Am 21.02.2012 05:13, schrieb benjamin.peterson:

http://hg.python.org/cpython/rev/98732d20b6d1 changeset: 75112:98732d20b6d1 branch: 2.7 user: Benjamin Peterson <benjamin@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')

Seems the "0" is twice in that set. ;-) Georg