remove patterns from url

cartero/admin.py

 # -*- coding: utf-8 -*-
-from django.conf.urls import patterns
 from django.contrib import admin
 from django.db.models import Count
 from django.utils.translation import ugettext_lazy as _
@@ -95,13 +94,13 @@ class EmailTemplateAdmin(admin.ModelAdmin):
 
     def get_urls(self):
         urls = super(EmailTemplateAdmin, self).get_urls()
-        my_urls = patterns(
+        my_urls = [
             '',
             (r'^add/$',
              self.admin_site.admin_view(CreateTemplateView.as_view())),
             (r'^(?P<pk>\d+)/change/$',
              self.admin_site.admin_view(UpdateTemplateView.as_view()))
-        )
+        ]
         return my_urls + urls
 
 

cartero/urls.py

 # -*- coding: utf-8 -*-
-from django.conf.urls import url, patterns
-from cartero.views import (PreviewTemplate, SaveTemplateData, UnsubscribeView, GotoView,
-                           MailTrackView)
+from django.conf.urls import url
+from cartero.views import (
+    PreviewTemplate, SaveTemplateData, UnsubscribeView, GotoView,
+    MailTrackView
+)
 
-urlpatterns = patterns(
-    '',
+urlpatterns = [
     url(r'^template-preview/(?P<pk>\d+)/$',
         PreviewTemplate.as_view(),
         name='preview_template'),
@@ -24,4 +25,4 @@ urlpatterns = patterns(
     url(r'^track/(?P<mailtrack_id>.+)\.png$',
         MailTrackView.as_view(),
         name='track'),
-)
+]