--- a/editors/LDViewer.py	Fri Oct 12 12:06:45 2018 +0300
+++ b/editors/LDViewer.py	Fri Oct 12 13:24:47 2018 +0300
@@ -25,6 +25,7 @@
 
 from __future__ import absolute_import
 from __future__ import division
+from future.builtins import round
 
 import wx
 from six.moves import xrange