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-rw-r--r--examples/versioned_rows/versioned_rows.py20
1 files changed, 11 insertions, 9 deletions
diff --git a/examples/versioned_rows/versioned_rows.py b/examples/versioned_rows/versioned_rows.py
index 03e1c3510..01067431c 100644
--- a/examples/versioned_rows/versioned_rows.py
+++ b/examples/versioned_rows/versioned_rows.py
@@ -3,17 +3,19 @@ an UPDATE statement on a single row into an INSERT statement, so that a new
row is inserted with the new data, keeping the old row intact.
"""
-from sqlalchemy.orm import (
- sessionmaker,
- relationship,
- make_transient,
- backref,
- Session,
-)
-from sqlalchemy import Column, ForeignKey, create_engine, Integer, String
+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.declarative import declarative_base
from sqlalchemy.orm import attributes
-from sqlalchemy import event
+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
class Versioned(object):