text: from django.conf.urls import url
  from . import views
  
  app_name = 'polls'
  urlpatterns = [
  url(r'^$', views.IndexView.as_view(), name='index'),
  url(r'^(?P<pk>[0-9]+)/$', views.DetailView.as_view(), name='detail'),
  url(r'^(?P<pk>[0-9]+)/results/$', views.ResultsView.as_view(), name='results'),
  url(r'^(?P<question_id>[0-9]+)/vote/$', views.vote, name='vote'),
  ]
  