diff options
Diffstat (limited to 'lib/sqlalchemy/ext/declarative/api.py')
| -rw-r--r-- | lib/sqlalchemy/ext/declarative/api.py | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/sqlalchemy/ext/declarative/api.py b/lib/sqlalchemy/ext/declarative/api.py index 84b97f629..941f02b00 100644 --- a/lib/sqlalchemy/ext/declarative/api.py +++ b/lib/sqlalchemy/ext/declarative/api.py @@ -12,7 +12,7 @@ from ...orm import synonym as _orm_synonym, mapper,\ interfaces, properties from ...orm.util import polymorphic_union from ...orm.base import _mapper_or_none -from ...util import compat +from ...util import OrderedDict from ... import exc import weakref @@ -319,7 +319,7 @@ class ConcreteBase(object): @classmethod def _create_polymorphic_union(cls, mappers): - return polymorphic_union(dict( + return polymorphic_union(OrderedDict( (mp.polymorphic_identity, mp.local_table) for mp in mappers ), 'type', 'pjoin') |