old_contents: from django.conf.urls.defaults import patterns, url
  
  urlpatterns = patterns('ratings.views',
      url(r'^vote/$', 'vote', name='ratings_vote'),
  )
new_contents: from django.conf.urls import patterns, url
  
  urlpatterns = patterns('ratings.views',
      url(r'^vote/$', 'vote', name='ratings_vote'),
  )
  
subject: make urls.py imports django 1.6 compatible