old_contents: from django.conf.urls.defaults import patterns, url
  
  urlpatterns = patterns('',
      url(r'^comps$', 'comp_listing', name='comp-listing'),
      url(r'^comps/(?P<slug>[\w.\-]+)$', 'comp', name='comp'),
  )
  
new_contents: from django.conf.urls.defaults import patterns, url
  
  urlpatterns = patterns('',
      url(r'^comps/$', 'comp_listing', name='comp-listing'),
      url(r'^comps/(?P<slug>[\w.\-]+)$', 'comp', name='comp'),
  )
  
subject: fix bad urlconf