diff options
Diffstat (limited to 'lib/sqlalchemy/orm/attributes.py')
| -rw-r--r-- | lib/sqlalchemy/orm/attributes.py | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/sqlalchemy/orm/attributes.py b/lib/sqlalchemy/orm/attributes.py index dfc025bf2..e583504d1 100644 --- a/lib/sqlalchemy/orm/attributes.py +++ b/lib/sqlalchemy/orm/attributes.py @@ -4,11 +4,12 @@ # This module is part of SQLAlchemy and is released under # the MIT License: http://www.opensource.org/licenses/mit-license.php -from sqlalchemy import util, sql +import weakref + +from sqlalchemy import util from sqlalchemy.orm import util as orm_util, interfaces, collections from sqlalchemy.orm.mapper import class_mapper from sqlalchemy import logging, exceptions -import weakref PASSIVE_NORESULT = object() |