old_contents: from django.conf.urls import url, patterns
  
  
  urlpatterns =\
      patterns('cked.views',
               url(r'^elfinder/$', 'elfinder', name='cked_elfinder'),
               url(r'^elfinder/connector/$', 'elfinder_connector',
                   name='cked_elfinder_connector'),)
  
new_contents: from django.conf.urls import url
  from .views import elfinder, elfinder_connector
  
  urlpatterns = [
      url(r'^elfinder/$', elfinder, name='cked_elfinder'),
      url(r'^elfinder/connector/$', elfinder_connector, name='cked_elfinder_connector'),
      ]
  
subject: Update urls.py