Re: Why does os.stat() tell me that my file-group has no members?

Path	csiph.com!usenet.pasdenom.info!gegeweb.org!usenet-fr.net!nerim.net!novso.com!newsfeed.xs4all.nl!newsfeed4.news.xs4all.nl!xs4all!post.news.xs4all.nl!not-for-mail
Return-Path	<kushal.kumaran@gmail.com>
X-Original-To	python-list@python.org
Delivered-To	python-list@mail.python.org
X-Spam-Status	OK 0.004
X-Spam-Evidence	'H': 0.99; 'S': 0.00; 'python.': 0.02; 'subject:file': 0.07; 'python': 0.09; 'explanation': 0.09; 'subject:Why': 0.09; 'subject:members': 0.09; 'underlying': 0.09; 'assume': 0.11; 'library': 0.15; 'represents': 0.15; 'did:': 0.16; 'structures,': 0.16; 'subject:group': 0.17; 'sender:addr:gmail.com': 0.18; 'mostly': 0.20; 'os,': 0.22; 'defined': 0.22; 'header:In-Reply-To:1': 0.25; 'header:User- Agent:1': 0.26; "doesn't": 0.28; 'helpful.': 0.29; 'writes:': 0.29; 'worked': 0.30; 'url:python': 0.32; 'structure': 0.32; 'to:addr:python-list': 0.33; 'received:google.com': 0.34; 'received:209.85.220': 0.35; 'subject:?': 0.35; 'received:209.85': 0.35; 'url:org': 0.36; 'modules': 0.36; 'url:library': 0.36; 'received:209': 0.37; 'data': 0.37; 'subject:: ': 0.38; 'url:docs': 0.38; 'page': 0.38; 'to:addr:python.org': 0.39; 'subject:-': 0.40; 'header:Received:5': 0.40; 'skip:u 10': 0.60; 'email addr:gmail.com': 0.63; 'received:117': 0.75; 'message- id:@mx.google.com': 0.81; 'subject:tell': 0.84
DKIM-Signature	v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=x-received:sender:from:to:subject:in-reply-to:references:user-agent :date:message-id:mime-version:content-type; bh=619OGPU4BzUgqDXxHOwuqOpC+NluWGkyr76668heksw=; b=vdfDatuXcz3r3KseSuvVtvadO4bNDmDxoXR7omU66LB4qv+6XEo0pOxCrAtsVSbGnx b+pKxNzGmq/q5KXc4OEEvHGorVqH2TMpMJnWlXFogz0w4IyxRcYTjzAO96+lvfPRPKHS ozF5igV0fT/L238YIeTWCysfIVYIqFPH0J/9tB8nUPBmKDyF0HBVjvKmXhUvcOlMvJJn kXLWOl6moNKdRdBubouEi04UImiomtxdSVm8ocLphxrOktckiFPAp3/unyTFCmEHd0Fo Q6mouCyVqC8TfYKj7Ev+gK10PXq3zHTHshC1XPoUkKFDNk7tUYSMtSNtoAPDq8UQ4GQC t56Q==
X-Received	by 10.68.209.170 with SMTP id mn10mr27055498pbc.11.1355987828326; Wed, 19 Dec 2012 23:17:08 -0800 (PST)
Sender	Kushal Kumaran <kushal.kumaran@gmail.com>
From	Kushal Kumaran <kushal.kumaran+python@gmail.com>
To	python-list@python.org
Subject	Re: Why does os.stat() tell me that my file-group has no members?
In-Reply-To	<c4fa639f-5959-4a65-9d54-33e51d1acb50@googlegroups.com>
References	<ec7fc1b0-1553-4e17-8d2f-71de44ed2840@googlegroups.com> <50d24afc$0$6955$e4fe514c@news2.news.xs4all.nl> <c4fa639f-5959-4a65-9d54-33e51d1acb50@googlegroups.com>
User-Agent	Notmuch/0.14+83~gae459a3 (http://notmuchmail.org) Emacs/24.1.1 (x86_64-pc-linux-gnu)
Date	Thu, 20 Dec 2012 12:46:55 +0530
MIME-Version	1.0
Content-Type	text/plain
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	<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.1092.1355987831.29569.python-list@python.org> (permalink)
Lines	19
NNTP-Posting-Host	2001:888:2000:d::a6
X-Trace	1355987831 news.xs4all.nl 6922 [2001:888:2000:d::a6]:36182
X-Complaints-To	abuse@xs4all.nl
Xref	csiph.com comp.lang.python:35183

Show key headers only | View raw

saqib.ali.75@gmail.com writes:

> Thanks!! This was very helpful. It worked perfectly.
> I had no clue about the intricacies of how python represents the group data from the underlying OS.
>
> This page doesn't go into to detailed explanation like you did: http://docs.python.org/2/library/grp.html
>

That's mostly because it represents the group data almost exactly as the
underlying OS, including using the same structure member names as
defined in pwd.h.  The unix-specific modules often assume the user is
familiar with the underlying library calls and data structures, and is
looking for a way to use them from python.

> <snip>

-- 
regards,
kushal

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

Thread

Why does os.stat() tell me that my file-group has no members? saqib.ali.75@gmail.com - 2012-12-19 13:40 -0800
  Re: Why does os.stat() tell me that my file-group has no members? Hans Mulder <hansmu@xs4all.nl> - 2012-12-20 00:17 +0100
    Re: Why does os.stat() tell me that my file-group has no members? saqib.ali.75@gmail.com - 2012-12-19 17:23 -0800
      Re: Why does os.stat() tell me that my file-group has no members? Chris Angelico <rosuav@gmail.com> - 2012-12-20 13:28 +1100
      Re: Why does os.stat() tell me that my file-group has no members? Kushal Kumaran <kushal.kumaran+python@gmail.com> - 2012-12-20 12:46 +0530

csiph-web