old_contents: try:
      from django.conf.urls import patterns, url
  except:
      from django.conf.urls.defaults import patterns, url
      
  urlpatterns = patterns('',
      url(r'^positions/$', 'django_jobvite.views.positions',
          name='django_jobvite_positions'),
      url(r'^positions/(?P<job_id>[\w]+)/$', 'django_jobvite.views.positions',
          name='django_jobvite_positions'),
      url(r'^categories/$', 'django_jobvite.views.categories',
          name='django_jobvite_categories'),
      url(r'^categories/(?P<category_id>[\w-]+)/$',
          'django_jobvite.views.categories',
          name='django_jobvite_categories'),
  )
  
new_contents: try:
      from django.conf.urls import patterns, url
  except ImportError:
      from django.conf.urls.defaults import patterns, url
      
  urlpatterns = patterns('',
      url(r'^positions/$', 'django_jobvite.views.positions',
          name='django_jobvite_positions'),
      url(r'^positions/(?P<job_id>[\w]+)/$', 'django_jobvite.views.positions',
          name='django_jobvite_positions'),
      url(r'^categories/$', 'django_jobvite.views.categories',
          name='django_jobvite_categories'),
      url(r'^categories/(?P<category_id>[\w-]+)/$',
          'django_jobvite.views.categories',
          name='django_jobvite_categories'),
  )
  
subject: Update urls.py