From: Raymond Hettinger <python@rcn.com>
Date: Mon, 4 Aug 2014 05:36:32 +0000 (-0700)
Subject: Use reversed() instead of creating a new temporary list.
X-Git-Tag: v3.5.0a1~1135
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=f25a38e5687df1c50cbc101c2528dbb81205e945;p=python

Use reversed() instead of creating a new temporary list.
---

diff --git a/Lib/difflib.py b/Lib/difflib.py
index 4af88a9d78..f161baafe4 100644
--- a/Lib/difflib.py
+++ b/Lib/difflib.py
@@ -1410,7 +1410,7 @@ def _mdiff(fromlines, tolines, context=None, linejunk=None,
             change_re.sub(record_sub_info,markers)
             # process each tuple inserting our special marks that won't be
             # noticed by an xml/html escaper.
-            for key,(begin,end) in sub_info[::-1]:
+            for key,(begin,end) in reversed(sub_info):
                 text = text[0:begin]+'\0'+key+text[begin:end]+'\1'+text[end:]
             text = text[2:]
         # Handle case of add/delete entire line