Path: csiph.com!usenet.pasdenom.info!gegeweb.org!de-l.enfer-du-nord.net!feeder1.enfer-du-nord.net!feeds.phibee-telecom.net!newsfeed.xs4all.nl!newsfeed5.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 0.003 X-Spam-Evidence: '*H*': 0.99; '*S*': 0.00; '16,': 0.03; 'url:faqs': 0.09; 'subject:error': 0.11; 'ah,': 0.16; 'from:addr:rosuav': 0.16; 'from:name:chris angelico': 0.16; 'happily': 0.16; 'inserting': 0.16; 'nameerror': 0.16; 'oct': 0.16; 'skip:r 80': 0.16; 'subject:programming': 0.16; 'subject:random': 0.16; 'url:catb': 0.16; 'url:~esr': 0.16; 'wrote:': 0.17; '>>>': 0.18; 'received:209.85.214.174': 0.21; 'insert': 0.23; 'raise': 0.24; 'random': 0.24; 'header:In-Reply-To:1': 0.25; 'am,': 0.27; 'question': 0.27; 'errors.': 0.27; 'message-id:@mail.gmail.com': 0.27; 'chris': 0.28; 'error': 0.30; 'certain': 0.33; 'to:addr :python-list': 0.33; 'point.': 0.33; 'version': 0.34; 'received:google.com': 0.34; 'programming.': 0.35; 'received:209.85': 0.35; 'something': 0.35; 'but': 0.36; 'url:org': 0.36; 'received:209': 0.37; 'subject:: ': 0.38; 'to:addr:python.org': 0.39; 'received:209.85.214': 0.39; 'header:Received:5': 0.40; 'think': 0.40; 'worth': 0.63; 'potentially': 0.66; 'yours': 0.88 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:to :content-type; bh=2lZFsFfolg1cZQnHSVEQxc1kFypUPf5AeSD9i/8eKAM=; b=C3C7CPARetuKzedGQfz7oF7ovcwoWOlAC0awbylPi2Ks51qFHVBDVKmhjqABKdlTG8 hta46qOtd7p+XHjA7TahlKyM0gByotaMv0FWU/tDeldWaVzGg+ibz2LWz3BXPNW4bsNE xp1CBUN8f5xwVnkkr6ecZKTrjeJRo4dF0vATM9gVXTVwdCpQFv/ei2HcWjWbotwawIsf 2kA4QHaiOLCDnrDXH2ZYIiQNBbJ0ddPrSPy8LfG80qGS3EBsZTXpyuR1TVnVW/yTC+GV j8xst/wr40ni9jBcuUd/zOPtXBCS1kvNxBIgJ/7W6clFE11ZMY5Q8iO/Mx50Ww4JTS3a q02g== MIME-Version: 1.0 In-Reply-To: References: Date: Tue, 16 Oct 2012 06:05:13 +1100 Subject: Re: how to insert random error in a programming From: Chris Angelico To: python-list@python.org Content-Type: text/plain; charset=ISO-8859-1 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: 23 NNTP-Posting-Host: 2001:888:2000:d::a6 X-Trace: 1350327916 news.xs4all.nl 6868 [2001:888:2000:d::a6]:39715 X-Complaints-To: abuse@xs4all.nl Xref: csiph.com comp.lang.python:31334 On Tue, Oct 16, 2012 at 4:18 AM, Serhiy Storchaka wrote: > On 15.10.12 17:04, Chris Angelico wrote: >> On Tue, Oct 16, 2012 at 12:55 AM, Debashish Saha wrote: >>> how to insert random error in a programming? >> >> how to ask question good in forumming? >> http://www.catb.org/~esr/faqs/smart-questions.html >> >> But here's one way to do it: >> >> raise random.choice((OSError,IOError,ZeroDivisionError,UnicodeDecodeError,AssertionError))() > > I think OP means something like > > programming[:0] = random.choice((OSError,IOError,ZeroDivisionError,UnicodeDecodeError,AssertionError))() Ah, good point. Though it's worth noting that my version will happily raise a NameError under certain circumstances, while yours will never insert a NameError into programming. This is potentially very important when inserting random errors. ChrisA