From ebbf1e67a8c56a79ee62280d32517e77b103bf8e Mon Sep 17 00:00:00 2001
From: Ezio Melotti <ezio.melotti@gmail.com>
Date: Fri, 25 Mar 2011 14:19:30 +0200
Subject: #2650: Refactor re.escape to use enumerate().

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

diff --git a/Lib/re.py b/Lib/re.py
index 9bd913a..309afef 100644
--- a/Lib/re.py
+++ b/Lib/re.py
@@ -223,8 +223,7 @@ def escape(pattern):
     if isinstance(pattern, str):
         alphanum = _alphanum_str
         s = list(pattern)
-        for i in range(len(pattern)):
-            c = pattern[i]
+        for i, c in enumerate(pattern):
             if c not in alphanum:
                 if c == "\000":
                     s[i] = "\\000"
-- 
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