Path: csiph.com!usenet.pasdenom.info!aioe.org!news.stack.nl!newsfeed.xs4all.nl!newsfeed1.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 0.001 X-Spam-Evidence: '*H*': 1.00; '*S*': 0.00; '(at': 0.04; 'guido': 0.05; 'context': 0.07; 'variables': 0.07; 'string': 0.09; 'received:80.91': 0.09; 'received:80.91.229': 0.09; 'received:gmane.org': 0.09; 'received:list': 0.09; 'rossum': 0.09; 'python': 0.11; 'jan': 0.12; '(taken': 0.16; 'builtins': 0.16; 'clashes': 0.16; 'long-time': 0.16; 'posters': 0.16; 'received:80.91.229.3': 0.16; 'received:dip0.t-ipconnect.de': 0.16; 'received:plane.gmane.org': 0.16; 'received:t-ipconnect.de': 0.16; 'reedy': 0.16; 'stumbling': 0.16; 'wrote:': 0.18; '(not': 0.18; 'bit': 0.19; 'file,': 0.19; 'written': 0.21; 'seems': 0.21; 'saying': 0.22; 'header:User-Agent:1': 0.23; 'relaxed': 0.24; 'post': 0.26; 'least': 0.26; 'header:X-Complaints-To:1': 0.27; 'van': 0.27; 'idea': 0.28; "i'm": 0.30; 'usually': 0.31; 'file': 0.32; 'guess': 0.33; 'but': 0.35; 'there': 0.35; 'should': 0.36; 'clear': 0.37; 'being': 0.38; 'to:addr:python-list': 0.38; 'pm,': 0.38; 'sure': 0.39; 'to:addr:python.org': 0.39; 'received:org': 0.40; 'most': 0.60; 'matter': 0.61; 'first': 0.61; 'making': 0.63; 'become': 0.64; 'more': 0.64; 'worth': 0.66; 'obvious': 0.74; 'me).': 0.84; 'otten': 0.84; 'rusi': 0.91; 'subject:Don': 0.91 X-Injected-Via-Gmane: http://gmane.org/ To: python-list@python.org From: Peter Otten <__peter__@web.de> Subject: Re: "Don't rebind built-in names*" - it confuses readers Date: Tue, 11 Jun 2013 14:06:05 +0200 Organization: None References: <2eb38e14-55ea-4fe2-9108-9a13ef120a73@s2g2000pbz.googlegroups.com> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8Bit X-Gmane-NNTP-Posting-Host: p508490cf.dip0.t-ipconnect.de User-Agent: KNode/4.7.3 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: 31 NNTP-Posting-Host: 2001:888:2000:d::a6 X-Trace: 1370952362 news.xs4all.nl 15948 [2001:888:2000:d::a6]:35924 X-Complaints-To: abuse@xs4all.nl Xref: csiph.com comp.lang.python:47657 rusi wrote: > On Jun 11, 12:09 pm, Peter Otten <__pete...@web.de> wrote: >> Terry Jan Reedy wrote: >> > Many long-time posters have advised "Don't rebind built-in names*. >> >> I'm in that camp, but I think this old post by Guido van Rossum is worth >> reading to put the matter into perspective: > > Not sure what you are saying Peter… If it is this (taken without > context): > >> (Not that it isn't a good idea to avoid obvious clashes -- >> 'str' for string variables and 'type' for type variables being the >> most obvious stumbling blocks.) > > then I guess we are saying the same thing?? > > If however we consider the context of that message: > First there was only open, then there came file, and file was > considered better than open, now again file seems to have disappeared > from python3… and this message is written in the context of making the > 'kosherness' of one python generation become the *different* > kosherness of the next… > > then what the message of the Guido-quote is, is not clear (at least to > me). As I understand it we should be a bit more relaxed about the matter of shading builtins with local variables than we usually are ;)