From 360232fa91b2c038ed85ea10d07b9063cd794219 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?C=C3=A9dric=20Krier?= <ced@b2ck.com>
Date: Wed, 26 Aug 2009 15:58:07 +0200
Subject: [PATCH] Use faster join implementation

---
 purchase.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/purchase.py b/purchase.py
index 39ea72696e..650682b34f 100644
--- a/purchase.py
+++ b/purchase.py
@@ -1847,7 +1847,7 @@ class Invoice(ModelSQL, ModelView):
         if isinstance(ids, (int, long)):
             ids = [ids]
         cursor.execute('SELECT id FROM purchase_invoices_rel ' \
-                'WHERE invoice IN (' + ','.join(['%s' for x in ids]) + ')',
+                'WHERE invoice IN (' + ','.join(('%s',) * len(ids)) + ')',
                 ids)
         if cursor.fetchone():
             self.raise_user_error(cursor, 'delete_purchase_invoice',