Use python3 on banglines.
diff --git a/updatezinfo.py b/updatezinfo.py
index 415b8c3..ae8b772 100755
--- a/updatezinfo.py
+++ b/updatezinfo.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python3
 from dateutil.zoneinfo import rebuild
 import shutil
 import sys