Merge remote-tracking branch 'remotes/origin/test'

shared/selene/util/db/transaction.py

@@ -18,8 +18,13 @@ def use_transaction(func):
         if hasattr(instance, "db"):
             prev_autocommit = instance.db.autocommit
             instance.db.autocommit = False
-            with instance.db:
+            try:
                 return_value = func(*args, **kwargs)
+            except:
+                instance.db.rollback()
+                raise
+            else:
+                instance.db.commit()
             instance.db.autocommit = prev_autocommit
 
         return return_value