--- a/tests/check-perf-code.py Mon Nov 09 09:58:44 2020 -0800
+++ b/tests/check-perf-code.py Fri Nov 06 13:58:59 2020 -0800
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
#
# check-perf-code - (historical) portability checker for contrib/perf.py