diff -r 012be286b2c4 -r c5f36402daad mercurial/windows.py
--- a/mercurial/windows.py	Wed Jun 10 03:20:20 2009 +0200
+++ b/mercurial/windows.py	Wed Jun 10 15:10:21 2009 +0200
@@ -20,7 +20,7 @@
         raise WinIOError(err)
 posixfile.__doc__ = osutil.posixfile.__doc__
 
-class winstdout:
+class winstdout(object):
     '''stdout on windows misbehaves if sent through a pipe'''
 
     def __init__(self, fp):