Path: csiph.com!x330-a1.tempe.blueboxinc.net!usenet.pasdenom.info!aioe.org!feeder.news-service.com!xlned.com!feeder7.xlned.com!news2.euro.net!newsgate.cistron.nl!newsgate.news.xs4all.nl!post.news.xs4all.nl!not-for-mail
Return-Path: <python-python-list@m.gmane.org>
X-Original-To: python-list@python.org
Delivered-To: python-list@mail.python.org
X-Spam-Status: OK 0.000
X-Spam-Evidence: '*H*': 1.00; '*S*': 0.00; 'bug.': 0.07; 'terry': 0.07; 'finish.': 0.09; 'received:80.91': 0.09; 'received:80.91.229': 0.09; 'received:80.91.229.12': 0.09; 'received:gmane.org': 0.09; 'received:list': 0.09; 'received:lo.gmane.org': 0.09; 'this).': 0.09; 'am,': 0.14; 'wrote:': 0.14; '8:26': 0.16; 'fixes.': 0.16; 'reedy': 0.16; 'roy': 0.16; 'jan': 0.22; 'subject:list': 0.22; 'header:In-Reply- To:1': 0.22; '(and': 0.22; 'doc': 0.23; "i'm": 0.26; 'to:addr :python-list': 0.32; 'things': 0.33; 'header:X-Complaints-To:1': 0.34; 'post': 0.34; 'returned': 0.35; 'header:User-Agent:1': 0.35; 'suggested': 0.35; 'report': 0.37; 'should': 0.37; 'either': 0.37; 'received:org': 0.38; 'to:addr:python.org': 0.39; 'header:Mime- Version:1': 0.39; 'header:Received:5': 0.40; 'conclude': 0.95
X-Injected-Via-Gmane: http://gmane.org/
To: python-list@python.org
From: Terry Reedy <tjreedy@udel.edu>
Subject: Re: checking if a list is empty
Date: Thu, 12 May 2011 15:37:48 -0400
References: <mailman.1226.1304663814.9059.python-list@python.org>	<200e93c2-6b87-4113-9c6f-85815e51ea77@28g2000yqu.googlegroups.com>	<4dc4b3c5$0$29991$c3e8da3$5496439d@news.astraweb.com>	<iuvp98-446.ln1@svn.schaathun.net> <roy-5F8DA7.08265211052011@news.panix.com>
Mime-Version: 1.0
Content-Type: text/plain; charset=ISO-8859-1; format=flowed
Content-Transfer-Encoding: 7bit
X-Gmane-NNTP-Posting-Host: rain.gmane.org
User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.2.17) Gecko/20110414 Lightning/1.0b2 Thunderbird/3.1.10
In-Reply-To: <roy-5F8DA7.08265211052011@news.panix.com>
X-BeenThere: python-list@python.org
X-Mailman-Version: 2.1.12
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.1487.1305229085.9059.python-list@python.org>
Lines: 11
NNTP-Posting-Host: 82.94.164.166
X-Trace: 1305229085 news.xs4all.nl 65870 [::ffff:82.94.164.166]:34877
X-Complaints-To: abuse@xs4all.nl
Xref: x330-a1.tempe.blueboxinc.net comp.lang.python:5252

On 5/11/2011 8:26 AM, Roy Smith wrote:

> I conclude that li == [] should have returned False.  Either I'm not
> understanding things correctly, or this is a bug.

The doc is wrong (and not only on this). I am working on a report with 
suggested fixes. Will post number when finish.

-- 
Terry Jan Reedy