Sorted imports with isort.

examples/sqlalchemy/orm.py

@@ -1,7 +1,6 @@
-from sqlalchemy import create_engine, Column, DateTime, String
-from sqlalchemy.orm import scoped_session, sessionmaker
+from sqlalchemy import Column, DateTime, String, create_engine
 from sqlalchemy.ext.declarative import declarative_base
-
+from sqlalchemy.orm import scoped_session, sessionmaker
 
 Base = declarative_base()
 
@@ -33,4 +32,4 @@ def init_db(uri):
             bind=engine))
     Base.query = db_session.query_property()
     Base.metadata.create_all(bind=engine)
-    return db_session
+    return db_session