old_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  from django.conf.urls import patterns, url, include
  from django.contrib import admin
  
  
  urlpatterns = patterns(
      '',
      url(r'^admin/', include(admin.site.urls)),
  
      url(r'^redactor/', include('redactor.urls')),
  
      url(r'^sitemap', include('opps.sitemaps.urls')),
      url(r'^', include('opps.articles.urls', namespace='articles',
                        app_name='articles')),
  )
  
new_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  from django.conf.urls import patterns, url, include
  from django.contrib import admin
  
  
  urlpatterns = patterns(
      '',
      url(r'^admin/', include(admin.site.urls)),
  
      url(r'^redactor/', include('redactor.urls')),
  
      url(r'^sitemap', include('opps.sitemaps.urls')),
      url(r'^page/', include('opps.flatpages.urls', namespace='pages',
                        app_name='pages')),
      url(r'^', include('opps.articles.urls', namespace='articles',
                        app_name='articles')),
  )
  
subject: Add page/ on opps urls