diff -r a80a66ba52d6 -r 9f6f46dbe3ae editors/LDViewer.py
--- a/editors/LDViewer.py	Fri Oct 28 13:06:52 2022 +0800
+++ b/editors/LDViewer.py	Fri Oct 28 14:07:13 2022 +0800
@@ -23,12 +23,7 @@
 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 
 
-
-
-from future.builtins import round
-
 import wx
-from six.moves import xrange
 
 from editors.Viewer import *