Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > comp.lang.python > #83114

Re: How do I remove/unlink wildcarded files

Path csiph.com!usenet.pasdenom.info!aioe.org!news.stack.nl!newsfeed.xs4all.nl!newsfeed4.news.xs4all.nl!xs4all!newsgate.cistron.nl!newsgate.news.xs4all.nl!post.news.xs4all.nl!not-for-mail
Return-Path <airween@gmail.com>
X-Original-To python-list@python.org
Delivered-To python-list@mail.python.org
X-Spam-Status OK 0.005
X-Spam-Evidence '*H*': 0.99; '*S*': 0.00; 'utf-8': 0.07; 'filename': 0.09; 'subject:files': 0.09; 'subject:How': 0.10; 'cc:addr:python- list': 0.11; 'jan': 0.12; 'missed': 0.12; '"."': 0.16; 'dirname': 0.16; 'expression.': 0.16; 'simpson': 0.16; 'subject:remove': 0.16; 'to:addr:python.list': 0.16; 'to:addr:tim.thechases.com': 0.16; 'to:name:tim chase': 0.16; ':-)': 0.16; 'wrote:': 0.18; 'cc:addr:python.org': 0.22; 'header:User-Agent:1': 0.23; 'case.': 0.24; 'cc:2**0': 0.24; 'cc:no real name:2**0': 0.24; "i've": 0.25; 'subject:/': 0.26; 'header:In-Reply-To:1': 0.27; 'tim': 0.29; "doesn't": 0.30; 'chase': 0.31; 'file': 0.32; 'regular': 0.32; 'fri,': 0.33; 'received:google.com': 0.35; 'hi,': 0.36; 'skip:o 20': 0.38; 'anything': 0.39; 'expensive': 0.39; 'delete': 0.39; 'skip:u 10': 0.60; 'skip:o 30': 0.61; 'from:charset:utf-8': 0.61; "you're": 0.61; 'content-disposition:inline': 0.62; 'sound': 0.68; '2015': 0.84; 'received:hu': 0.93
DKIM-Signature v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=date:from:to:cc:subject:message-id:references:mime-version :content-type:content-disposition:content-transfer-encoding :in-reply-to:user-agent; bh=OtpPmHin1e1MKzYGf2RW2GPvM/9w5Gi/SxhB5D2pXK4=; b=wDdRr2ie8EipGHjyIJW7QURhz7a2GejypQ2dmwJS3fTJrAIs7rUPfjzdHPPBBabioU QV2CA1xJiq36ZKXZkNyDMgDOwhsbvCoBghWlrdxTPj03xTzNFMIHpitfuNiYJ72mIvOz NM6g1N3xKBxP8vq/7cujwSOJPKUrWUuYfAbC8DVetZQArnzWQ+Ur9Y4XK5XvWxjmU1Qx +30902x4lwvyEl1vdQUfMLggFcghAWyWidqak6+hdrNWi28WLHjnDc1y5w30A5IoSxbr GHpmSZFQJ4QdlyiPZGwRB7O7pjcxc2/YzTMS2uIp6UTz8uNS2ygJ30dXSDpIB1Hn3Im1 KVgA==
X-Received by 10.194.110.69 with SMTP id hy5mr151919519wjb.121.1420202167651; Fri, 02 Jan 2015 04:36:07 -0800 (PST)
Date Fri, 2 Jan 2015 13:36:04 +0100
From Ervin Hegedüs <airween@gmail.com>
To Tim Chase <python.list@tim.thechases.com>
Subject Re: How do I remove/unlink wildcarded files
References <20150102090051.GC22372@arxnet.hu> <20150102102153.GA89926@cskk.homeip.net> <20150102053552.6ed449b8@bigbox.christie.dr>
MIME-Version 1.0
Content-Type text/plain; charset=utf-8
Content-Disposition inline
Content-Transfer-Encoding 8bit
In-Reply-To <20150102053552.6ed449b8@bigbox.christie.dr>
User-Agent Mutt/1.5.21 (2010-09-15)
Cc python-list@python.org
X-BeenThere python-list@python.org
X-Mailman-Version 2.1.15
Precedence list
List-Id General discussion list for the Python programming language <python-list.python.org>
List-Unsubscribe <https://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 <https://mail.python.org/mailman/listinfo/python-list>, <mailto:python-list-request@python.org?subject=subscribe>
Newsgroups comp.lang.python
Message-ID <mailman.17321.1420202175.18130.python-list@python.org> (permalink)
Lines 32
NNTP-Posting-Host 2001:888:2000:d::a6
X-Trace 1420202175 news.xs4all.nl 2895 [2001:888:2000:d::a6]:41084
X-Complaints-To abuse@xs4all.nl
Xref csiph.com comp.lang.python:83114

Show key headers only | View raw

Hi,

On Fri, Jan 02, 2015 at 05:35:52AM -0600, Tim Chase wrote:
> On 2015-01-02 21:21, Cameron Simpson wrote:
> > >def unlinkFiles():
> > >    dirname = "/path/to/dir"
> > >    for f in os.listdir(dirname):
> > >        if re.match("^unix*$", f):
> > >            os.remove(os.path.join(dirname, f))
> > 
> > That is a very expensive way to check the filename in this
> > particular case. Consider:
> > 
> >   if f.startswith('unix'):
> > 
> > instead of using a regular expression.
> 
> And worse, the given re would delete a file named "uni" which doesn't
> sound ANYTHING like what the OP wanted :-)

yes, you're right - I've missed out a "." before the "*". :)



thanks:


a.


-- 
I � UTF-8

Back to comp.lang.python | Previous | Next | Find similar | Unroll thread

Thread

Re: How do I remove/unlink wildcarded files Ervin Hegedüs <airween@gmail.com> - 2015-01-02 13:36 +0100

csiph-web