diff options
Diffstat (limited to 'lib/sqlalchemy/sql/annotation.py')
| -rw-r--r-- | lib/sqlalchemy/sql/annotation.py | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/lib/sqlalchemy/sql/annotation.py b/lib/sqlalchemy/sql/annotation.py index 08ed121d3..8a0d6ec28 100644 --- a/lib/sqlalchemy/sql/annotation.py +++ b/lib/sqlalchemy/sql/annotation.py @@ -338,6 +338,15 @@ def _new_annotation_type(cls, base_cls): anno_cls._traverse_internals = list(cls._traverse_internals) + [ ("_annotations", InternalTraversal.dp_annotations_key) ] + elif cls.__dict__.get("inherit_cache", False): + anno_cls._traverse_internals = list(cls._traverse_internals) + [ + ("_annotations", InternalTraversal.dp_annotations_key) + ] + + # some classes include this even if they have traverse_internals + # e.g. BindParameter, add it if present. + if cls.__dict__.get("inherit_cache", False): + anno_cls.inherit_cache = True anno_cls._is_column_operators = issubclass(cls, operators.ColumnOperators) |