From 84a74595f784c5a6f8138bed0235a5b86d175edb Mon Sep 17 00:00:00 2001
From: Guido van Rossum <guido@python.org>
Date: Mon, 28 Feb 2000 14:27:07 +0000
Subject: Patch by Gerrit Holl to avoid doing two stat() calls in a row in
 walk().

---
 Lib/posixpath.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Lib/posixpath.py b/Lib/posixpath.py
index 792a985..cc0e4cb 100644
--- a/Lib/posixpath.py
+++ b/Lib/posixpath.py
@@ -267,7 +267,8 @@ of all the files and subdirs in directory "d".
     for name in names:
         if name not in exceptions:
             name = join(top, name)
-            if isdir(name) and not islink(name):
+            st = os.lstat(name)
+            if stat.S_ISDIR(st[stat.ST_MODE]):
                 walk(name, func, arg)
 
 
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