From 50fb140b086a62a055bb080c01224d39db56db45 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?C=C3=A9dric=20Krier?= <ced@b2ck.com>
Date: Mon, 7 Jul 2008 11:50:46 +0200
Subject: [PATCH] Improve on_get_iter for issue174

---
 tryton/gui/window/view_tree/view_tree.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tryton/gui/window/view_tree/view_tree.py b/tryton/gui/window/view_tree/view_tree.py
index e0e3b8bde1..4121083dbe 100644
--- a/tryton/gui/window/view_tree/view_tree.py
+++ b/tryton/gui/window/view_tree/view_tree.py
@@ -195,9 +195,9 @@ class ViewTreeModel(gtk.GenericTreeModel, gtk.TreeSortable):
         '''returns the node corresponding to the given path.'''
         node = []
         tree = self.tree
-        if self.tree == []:
-            return None
         for i in path:
+            if not tree:
+                return None
             node.append((i, tree))
             tree = tree[i][2]
         return node