diff options
Diffstat (limited to 'examples/versioned_rows/versioned_map.py')
| -rw-r--r-- | examples/versioned_rows/versioned_map.py | 26 |
1 files changed, 14 insertions, 12 deletions
diff --git a/examples/versioned_rows/versioned_map.py b/examples/versioned_rows/versioned_map.py index 46bdbb783..9abbb3e09 100644 --- a/examples/versioned_rows/versioned_map.py +++ b/examples/versioned_rows/versioned_map.py @@ -28,20 +28,22 @@ those additional values. """ -from sqlalchemy import Column, String, Integer, ForeignKey, create_engine -from sqlalchemy.ext.declarative import declarative_base -from sqlalchemy.orm import ( - attributes, - relationship, - backref, - sessionmaker, - make_transient, - validates, - Session, -) +from sqlalchemy import Column +from sqlalchemy import create_engine +from sqlalchemy import event +from sqlalchemy import ForeignKey +from sqlalchemy import Integer +from sqlalchemy import String from sqlalchemy.ext.associationproxy import association_proxy +from sqlalchemy.ext.declarative import declarative_base +from sqlalchemy.orm import attributes +from sqlalchemy.orm import backref +from sqlalchemy.orm import make_transient +from sqlalchemy.orm import relationship +from sqlalchemy.orm import Session +from sqlalchemy.orm import sessionmaker +from sqlalchemy.orm import validates from sqlalchemy.orm.collections import attribute_mapped_collection -from sqlalchemy import event @event.listens_for(Session, "before_flush") |