From f5775422c607195d7cc24ce360eabf48e0fee414 Mon Sep 17 00:00:00 2001
From: Luke Campagnola <lukec@alleninstitute.org>
Date: Fri, 28 Jul 2017 16:18:31 -0700
Subject: [PATCH] py3 fix

---
 pyqtgraph/widgets/TreeWidget.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pyqtgraph/widgets/TreeWidget.py b/pyqtgraph/widgets/TreeWidget.py
index 09ab8da5..ace03b5c 100644
--- a/pyqtgraph/widgets/TreeWidget.py
+++ b/pyqtgraph/widgets/TreeWidget.py
@@ -165,7 +165,7 @@ class TreeWidget(QtGui.QTreeWidget):
     def informTreeWidgetChange(item):
         if hasattr(item, 'treeWidgetChanged'):
             item.treeWidgetChanged()
-        for i in xrange(item.childCount()):
+        for i in range(item.childCount()):
             TreeWidget.informTreeWidgetChange(item.child(i))
         
     def addTopLevelItem(self, item):