rollback on exception in sample app

Author: alexander-alderman-webb

tests/integrations/django/myapp/views.py

@@ -257,6 +257,7 @@ def postgres_insert_orm_no_autocommit(request, *args, **kwargs):
         transaction.commit(using="postgres")
     except Exception:
         transaction.set_autocommit(True, using="postgres")
+        transaction.rollback()
         raise
 
     transaction.set_autocommit(True, using="postgres")