From 1214f39abb665627b427f2ad8504138a36aaf483 Mon Sep 17 00:00:00 2001
From: Sean Dague <sean@dague.net>
Date: Sat, 11 Jan 2014 23:08:27 -0500
Subject: expose SchemaVisitor in the compatibility layer

sqlalchemy-migrate uses SchemaVisitor. It was one of the only
objects that changed namespaces without compatibility that we use.

Would love to get this added to remove a work around we need at
https://review.openstack.org/#/c/66156/
---
 lib/sqlalchemy/schema.py | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'lib/sqlalchemy/schema.py')

diff --git a/lib/sqlalchemy/schema.py b/lib/sqlalchemy/schema.py
index 172141539..9e647e595 100644
--- a/lib/sqlalchemy/schema.py
+++ b/lib/sqlalchemy/schema.py
@@ -8,6 +8,10 @@
 
 """
 
+from .sql.base import (
+    SchemaVisitor
+    )
+
 
 from .sql.schema import (
     CheckConstraint,
-- 
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