From 68879d50faa9e2602e55d5d191647b1cf864e5ab Mon Sep 17 00:00:00 2001
From: Mike Bayer <mike_mp@zzzcomputing.com>
Date: Thu, 13 Jul 2017 18:32:42 -0400
Subject: Enable multi-level selectin polymorphic loading

Change-Id: Icc742bbeecdb7448ce84caccd63e086af16e81c1
Fixes: #4026
---
 lib/sqlalchemy/orm/state.py | 1 +
 1 file changed, 1 insertion(+)

(limited to 'lib/sqlalchemy/orm/state.py')

diff --git a/lib/sqlalchemy/orm/state.py b/lib/sqlalchemy/orm/state.py
index 1781a41e9..2e53fe9e3 100644
--- a/lib/sqlalchemy/orm/state.py
+++ b/lib/sqlalchemy/orm/state.py
@@ -61,6 +61,7 @@ class InstanceState(interfaces.InspectionAttr):
     expired = False
     _deleted = False
     _load_pending = False
+    _orphaned_outside_of_session = False
     is_instance = True
 
     callables = ()
-- 
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