From 1c5a59f80a614df368cb7f545112862b2e7e1d5e Mon Sep 17 00:00:00 2001
From: Georg Brandl <georg@python.org>
Date: Sat, 1 Apr 2006 07:46:54 +0000
Subject: [PATCH] Bug #1458017: make distutils.Log._log more forgiving when
 passing in msg strings with '%', but without format args.

---
 Lib/distutils/log.py | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/Lib/distutils/log.py b/Lib/distutils/log.py
index cf3ee136e0..95d4c1c5a2 100644
--- a/Lib/distutils/log.py
+++ b/Lib/distutils/log.py
@@ -20,7 +20,12 @@ class Log:
 
     def _log(self, level, msg, args):
         if level >= self.threshold:
-            print msg % args
+            if not args:
+                # msg may contain a '%'. If args is empty,
+                # don't even try to string-format
+                print msg
+            else:
+                print msg % args
             sys.stdout.flush()
 
     def log(self, level, msg, *args):
-- 
2.40.0