Ticket #21058: django_get_traceback_data.patch

/Users/jambonrose/django/views/

@@ -234 +234 @@
             from django.template.loader import template_source_loaders
             self.template_does_not_exist = True
             self.loader_debug_info = []
+            if template_source_loaders is None:
+                template_source_loaders = []
             for loader in template_source_loaders:
                 try:
                     source_list_func = loader.get_template_sources