Path: csiph.com!fu-berlin.de!uni-berlin.de!not-for-mail From: Ben Finney Newsgroups: comp.lang.python Subject: Re: Object identity has no necessary connection to memory location Date: Fri, 27 Nov 2015 07:00:56 +1100 Lines: 25 Message-ID: References: <56550273$0$1585$c3e8da3$5496439d@news.astraweb.com> <5655f27b$0$1614$c3e8da3$5496439d@news.astraweb.com> <6imd5b9it55sucrcl95o95tppro7errfsi@4ax.com> <871tbdf2o0.fsf@elektro.pacujo.net> <70qd5b9lbtjlsotn7d21gor4rd67o79ou7@4ax.com> <1esd5bdujvog21u4qu6llhna5c3d573873@4ax.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Trace: news.uni-berlin.de pNCE4TC7a87LADks8E/0oAOxU9UiPzklB7xD0nWfysNw== Cancel-Lock: sha1:TlESRFoyUaCikfhMa2JWEB+dSj8= Return-Path: X-Original-To: python-list@python.org Delivered-To: python-list@mail.python.org X-Spam-Status: OK 0.002 X-Spam-Evidence: '*H*': 1.00; '*S*': 0.00; 'position,': 0.04; 'pypy': 0.07; 'exiting': 0.09; 'moving.': 0.09; "object's": 0.09; 'received:80.91': 0.09; 'received:80.91.229': 0.09; 'received:gmane.org': 0.09; 'received:list': 0.09; 'reliably': 0.09; 'subject:Object': 0.09; 'elevator': 0.16; 'received:80.91.229.3': 0.16; 'received:io': 0.16; 'received:plane.gmane.org': 0.16; 'received:psf.io': 0.16; 'scare': 0.16; 'memory': 0.17; 'numerical': 0.18; 'seems': 0.23; 'unlike': 0.23; 'header:User-Agent:1': 0.26; 'header:X-Complaints- To:1': 0.26; 'connected': 0.27; 'url:wikipedia': 0.29; 'wright': 0.29; 'url:wiki': 0.30; 'statement': 0.32; 'identity': 0.35; 'url:org': 0.36; 'to:addr:python-list': 0.36; 'subject:: ': 0.37; 'received:org': 0.37; 'url:en': 0.39; 'to:addr:python.org': 0.40; 'still': 0.40; 'your': 0.60; 'minutes': 0.64; 'stand': 0.67; 'saw': 0.77; '_o__)': 0.84; 'farrance': 0.84; 'received:125': 0.84; 'subject:location': 0.84; 'subject:necessary': 0.84 X-Injected-Via-Gmane: http://gmane.org/ X-Gmane-NNTP-Posting-Host: jigong.madmonks.org X-Public-Key-ID: 0xAC128405 X-Public-Key-Fingerprint: 517C F14B B2F3 98B0 CB35 4855 B8B2 4C06 AC12 8405 X-Public-Key-URL: http://www.benfinney.id.au/contact/bfinney-pubkey.asc X-Post-From: Ben Finney User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.4 (gnu/linux) X-BeenThere: python-list@python.org X-Mailman-Version: 2.1.20+ Precedence: list List-Id: General discussion list for the Python programming language List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Xref: csiph.com comp.lang.python:99594 Dave Farrance writes: > >> >Dave Farrance : > >> > > >> >> (Conversely, I see that unlike CPython, all PyPy's numbers have > >> >> unchanging ids, even after exiting PyPy and restarting, so it seems > >> >> that PyPy's numerical ids are "faked".) > > Hence > > https://en.wikipedia.org/wiki/Scare_quotes I saw the scare quotes. They still communicate your position that object identity “should” be reliably connected to the object's memory location. Either you don't hold that position, in which case your original statement was as ambiguous as this most recent one you wrote; or you do hold that position, and my response stands. -- \ “When I was little, my grandfather used to make me stand in a | `\ closet for five minutes without moving. He said it was elevator | _o__) practice.” —Steven Wright | Ben Finney