Path: csiph.com!usenet.pasdenom.info!weretis.net!feeder1.news.weretis.net!feeder.erje.net!eu.feeder.erje.net!newsfeed.xs4all.nl!newsfeed5.news.xs4all.nl!xs4all!newsgate.cistron.nl!newsgate.news.xs4all.nl!post.news.xs4all.nl!not-for-mail Return-Path: X-Original-To: python-list@python.org Delivered-To: python-list@mail.python.org X-Spam-Status: OK 0.003 X-Spam-Evidence: '*H*': 0.99; '*S*': 0.00; 'reason,': 0.07; 'from:addr:ethan': 0.09; 'from:addr:stoneleaf.us': 0.09; 'from:name:ethan furman': 0.09; 'message-id:@stoneleaf.us': 0.09; 'received:184.172': 0.09; 'received:gator410.hostgator.com': 0.09; '~ethan~': 0.09; 'language': 0.14; 'evaluates': 0.16; 'wrote:': 0.17; 'to:name:python-list@python.org': 0.20; 'subject:skip:i 10': 0.22; 'header:In-Reply-To:1': 0.25; 'header:User-Agent:1': 0.26; 'subject:list': 0.28; 'no,': 0.29; 'becomes': 0.30; 'to:addr :python-list': 0.33; 'that,': 0.34; 'subject:: ': 0.38; 'some': 0.38; 'to:addr:python.org': 0.39; 'subject:-': 0.40; 'header:Received:5': 0.40; 'received:67.18': 0.65; 'dennis': 0.91 Date: Fri, 09 Nov 2012 13:49:48 -0800 From: Ethan Furman User-Agent: Thunderbird 1.5.0.10 (Windows/20070221) MIME-Version: 1.0 To: "python-list@python.org" Subject: Re: Multi-dimensional list initialization References: <5098d2ac$0$29980$c3e8da3$5496439d@news.astraweb.com> <5099bf7d$0$29980$c3e8da3$5496439d@news.astraweb.com> <5B80DD153D7D744689F57F4FB69AF4741678D229@SCACMX008.exchad.jpmchase.net> In-Reply-To: <5B80DD153D7D744689F57F4FB69AF4741678D229@SCACMX008.exchad.jpmchase.net> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - gator410.hostgator.com X-AntiAbuse: Original Domain - python.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - stoneleaf.us X-BWhitelist: no X-Source: X-Source-Args: X-Source-Dir: X-Source-Sender: ([192.168.11.101]) [173.12.184.238]:50379 X-Source-Auth: ethan+stoneleaf.us X-Email-Count: 1 X-Source-Cap: dG9idWs7dG9idWs7Z2F0b3I0MTAuaG9zdGdhdG9yLmNvbQ== X-BeenThere: python-list@python.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: General discussion list for the Python programming language List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Newsgroups: comp.lang.python Message-ID: Lines: 16 NNTP-Posting-Host: 2001:888:2000:d::a6 X-Trace: 1352498168 news.xs4all.nl 6933 [2001:888:2000:d::a6]:50153 X-Complaints-To: abuse@xs4all.nl Xref: csiph.com comp.lang.python:33058 Prasad, Ramit wrote: > Dennis Lee Bieber wrote: >> Of course, if one has a language that, for some reason, evaluates >> right-to-left (APL, anyone), then >> >> x := x - x - x >> >> becomes >> >> x := x - 0 > > Is that not the same as x:=-x? No, its the same as 'x = x'. ~Ethan~