From 2e17a184c000b4ec6b6e78cf995715d1d75c6a65 Mon Sep 17 00:00:00 2001
From: Bert Constantin <bert.constantin@gmx.de>
Date: Tue, 2 Feb 2010 07:28:29 +0100
Subject: [PATCH] fix select_related bug for objects from derived classes (till
 now sel.-r. was just ignored)

---
 polymorphic/polymorphic.py | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/polymorphic/polymorphic.py b/polymorphic/polymorphic.py
index a2bda57..8418a59 100644
--- a/polymorphic/polymorphic.py
+++ b/polymorphic/polymorphic.py
@@ -150,8 +150,7 @@ class PolymorphicQuerySet(QuerySet):
         for modelclass, idlist in idlist_per_model.items():
             qs = modelclass.base_objects.filter(id__in=idlist)
             # copy select related configuration to new qs
-            # TODO: this does not seem to copy the complete sel_rel-config (field names etc.)
-            self.dup_select_related(qs) 
+            qs.dup_select_related(self) 
             # TODO: defer(), only() and annotate(): support for these would be around here
             for o in qs: results[o.id] = o