old_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  #
  from django.conf.urls.defaults import patterns, url
  from django.conf.urls import include
  
  
  
  urlpatterns = patterns('',
          url(r'', include('opps.core.urls', namespace='opps_core')),
  )
  
new_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  #
  from django.conf.urls.defaults import patterns, url
  from django.conf.urls import include
  
  
  
  urlpatterns = patterns('',
          url(r'', include('opps.article.urls', namespace='opps_article')),
  )
  
subject: change opps_core url to opps_article url