tests/test-stdio.py

--- a/tests/test-stdio.py	Tue Jul 06 12:42:32 2021 +0200
+++ b/tests/test-stdio.py	Fri Jul 02 23:09:44 2021 +0200
@@ -1,4 +1,4 @@
-#!/usr/bin/env python3
+#!/usr/bin/env python
 """
 Tests the buffering behavior of stdio streams in `mercurial.utils.procutil`.
 """