Path: csiph.com!usenet.pasdenom.info!weretis.net!feeder4.news.weretis.net!ecngs!feeder2.ecngs.de!newsfeed.freenet.ag!news2.euro.net!newsgate.cistron.nl!newsgate.news.xs4all.nl!post.news.xs4all.nl!not-for-mail
Return-Path: <python@mrabarnett.plus.com>
X-Original-To: python-list@python.org
Delivered-To: python-list@mail.python.org
X-Spam-Status: OK 0.020
X-Spam-Evidence: '*H*': 0.96; '*S*': 0.00; 'pat': 0.05; 'python': 0.09; 'be:': 0.09; 'from:addr:mrabarnett.plus.com': 0.16; 'from:addr:python': 0.16; 'from:name:mrab': 0.16; 'message- id:@mrabarnett.plus.com': 0.16; 'subject:expression': 0.16; 'subject:regular': 0.16; 'wrote:': 0.17; 'sorry,': 0.22; 'matching': 0.23; 'header:In-Reply-To:1': 0.25; 'header:User- Agent:1': 0.26; 'all.': 0.28; 'subject: ?': 0.30; 'to:addr:python- list': 0.33; 'should': 0.36; 'subject:: ': 0.38; 'to:addr:python.org': 0.39; 'received:192': 0.39; 'received:192.168': 0.40; 'end': 0.40; 'header:Reply-To:1': 0.68; 'reply-to:no real name:2**0': 0.72; 'forced': 0.84; 'reply- to:addr:python.org': 0.84
X-CM-Score: 0.00
X-CNFS-Analysis: v=2.0 cv=XeZXOvF5 c=1 sm=1 a=0nF1XD0wxitMEM03M9B4ZQ==:17 a=Tv4_tr9OjFAA:10 a=l2ldf9mSM50A:10 a=ihvODaAuJD4A:10 a=OUOv7kDek9cA:10 a=8nJEP1OIZ-IA:10 a=EBOSESyhAAAA:8 a=8AHkEIZyAAAA:8 a=yrlwa_sxtEwA:10 a=8wMBUbx40NVszX6GwzgA:9 a=wPNLvfGTeEIA:10 a=0nF1XD0wxitMEM03M9B4ZQ==:117
X-AUTH: mrabarnett:2500
Date: Fri, 15 Feb 2013 01:26:46 +0000
From: MRAB <python@mrabarnett.plus.com>
User-Agent: Mozilla/5.0 (Windows NT 5.1; rv:17.0) Gecko/20130107 Thunderbird/17.0.2
MIME-Version: 1.0
To: python-list@python.org
Subject: Re: how to right the regular expression ?
References: <227f6014.405c.13cd90da3d4.Coremail.mailtomanage@163.com> <511D062E.4080101@mrabarnett.plus.com> <4cf5d748.3ec.13cdb440835.Coremail.mailtomanage@163.com>
In-Reply-To: <4cf5d748.3ec.13cdb440835.Coremail.mailtomanage@163.com>
Content-Type: text/plain; charset=ISO-8859-1; format=flowed
Content-Transfer-Encoding: 7bit
X-BeenThere: python-list@python.org
X-Mailman-Version: 2.1.15
Precedence: list
Reply-To: python-list@python.org
List-Id: General discussion list for the Python programming language <python-list.python.org>
List-Unsubscribe: <http://mail.python.org/mailman/options/python-list>, <mailto:python-list-request@python.org?subject=unsubscribe>
List-Archive: <http://mail.python.org/pipermail/python-list/>
List-Post: <mailto:python-list@python.org>
List-Help: <mailto:python-list-request@python.org?subject=help>
List-Subscribe: <http://mail.python.org/mailman/listinfo/python-list>, <mailto:python-list-request@python.org?subject=subscribe>
Newsgroups: comp.lang.python
Message-ID: <mailman.1793.1360891607.2939.python-list@python.org>
Lines: 11
NNTP-Posting-Host: 2001:888:2000:d::a6
X-Trace: 1360891607 news.xs4all.nl 6883 [2001:888:2000:d::a6]:55762
X-Complaints-To: abuse@xs4all.nl
Xref: csiph.com comp.lang.python:38899

On 2013-02-15 00:32, python wrote:
> the regex--- pat = r'([a-z].+?\s)(.+?)((\(.+\)))?$' ,do not work at all.
>
[snip]
Sorry, that should be:

pat1 = r'([a-z].+?\s)(.+?)((\(.+\)))?$'

Group 2 should've been lazy "(.+?)", and because of that it should've
forced matching the end of the line with "$".