From 3db26f6faede48a2b3a4500bbaa4009ca5c57864 Mon Sep 17 00:00:00 2001
From: qdp <qdp@tinyerp.com>
Date: Thu, 28 Aug 2008 16:51:49 +0200
Subject: [PATCH] *bugfix

bzr revid: qdp@tinyerp.com-20080828145149-dh19rsr6brb5w978
---
 bin/osv/expression.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/bin/osv/expression.py b/bin/osv/expression.py
index d95852d4f35..01964196bd1 100644
--- a/bin/osv/expression.py
+++ b/bin/osv/expression.py
@@ -203,6 +203,8 @@ class expression(object):
         return self
 
     def __leaf_to_sql(self, leaf, table):
+        if leaf == self.__DUMMY_LEAF:
+            return ('(1=1)',[])
         left, operator, right = leaf
 
         if operator == 'inselect':