Raise statement normalization in Lib/.
diff --git a/Lib/logging/config.py b/Lib/logging/config.py
index 99755e2..ed14052 100644
--- a/Lib/logging/config.py
+++ b/Lib/logging/config.py
@@ -246,7 +246,7 @@
     stopListening().
     """
     if not thread:
-        raise NotImplementedError, "listen() needs threading to work"
+        raise NotImplementedError("listen() needs threading to work")
 
     class ConfigStreamHandler(StreamRequestHandler):
         """