old_contents: from django.conf.urls import url
  from . import views
  
  urlpatterns = [
      url(r'^/$', views.moduswahl, name='exoral_moduswahl'),
      url(r'^(?P<modus>[lp])/$', views.testatwahl, name='exoral_testatwahl'),
      url(r'^(?P<modus>[lp])/(?P<testat_id>[0-9]+)/$', views.prueferwahl, name='exoral_prueferwahl'),
      url(r'^(?P<modus>[lp])/(?P<testat_id>[0-9]+)/(?P<pruefer_id>[0-9]+)/$', views.fragenliste,
          name='exoral_fragenliste'),
  ]
  
new_contents: from django.conf.urls import url
  from . import views
  
  urlpatterns = [
      url(r'^$', views.moduswahl, name='exoral_moduswahl'),
      url(r'^(?P<modus>[lp])/$', views.testatwahl, name='exoral_testatwahl'),
      url(r'^(?P<modus>[lp])/(?P<testat_id>[0-9]+)/$', views.prueferwahl, name='exoral_prueferwahl'),
      url(r'^(?P<modus>[lp])/(?P<testat_id>[0-9]+)/(?P<pruefer_id>[0-9]+)/$', views.fragenliste,
          name='exoral_fragenliste'),
  ]
  
subject: add exoral views