From 8237258e094f7d7beddcd6dd113213f2fba2b269 Mon Sep 17 00:00:00 2001
From: Antoine Pitrou <solipsis@pitrou.net>
Date: Wed, 27 Jun 2012 17:41:07 +0200
Subject: [PATCH] Flush stdout and stderr when running tests in parallel (helps
 getting results in real-time when stdio is transmitted over a pipe or socket)

---
 Lib/test/regrtest.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Lib/test/regrtest.py b/Lib/test/regrtest.py
index 714a116f87d..46c3ac79dfa 100755
--- a/Lib/test/regrtest.py
+++ b/Lib/test/regrtest.py
@@ -610,6 +610,8 @@ def main(tests=None, testdir=None, verbose=0, quiet=False,
                     print(stdout)
                 if stderr:
                     print(stderr, file=sys.stderr)
+                sys.stdout.flush()
+                sys.stderr.flush()
                 if result[0] == INTERRUPTED:
                     assert result[1] == 'KeyboardInterrupt'
                     raise KeyboardInterrupt   # What else?