Path: csiph.com!v102.xanadu-bbs.net!xanadu-bbs.net!news.mixmin.net!feeds.phibee-telecom.net!newsfeed.xs4all.nl!newsfeed3.news.xs4all.nl!xs4all!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 0.045 X-Spam-Evidence: '*H*': 0.91; '*S*': 0.00; 'abstraction': 0.09; 'received:80.91': 0.09; 'received:80.91.229': 0.09; 'received:gmane.org': 0.09; 'received:list': 0.09; '\xe2\x80\x94': 0.09; 'finney': 0.16; 'received:80.91.229.3': 0.16; 'received:plane.gmane.org': 0.16; 'then?': 0.16; 'ignore': 0.16; "python's": 0.19; 'saying': 0.22; 'header:User-Agent:1': 0.23; 'header:X-Complaints-To:1': 0.27; 'point': 0.28; 'writes:': 0.31; 'entirely': 0.33; 'received:com.au': 0.36; 'level': 0.37; 'being': 0.38; 'ben': 0.38; 'to:addr:python-list': 0.38; 'anything': 0.39; 'does': 0.39; 'to:addr:python.org': 0.39; 'changed': 0.39; 'received:org': 0.40; "you're": 0.61; "you've": 0.63; 'making': 0.63; 'skip:\xe2 10': 0.65; '8bit%:46': 0.78; 'assertion.': 0.84; 'conclude': 0.84; 'leak': 0.84; 'received:125': 0.84 X-Injected-Via-Gmane: http://gmane.org/ To: python-list@python.org From: Ben Finney Subject: Re: Reference Date: Thu, 06 Mar 2014 12:05:18 +1100 References: <53144e8d$0$2149$426a74cc@news.free.fr> <1d1dfa1b-b715-4d8f-9c12-f0d3dc1a22c9@googlegroups.com> <85ppm3httu.fsf@benfinney.id.au> <20140303155112.46e34ff8@bigbox.christie.dr> <87siqy7whs.fsf@elektro.pacujo.net> <53155c15$0$2923$c3e8da3$76491128@news.astraweb.com> <164d209c-ba5e-449f-bc25-c27ebfb1fc0f@googlegroups.com> <5316b0dc$0$2923$c3e8da3$76491128@news.astraweb.com> <53176cfe$0$29985$c3e8da3$5496439d@news.astraweb.com> <87mwh475bc.fsf@elektro.pacujo.net> <87bnxk73gb.fsf@elektro.pacujo.net> <87mwh45esp.fsf@elektro.pacujo.net> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Gmane-NNTP-Posting-Host: vmx15867.hosting24.com.au X-Public-Key-ID: 0xBD41714B X-Public-Key-Fingerprint: 9CFE 12B0 791A 4267 887F 520C B7AC 2E51 BD41 714B X-Public-Key-URL: http://www.benfinney.id.au/contact/bfinney-gpg.asc X-Post-From: Ben Finney User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/23.4 (gnu/linux) Cancel-Lock: sha1:f8j5oXZoIOnaIDaBP5tPuzgyFoQ= 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: 22 NNTP-Posting-Host: 2001:888:2000:d::a6 X-Trace: 1394067931 news.xs4all.nl 2857 [2001:888:2000:d::a6]:54888 X-Complaints-To: abuse@xs4all.nl Xref: csiph.com comp.lang.python:67903 Marko Rauhamaa writes: > Ben Finney : > > > Then this does not count as a leaky abstraction. All you're saying is > > that the ‘id(foo)’ result is a representation of the object identity, > > which is entirely at the level of the abstraction. Nothing is leaked. > > I wasn't making a point about a leaky abstraction. Can we conclude that you've changed your position on this, then? You now accept that Python's object identity abstraction is not leaky? In the absence of you demonstrating a leak in that abstraction, we can ignore the assertion. -- \ “For myself, I am an optimist — it does not seem to be much use | `\ being anything else.” —Winston Churchill, 1954-11-09 | _o__) | Ben Finney