Path: csiph.com!fu-berlin.de!uni-berlin.de!not-for-mail From: Random832 Newsgroups: comp.lang.python Subject: Re: What exactly is "exact" (was Clean Singleton Docstrings) Date: Mon, 18 Jul 2016 09:25:02 -0400 Lines: 10 Message-ID: References: <7046c74e-e5ea-4dde-8847-8c556756a563@googlegroups.com> <5789B601.9000604@stoneleaf.us> <9d2a0934-bf26-42a8-9bb2-e4e75b2d2ad3@googlegroups.com> <1468652038.1427719.667878897.460955C0@webmail.messagingengine.com> <578a027c$0$1616$c3e8da3$5496439d@news.astraweb.com> <69d8d886-c18a-4c05-8bca-9a05afacd9a9@googlegroups.com> <85r3arsgd0.fsf@benfinney.id.au> <1468848302.3478533.669441217.49D14390@webmail.messagingengine.com> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Trace: news.uni-berlin.de zRdaLWujIIN6NF+TpQlmIAoxhefglPSNxy6SKiK1jLGw== Return-Path: X-Original-To: python-list@python.org Delivered-To: python-list@mail.python.org X-Spam-Status: OK 0.006 X-Spam-Evidence: '*H*': 0.99; '*S*': 0.00; 'received:internal': 0.09; 'measurement': 0.16; 'message-id:@webmail.messagingengine.com': 0.16; 'observations': 0.16; 'received:10.202': 0.16; 'received:10.202.2': 0.16; 'received:66.111': 0.16; 'received:66.111.4': 0.16; 'received:io': 0.16; 'received:messagingengine.com': 0.16; 'received:psf.io': 0.16; 'subject:Singleton': 0.16; 'wrote:': 0.16; "shouldn't": 0.18; 'programming': 0.22; 'header:In-Reply-To:1': 0.24; 'mon,': 0.24; 'sense': 0.26; 'environment': 0.29; 'though.': 0.33; 'to:addr :python-list': 0.36; 'subject:: ': 0.37; 'received:10': 0.37; 'say': 0.37; 'received:66': 0.38; 'to:addr:python.org': 0.40; 'header:Message-Id:1': 0.61; 'jul': 0.72 DKIM-Signature: v=1; a=rsa-sha1; c=relaxed/relaxed; d=fastmail.com; h= content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to:x-sasl-enc :x-sasl-enc; s=mesmtp; bh=LRKFbqD3/v0lVCL7Jbfcq9vZbxQ=; b=tsg2Wc ApwK40ATgty3d6t67njbFfi1xO264LSElFY2t8V7VmnMdp3BnNnQQyF2ZMRKWCsZ FsAHsiq1uWjF03kcbfVvQm0VcBuAAycuWE3tcoYt9s9WJtxgYFrU9JhIn8hX0Dox Crchq88OSVjt+50fXSPJcuZM22Qn+MSfbBlDY= DKIM-Signature: v=1; a=rsa-sha1; c=relaxed/relaxed; d= messagingengine.com; h=content-transfer-encoding:content-type :date:from:in-reply-to:message-id:mime-version:references :subject:to:x-sasl-enc:x-sasl-enc; s=smtpout; bh=LRKFbqD3/v0lVCL 7Jbfcq9vZbxQ=; b=loXSeA03k1A6tp7G7eKpgo+ozFFzBb2L7CCN54CYEvsNvyu mEexNRPPTddnTwxzk9OPUMn2QIcs+HJLPjJ8w0DpdslYjE/aWzaoOkAY2wyEia22 BCOpa7r+hI6pHpfFuPNokBtfArRX6OmWYkpAdLjnH+FGRYC8PovxJoBEa9YY= X-Sasl-Enc: VCdF2PFvWGD6prrtSApeHRRmwQuElw+sq1mSCZDjLizK 1468848302 X-Mailer: MessagingEngine.com Webmail Interface - ajax-6fae4dd4 In-Reply-To: <85r3arsgd0.fsf@benfinney.id.au> X-BeenThere: python-list@python.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: General discussion list for the Python programming language List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-Mailman-Original-Message-ID: <1468848302.3478533.669441217.49D14390@webmail.messagingengine.com> X-Mailman-Original-References: <7046c74e-e5ea-4dde-8847-8c556756a563@googlegroups.com> <5789B601.9000604@stoneleaf.us> <9d2a0934-bf26-42a8-9bb2-e4e75b2d2ad3@googlegroups.com> <1468652038.1427719.667878897.460955C0@webmail.messagingengine.com> <578a027c$0$1616$c3e8da3$5496439d@news.astraweb.com> <69d8d886-c18a-4c05-8bca-9a05afacd9a9@googlegroups.com> <85r3arsgd0.fsf@benfinney.id.au> Xref: csiph.com comp.lang.python:111606 On Mon, Jul 18, 2016, at 00:46, Ben Finney wrote: > What is =E2=80=9Cthose=E2=80=9D? The measurement is imprecise, the observ= ations are > inexact. >=20 > It makes no sense to say that a number is inexact. Exactness is not a > property of a number. There's no reason it shouldn't be a property of an object of a numeric type available in a programming environment though.