old_contents: 
  
  from django.conf import settings
  from django.conf.urls import include, url
  from django.conf.urls.static import static
  from django.contrib.auth import views as auth_views
  
  from bootcamp.activities import views as activities_views
  from bootcamp.authentication import views as bootcamp_auth_views
  from bootcamp.core import views as core_views
  from bootcamp.search import views as search_views
  
  urlpatterns = [
      url(r'^$', core_views.home, name='home'),
      url(r'^login', auth_views.login, {'template_name': 'core/cover.html'},
          name='login'),
      url(r'^logout', auth_views.logout, {'next_page': '/'}, name='logout'),
      url(r'^signup/$', bootcamp_auth_views.signup, name='signup'),
      url(r'^settings/$', core_views.settings, name='settings'),
      url(r'^settings/picture/$', core_views.picture, name='picture'),
      url(r'^settings/upload_picture/$', core_views.upload_picture,
          name='upload_picture'),
      url(r'^settings/save_uploaded_picture/$', core_views.save_uploaded_picture,
          name='save_uploaded_picture'),
      url(r'^settings/password/$', core_views.password, name='password'),
      url(r'^network/$', core_views.network, name='network'),
      url(r'^feeds/', include('bootcamp.feeds.urls')),
      url(r'^questions/', include('bootcamp.questions.urls')),
      url(r'^articles/', include('bootcamp.articles.urls')),
      url(r'^messages/', include('bootcamp.messenger.urls')),
      url(r'^notifications/$', activities_views.notifications,
          name='notifications'),
      url(r'^notifications/last/$', activities_views.last_notifications,
          name='last_notifications'),
      url(r'^notifications/check/$', activities_views.check_notifications,
          name='check_notifications'),
      url(r'^search/$', search_views.search, name='search'),
      url(r'^(?P<username>[^/]+)/$', core_views.profile, name='profile'),
      url(r'^i18n/', include('django.conf.urls.i18n', namespace='i18n')),
  ]
  
  if settings.DEBUG:
      urlpatterns += static(settings.MEDIA_URL,
                            document_root=settings.MEDIA_ROOT)
  
new_contents: from django.conf import settings
  from django.conf.urls import include, url
  from django.conf.urls.static import static
  from django.contrib.auth import views as auth_views
  
  from bootcamp.activities import views as activities_views
  from bootcamp.authentication import views as bootcamp_auth_views
  from bootcamp.core import views as core_views
  from bootcamp.search import views as search_views
  
  urlpatterns = [
      url(r'^$', core_views.home, name='home'),
      url(r'^login', auth_views.login, {'template_name': 'core/cover.html'},
          name='login'),
      url(r'^logout', auth_views.logout, {'next_page': '/'}, name='logout'),
      url(r'^signup/$', bootcamp_auth_views.signup, name='signup'),
      url(r'^settings/$', core_views.settings, name='settings'),
      url(r'^settings/picture/$', core_views.picture, name='picture'),
      url(r'^settings/upload_picture/$', core_views.upload_picture,
          name='upload_picture'),
      url(r'^settings/save_uploaded_picture/$', core_views.save_uploaded_picture,
          name='save_uploaded_picture'),
      url(r'^settings/password/$', core_views.password, name='password'),
      url(r'^network/$', core_views.network, name='network'),
      url(r'^feeds/', include('bootcamp.feeds.urls')),
      url(r'^questions/', include('bootcamp.questions.urls')),
      url(r'^articles/', include('bootcamp.articles.urls')),
      url(r'^messages/', include('bootcamp.messenger.urls')),
      url(r'^notifications/$', activities_views.notifications,
          name='notifications'),
      url(r'^notifications/last/$', activities_views.last_notifications,
          name='last_notifications'),
      url(r'^notifications/check/$', activities_views.check_notifications,
          name='check_notifications'),
      url(r'^search/$', search_views.search, name='search'),
      url(r'^(?P<username>[^/]+)/$', core_views.profile, name='profile'),
      url(r'^i18n/', include('django.conf.urls.i18n', namespace='i18n')),
  ]
  
  if settings.DEBUG:
      urlpatterns += static(settings.MEDIA_URL,
                            document_root=settings.MEDIA_ROOT)
  
subject: Update urls.py