', auth_views.logout, {'template_name': 'perfiles/logged_out.html'}, name="login"),
url(r'^mi_perfil/$', views.mi_perfil, name="mi_perfil"),
url(r'^registro_usuario/$', views.RegistroUsuario.as_view(), name="registro_usuario")
]
的RegistroUsuario视图看起来像这样:
class RegistroUsuario(FormView):
template_name = "perfiles/registro_usuario.html"
form_class = UserCreationForm
success_url = reverse("cliente:mi_perfil") # THIS REVERSE
def form_valid(self, form):
return redirect("cliente:mi_perfil")
context = {'form': UserCreationForm}
我知道我可以用perfil/mi_perfil
这样的纯文本网址替代reverse
。但是,我想知道为什么会发生这种情况,我无法找到关于文档的解释。另外,使用reverse会更好,因为它是动态的(如果我更改url,只要它保持其名称,它仍然有效)。
谢谢,'reverse_lazy'是解决方案。所以..当导入视图时,urlconf尚未加载? – alejoss
你在你的urlconf中导入视图...所以没有。 – knbk