Fix template issues

credits/models.py

@@ -6,7 +6,11 @@ class Profile(models.Model):
     """
     For testing, track the number of "credits".
     """
-    user = models.OneToOneField('auth.User', related_name='profile')
+    user = models.OneToOneField(
+        'auth.User',
+        related_name='profile',
+        on_delete=models.CASCADE,
+    )
     credits = models.PositiveIntegerField(default=0)
 
 

drip/admin.py

@@ -87,9 +87,9 @@ def change_view(self, request, object_id, extra_context=None):
             request, object_id, extra_context=self.build_extra_context(extra_context))
 
     def get_urls(self):
-        from django.conf.urls import patterns, url
+        from django.conf.urls import url
         urls = super(DripAdmin, self).get_urls()
-        my_urls = patterns('',
+        my_urls = [
             url(
                 r'^(?P<drip_id>[\d]+)/timeline/(?P<into_past>[\d]+)/(?P<into_future>[\d]+)/$',
                 self.av(self.timeline),
@@ -100,7 +100,7 @@ def get_urls(self):
                 self.av(self.view_drip_email),
                 name='view_drip_email'
             )
-        )
+        ]
         return my_urls + urls
 admin.site.register(Drip, DripAdmin)
 

drip/drips.py

@@ -4,7 +4,7 @@
 from django.conf import settings
 from django.db.models import Q
 from django.template import Context, Template
-from django.utils.importlib import import_module
+from importlib import import_module
 from django.core.mail import EmailMultiAlternatives
 from django.utils.html import strip_tags