[Python-checkins] cpython (2.7): use set

Tue Feb 21 05:13:30 CET 2012

http://hg.python.org/cpython/rev/98732d20b6d1
changeset: 75112:98732d20b6d1
branch: 2.7
user: Benjamin Peterson <benjamin at python.org>
date: Mon Feb 20 23:11:19 2012 -0500
summary:
 use set
files:
 Lib/re.py | 5 +----
 1 files changed, 1 insertions(+), 4 deletions(-)

diff --git a/Lib/re.py b/Lib/re.py
--- a/Lib/re.py
+++ b/Lib/re.py
@@ -198,10 +198,7 @@
 "Compile a template pattern, returning a pattern object"
 return _compile(pattern, flags|T)
 
-_alphanum = {}
-for c in 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ01234567890':
- _alphanum[c] = 1
-del c
+_alphanum = set('abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ01234567890')
 
 def escape(pattern):
 "Escape all non-alphanumeric characters in pattern."
-- 
Repository URL: http://hg.python.org/cpython
