From 311321edc15d4062babf757e3827341633353d55 Mon Sep 17 00:00:00 2001
From: "Jason R. Coombs" <jaraco@jaraco.com>
Date: Sun, 31 Aug 2014 17:42:20 -0400
Subject: #22315: Use advertised API for OSError

---
 Lib/distutils/dir_util.py | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/Lib/distutils/dir_util.py b/Lib/distutils/dir_util.py
index 9879b0d..0924c9b 100644
--- a/Lib/distutils/dir_util.py
+++ b/Lib/distutils/dir_util.py
@@ -125,12 +125,11 @@ def copy_tree(src, dst, preserve_mode=1, preserve_times=1,
     try:
         names = os.listdir(src)
     except OSError as e:
-        (errno, errstr) = e
         if dry_run:
             names = []
         else:
             raise DistutilsFileError(
-                  "error listing files in '%s': %s" % (src, errstr))
+                  "error listing files in '%s': %s" % (src, e.strerror))
 
     if not dry_run:
         mkpath(dst, verbose=verbose)
-- 
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