Ticket #9005: testfornone.diff

django/template/defaulttags.py

@@ -372 +372 @@
         try:
             url = reverse(self.view_name, args=args, kwargs=kwargs)
         except NoReverseMatch:
-            project_name = settings.SETTINGS_MODULE.split('.')[0]
-            try:
-                url = reverse(project_name + '.' + self.view_name,
-                              args=args, kwargs=kwargs)
-            except NoReverseMatch:
+            if settings.SETTINGS_MODULE is None:
+                # SETTINGS_MODULE is not set, so we can't guess the "main" app.
                 if self.asvar is None:
                     raise
+            else:
+                project_name = settings.SETTINGS_MODULE.split('.')[0]
+                try:
+                    url = reverse(project_name + '.' + self.view_name,
+                                  args=args, kwargs=kwargs)
+                except NoReverseMatch:
+                    if self.asvar is None:
+                        raise
                     
         if self.asvar:
             context[self.asvar] = url