On Mac OS X calling setlocale will raise locale.Error. This isn't fatal,
so just continue testing. Fixes #668787.
diff --git a/Lib/test/test_logging.py b/Lib/test/test_logging.py
index 1e16def..4e74394 100644
--- a/Lib/test/test_logging.py
+++ b/Lib/test/test_logging.py
@@ -31,8 +31,9 @@
 
 try:
     locale.setlocale(locale.LC_ALL, '')
-except ValueError:
+except (ValueError, locale.Error):
     # this happens on a Solaris box which only supports "C" locale
+    # or a Mac OS X box which supports very little locale stuff at all
     pass
 
 BANNER = "-- %-10s %-6s ---------------------------------------------------\n"