From 6550051691d604c728ed56e4acf90dc6535981f9 Mon Sep 17 00:00:00 2001
From: Raymond Hettinger <python@rcn.com>
Date: Sun, 19 Jan 2003 02:37:41 +0000
Subject: [PATCH] SF bug #668906: class browser raises AttributeError

The Py2.3 updates to the pyclbr module return both Class and Function
objects.  The IDLE ClassBrowser module only knew about Class and could
not handle objects which did not define "super".

Fixed by adding a guard.
---
 Lib/idlelib/ClassBrowser.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Lib/idlelib/ClassBrowser.py b/Lib/idlelib/ClassBrowser.py
index 338836a9fa3..240394b68f4 100644
--- a/Lib/idlelib/ClassBrowser.py
+++ b/Lib/idlelib/ClassBrowser.py
@@ -98,7 +98,7 @@ def listclasses(self):
         for key, cl in dict.items():
             if cl.module == name:
                 s = key
-                if cl.super:
+                if hasattr(cl, 'super') and cl.super:
                     supers = []
                     for sup in cl.super:
                         if type(sup) is type(''):