diff options
Diffstat (limited to 'lib/sqlalchemy')
| -rw-r--r-- | lib/sqlalchemy/orm/attributes.py | 2 | ||||
| -rw-r--r-- | lib/sqlalchemy/orm/events.py | 2 |
2 files changed, 4 insertions, 0 deletions
diff --git a/lib/sqlalchemy/orm/attributes.py b/lib/sqlalchemy/orm/attributes.py index 674c57fea..01f19d991 100644 --- a/lib/sqlalchemy/orm/attributes.py +++ b/lib/sqlalchemy/orm/attributes.py @@ -99,6 +99,8 @@ class QueryableAttribute( for base in manager._bases: if key in base: self.dispatch._update(base[key].dispatch) + if base[key].dispatch._active_history: + self.dispatch._active_history = True @util.memoized_property def _supports_population(self): diff --git a/lib/sqlalchemy/orm/events.py b/lib/sqlalchemy/orm/events.py index 8a310479c..d73a20e93 100644 --- a/lib/sqlalchemy/orm/events.py +++ b/lib/sqlalchemy/orm/events.py @@ -2009,6 +2009,8 @@ class AttributeEvents(event.Events): event_key.with_dispatch_target(mgr[target.key]).base_listen( propagate=True ) + if active_history: + mgr[target.key].dispatch._active_history = True def append(self, target, value, initiator): """Receive a collection append event. |