Path: csiph.com!newsfeed.hal-mli.net!feeder3.hal-mli.net!news.stack.nl!newsfeed.xs4all.nl!newsfeed4.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; 'python,': 0.02; 'subject:bug': 0.07; 'received:67.192': 0.09; 'received:67.192.241': 0.09; 'received:dfw.emailsrvr.com': 0.09; 'python': 0.11; 'bug': 0.12; 'wrote': 0.14; '#python': 0.16; '0.01': 0.16; '0.07': 0.16; ':-/': 0.16; 'skip:n 50': 0.16; 'subject:python': 0.16; ':-)': 0.16; 'wrote:': 0.18; 'seems': 0.21; 'header:User-Agent:1': 0.23; 'received:emailsrvr.com': 0.24; "i've": 0.25; 'received:(smtp server)': 0.26; 'header:In-Reply- To:1': 0.27; "i'm": 0.30; 'code': 0.31; 'url:python': 0.33; 'problem.': 0.35; 'but': 0.35; 'crazy': 0.36; 'thanks': 0.36; 'subject:?': 0.36; 'url:org': 0.36; 'to:addr:python-list': 0.38; 'pm,': 0.38; 'to:addr:python.org': 0.39; 'kind': 0.63; 'lot,': 0.93 X-Virus-Scanned: OK Date: Fri, 20 Jun 2014 18:19:28 -0700 From: Gary Herron User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.5.0 MIME-Version: 1.0 To: python-list@python.org Subject: Re: python 3.44 float addition bug? References: In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit 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: 36 NNTP-Posting-Host: 2001:888:2000:d::a6 X-Trace: 1403313571 news.xs4all.nl 2940 [2001:888:2000:d::a6]:60837 X-Complaints-To: abuse@xs4all.nl Xref: csiph.com comp.lang.python:73472 On 06/20/2014 06:11 PM, FraserL wrote: > Ok I've seen https://docs.python.org/2/tutorial/floatingpoint.html now > thanks to Yhg1s on #python > > I bet you get this kind of thing a lot, sorry :-/ Yes, often, but it's not a problem. :-) > > > FraserL wrote in > news:XnsA35313E634BA0fraserlonggmailcom34@216.196.109.145: > >> I think I found a strange bug in python 3.4.1, > ... >> #test code >> z = 0.01 >> p = 0.0 >> for x, y in enumerate(range(1, 20)): >> p += z >> print(p) >> #end >> >> >> 3.4.1 output: >> > ... >> 0.05 >> 0.060000000000000005 >> 0.07 > ... >> >> I'm not hugely accustomed to Python, but this seems crazy to me. >>