Path: csiph.com!v102.xanadu-bbs.net!xanadu-bbs.net!feeder.erje.net!eu.feeder.erje.net!feeds.phibee-telecom.net!newsfeed.xs4all.nl!newsfeed3a.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 0.020 X-Spam-Evidence: '*H*': 0.96; '*S*': 0.00; 'attribute': 0.07; 'style.': 0.09; 'subject:method': 0.09; 'cc:addr:python-list': 0.11; 'attribute,': 0.16; 'boolean': 0.16; 'from:addr:rosuav': 0.16; 'from:name:chris angelico': 0.16; 'wrote:': 0.18; 'cc:addr:python.org': 0.22; 'instance,': 0.24; 'cc:2**0': 0.24; "i've": 0.25; 'pass': 0.26; 'header:In-Reply-To:1': 0.27; 'dec': 0.30; 'message-id:@mail.gmail.com': 0.30; 'class': 0.32; 'cases': 0.33; 'fri,': 0.33; 'something': 0.35; 'received:google.com': 0.35; 'subject:?': 0.36; 'pm,': 0.38; '12,': 0.39; 'more': 0.64; 'obvious': 0.74; 'subject:skip:w 20': 0.91; 'to:none': 0.92 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:cc :content-type; bh=f7ESjna63xFmbSN+UehXZUWq6m7HlaTYIAwURIvjTmw=; b=egYxs/hkncePF1kf9OQOPcqpqUq4IqZm3w34ehDFP7hDHqdhwkEeq41u/8zYudxNBe rStU+6pYlA+YPuc3dz3VGyNRfYPcHgy0xEbfM4+YbU6NhYYc8PcNxpHCWZgExR87ckIK N0HVXPdsEU+fTHAOU1w0MN8dKIUD/hjLgtaNyTfMUu2WIS5w5QuPcUuJCGs8DOme78AA uw38Wv4CJB+1iMl729t1qJEZKeApx+NvUayxAf38+Ta7v6faGJ735uMFj7jkJQUov5a4 u9toaMSC30PjoFnD6CxjbqJ+1avkoAhMMWAmsWqNh9HUs/cqRFOd1HOOM2cNxMa18/0Q BrTA== MIME-Version: 1.0 X-Received: by 10.50.33.51 with SMTP id o19mr1988936igi.34.1418383602272; Fri, 12 Dec 2014 03:26:42 -0800 (PST) In-Reply-To: References: Date: Fri, 12 Dec 2014 22:26:42 +1100 Subject: Re: is_ as method or property? From: Chris Angelico Cc: "python-list@python.org" Content-Type: text/plain; charset=UTF-8 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: 1418383605 news.xs4all.nl 2846 [2001:888:2000:d::a6]:33454 X-Complaints-To: abuse@xs4all.nl Xref: csiph.com comp.lang.python:82438 On Fri, Dec 12, 2014 at 10:21 PM, Mateusz Loskot wrote: > I've got several cases which are not obvious to me. > For instance, class Foo has a boolean attribute, read-write, > which I see a couple of realisations for possible: > 0) Attribute only. class Foo: pass Foo().default = True Unless you need something more than this, go with this style. Much simpler. ChrisA