From patchwork Sun Aug 14 09:33:47 2016
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Subject: [3,of,4,RFC] pycompat: check python version to enable builtins hack
From: Yuya Nishihara <yuya@tcha.org>
X-Patchwork-Id: 16278
Message-Id: <d53bd633898ec6edafcc.1471167227@mimosa>
To: mercurial-devel@mercurial-scm.org
Date: Sun, 14 Aug 2016 18:33:47 +0900

# HG changeset patch
# User Yuya Nishihara <yuya@tcha.org>
# Date 1471146253 -32400
#      Sun Aug 14 12:44:13 2016 +0900
# Node ID d53bd633898ec6edafccea9f798d314699faf90a
# Parent  76c2c6169dccde84f84a46b7f366020bc3e72959
pycompat: check python version to enable builtins hack

Future patches will add getattr/setattr wrappers.

diff --git a/mercurial/pycompat.py b/mercurial/pycompat.py
--- a/mercurial/pycompat.py
+++ b/mercurial/pycompat.py
@@ -29,9 +29,7 @@ else:
     import urllib.parse as urlparse
     import xmlrpc.client as xmlrpclib
 
-try:
-    xrange
-except NameError:
+if sys.version_info[0] >= 3:
     import builtins
     builtins.xrange = range