convert shebang lines: python -> python3
diff --git a/Tools/scripts/pickle2db.py b/Tools/scripts/pickle2db.py
index a43ffae..b5b6571 100644
--- a/Tools/scripts/pickle2db.py
+++ b/Tools/scripts/pickle2db.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 """
 Synopsis: %(prog)s [-h|-b|-g|-r|-a|-d] [ picklefile ] dbfile