Issue #12151: test_logging writes debug messages to stderr, not stdout
stdout are lost in buildbots
diff --git a/Lib/test/test_logging.py b/Lib/test/test_logging.py
index 496575a..3118065 100644
--- a/Lib/test/test_logging.py
+++ b/Lib/test/test_logging.py
@@ -3594,8 +3594,8 @@
#print additional diagnostics
dn, fn = os.path.split(self.fn)
files = [f for f in os.listdir(dn) if f.startswith(fn)]
- print('Test time: %s' % now.strftime("%Y-%m-%d %H-%M-%S"))
- print('The only matching files are: %s' % files)
+ print('Test time: %s' % now.strftime("%Y-%m-%d %H-%M-%S"), file=sys.stderr)
+ print('The only matching files are: %s' % files, file=sys.stderr)
self.assertTrue(found, msg=msg)
def test_invalid(self):