with and as are now keywords.  There are some generated files I can't recreate.
diff --git a/Misc/NEWS b/Misc/NEWS
index a599dbd..43e6a37 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -30,6 +30,8 @@
   required changing the .pyc magic number.  This means that .pyc files
   generated before 2.5c2 will be regenerated.
 
+- with and as are now keywords.
+
 
 Library
 -------