Path: csiph.com!x330-a1.tempe.blueboxinc.net!usenet.pasdenom.info!aioe.org!news.stack.nl!newsfeed.xs4all.nl!newsfeed6.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 0.019 X-Spam-Evidence: '*H*': 0.96; '*S*': 0.00; 'python': 0.08; 'from:addr:python': 0.09; 'message- id:@webmail.messagingengine.com': 0.09; 'x-mailer:messagingengine.com webmail interface': 0.09; 'from:addr:bdurham.com': 0.16; 'received:66.111.4.26': 0.16; 'received:out2.smtp.messagingengine.com': 0.16; 'terry,': 0.16; 'received:internal': 0.19; 'to:2**1': 0.21; 'loop': 0.22; 'header :In-Reply-To:1': 0.22; 'received:10.202': 0.23; 'received:10.202.2': 0.23; 'received:66.111': 0.23; 'received:66.111.4': 0.23; 'received:messagingengine.com': 0.23; 'received:smtp.messagingengine.com': 0.23; 'classes': 0.30; 'malcolm': 0.30; 'none,': 0.30; 'thanks': 0.31; 'to:addr:python- list': 0.34; 'accepted': 0.36; 'charset:us-ascii': 0.36; 'subject:new': 0.36; 'feedback': 0.36; 'subject:: ': 0.38; 'to:addr:python.org': 0.39; 'header:Message-Id:1': 0.61; 'from:no real name:2**0': 0.62; 'proposal': 0.67; 'become': 0.72; 'motivating': 0.84; 'news.': 0.84 DKIM-Signature: v=1; a=rsa-sha1; c=relaxed/relaxed; d= messagingengine.com; h=message-id:from:to:mime-version :content-transfer-encoding:content-type:in-reply-to:references :subject:date; s=smtpout; bh=CTWU9GoNGHJKZYfljcHHIxir4vs=; b=IcK xmuMuEp5IKfkjNBi0ETaOCB+iNhpTHSq1sdiXXWbnxioHJ9lmyCuPuN9MFYqpcKL soAts4lWd0rKrc10HbhaSLGvvkPskSFzZ2iS+Ai24gy3RZaE9fTc5CKcpJXSHLii EKz7JUFW0LmQLfODAr+8f3p1pgbIS27NtXfEctxI= X-Sasl-Enc: ekod8a4SQky1kT3Ia4b6jsTmP8ShljcdhZflyW+z52B7 1312040600 From: python@bdurham.com To: "Terry Reedy" , python-list@python.org MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii" X-Mailer: MessagingEngine.com Webmail Interface In-Reply-To: References: <4e320a02$0$29966$c3e8da3$5496439d@news.astraweb.com><99h9r1FprmU1@mid.individual.net> Subject: Re: NoneType and new instances Date: Sat, 30 Jul 2011 11:43:20 -0400 X-BeenThere: python-list@python.org X-Mailman-Version: 2.1.12 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: 9 NNTP-Posting-Host: 2001:888:2000:d::a6 X-Trace: 1312040604 news.xs4all.nl 23902 [2001:888:2000:d::a6]:54743 X-Complaints-To: abuse@xs4all.nl Xref: x330-a1.tempe.blueboxinc.net comp.lang.python:10584 Hi Terry, > Ethan's proposal was accepted on python-ideas. In Python 3.3, the classes for the singletons None, Ellipsis, and NotImplemented will be callables that return the singleton. Thanks for sharing this news. Its motivating to see this type of feedback loop because it encourages others (myself included!) to become more involved in the process. Malcolm