SF patch 1631942 by Collin Winter:

(a) "except E, V" -> "except E as V"
(b) V is now limited to a simple name (local variable)
(c) V is now deleted at the end of the except block

Tools/webchecker/wcgui.py

@@ -74,7 +74,7 @@
 def main():
     try:
         opts, args = getopt.getopt(sys.argv[1:], 't:m:qva')
-    except getopt.error, msg:
+    except getopt.error as msg:
         sys.stdout = sys.stderr
         print msg
         print __doc__%vars(webchecker)