From 820c9725dc2bce98e3227a9328a301b65f0e1e60 Mon Sep 17 00:00:00 2001
From: bwarsaw
Date: Wed, 5 Jul 2000 21:10:16 +0000
Subject: open_ex(): Transfor OSError into IOError correctly (this is a
 disgusting hack).

---
 Mailman/Utils.py | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'Mailman/Utils.py')

diff --git a/Mailman/Utils.py b/Mailman/Utils.py
index 7d15b79f3..4c52042b0 100644
--- a/Mailman/Utils.py
+++ b/Mailman/Utils.py
@@ -568,8 +568,9 @@ def open_ex(filename, mode='r', bufsize=-1, perms=0664):
             fp = os.fdopen(fd, mode, bufsize)
             return fp
         # transform any os.errors into IOErrors
-        except os.error, e:
-            raise IOError, e
+        except OSError, e:
+            e.__class__ = IOError
+            raise IOError, e, sys.exc_info()[2]
     finally:
         os.umask(ou)
 
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