old_contents: from django.conf.urls.defaults import url, patterns
  
  from . import views
  
  urlpatterns = patterns('',
    # Match
    url(r'^(?P<slug>[a-z0-9-]+)$', views.one, name='event_one'),
    url(r'^', views.all, name='event_all'),
  )
  
new_contents: from django.conf.urls.defaults import url, patterns
  
  from . import views
  
  urlpatterns = patterns('',
    url(r'^(?P<slug>[a-z0-9-]+)$', views.one, name='event_one'),
    url(r'^', views.all, name='event_all'),
  )
  
subject: Clean up comment