diff -r 6923074540dd -r dbc065a2f7a5 graphics/LD_Objects.py
--- a/graphics/LD_Objects.py	Thu Oct 04 11:25:42 2018 +0300
+++ b/graphics/LD_Objects.py	Thu Oct 04 12:07:16 2018 +0300
@@ -25,6 +25,7 @@
 
 from __future__ import absolute_import
 import wx
+from six.moves import xrange
 
 from graphics.GraphicCommons import *
 from graphics.DebugDataConsumer import DebugDataConsumer