Path: csiph.com!usenet.pasdenom.info!news.redatomik.org!newsfeed.xs4all.nl!newsfeed4a.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 0.004 X-Spam-Evidence: '*H*': 0.99; '*S*': 0.00; 'from:addr:yahoo.co.uk': 0.04; 'impacts': 0.07; '__init__': 0.09; 'lawrence': 0.09; 'received:80.91': 0.09; 'received:80.91.229': 0.09; 'received:gmane.org': 0.09; 'received:list': 0.09; 'release,': 0.09; 'bug': 0.12; 'language.': 0.14; '(it': 0.16; 'buggy': 0.16; 'builtins': 0.16; 'received:80.91.229.3': 0.16; 'received:plane.gmane.org': 0.16; 'reedy': 0.16; 'subject:object': 0.16; 'subject:skip:m 10': 0.16; 'url:whatsnew': 0.16; 'language': 0.16; 'wrote:': 0.18; 'header:User-Agent:1': 0.23; 'error': 0.23; 'sorry,': 0.24; "i've": 0.25; 'tracker': 0.26; 'least': 0.26; 'gets': 0.27; 'header:X-Complaints-To:1': 0.27; 'header:In-Reply- To:1': 0.27; 'tried': 0.27; 'url:bugs': 0.29; "i'm": 0.30; 'went': 0.31; 'code': 0.31; 'object.': 0.31; 'this.': 0.32; 'url:python': 0.33; 'core': 0.34; 'but': 0.35; 'url:org': 0.36; 'searching': 0.37; 'seconds': 0.37; 'depends': 0.38; 'mine': 0.38; 'to:addr :python-list': 0.38; 'pm,': 0.38; 'to:addr:python.org': 0.39; 'changed': 0.39; 'received:org': 0.40; 'skip:u 10': 0.60; 'ago.': 0.61; 'break': 0.61; 'url:3': 0.61; 'took': 0.61; 'our': 0.64; 'charset:windows-1252': 0.65; 'believe': 0.68; 'url:4': 0.69; 'saw': 0.77; '3.4': 0.84; 'awhile': 0.84; 'composing': 0.84; 'convinced': 0.93 X-Injected-Via-Gmane: http://gmane.org/ To: python-list@python.org From: Mark Lawrence Subject: Re: Basic misunderstanding on object creation Date: Wed, 13 May 2015 18:43:59 +0100 References: <25ba3a96-21ee-4a83-b7c1-8ac60508d30c@googlegroups.com> Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit X-Gmane-NNTP-Posting-Host: host-78-147-179-197.as13285.net User-Agent: Mozilla/5.0 (Windows NT 6.3; WOW64; rv:31.0) Gecko/20100101 Thunderbird/31.6.0 In-Reply-To: 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: , Newsgroups: comp.lang.python Message-ID: Lines: 32 NNTP-Posting-Host: 2001:888:2000:d::a6 X-Trace: 1431539049 news.xs4all.nl 2970 [2001:888:2000:d::a6]:56542 X-Complaints-To: abuse@xs4all.nl Xref: csiph.com comp.lang.python:90571 On 13/05/2015 18:05, Terry Reedy wrote: > On 5/13/2015 12:38 PM, Mark Lawrence wrote: > >> I'm completely convinced that I've seen a change go through on the bug >> tracker that impacts on this area, but many months if not years ago. >> Unfortunately searching the bug tracker for super, __new__, __init__ and >> so on gets a lot of hits, leaving my Mk1 eyeballs overworked. At least >> I've tried but sorry, had to give up :( > > From my post, sent while you were composing this. (It took me awhile to > find it.) > > Bugfixes break code that depends on buggy behavior. See > https://bugs.python.org/issue1683368 > Your code also fails in 2.7.9 if you inherit Foo from object. > The exact error messages changed for 3.4 in > https://bugs.python.org/issue7963 > > (Found by searching https://docs.python.org/3.4/whatsnew/changelog.html > for 'object'. selecting 'Highlight All', and scanning Core and Builtins > sections. I believe the change went into some 2.7.x release, as well as > 3.3.0a1) Yes, I saw your email from the bug tracker roughly five seconds after I hit the SEND key for mine above :) -- My fellow Pythonistas, ask not what our language can do for you, ask what you can do for our language. Mark Lawrence