Path: csiph.com!v102.xanadu-bbs.net!xanadu-bbs.net!feeder.erje.net!eu.feeder.erje.net!xlned.com!feeder3.xlned.com!news.astraweb.com!border2.a.newsrouter.astraweb.com!news.tele.dk!news.tele.dk!small.news.tele.dk!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 0.003 X-Spam-Evidence: '*H*': 0.99; '*S*': 0.00; 'syntax': 0.04; 'output': 0.05; 'subject:Python': 0.06; 'assign': 0.07; 'context': 0.07; 'input,': 0.09; 'received:80.91': 0.09; 'received:80.91.229': 0.09; 'received:gmane.org': 0.09; 'received:list': 0.09; 'excellent!': 0.16; 'finney': 0.16; 'received:80.91.229.3': 0.16; 'received:plane.gmane.org': 0.16; 'subject:breaking': 0.16; 'have:': 0.19; 'input': 0.22; 'header:User-Agent:1': 0.23; 'looks': 0.24; '(or': 0.24; 'header:X-Complaints-To:1': 0.27; 'important.': 0.30; 'statement': 0.30; 'writes:': 0.31; 'open': 0.33; 'common': 0.35; 'but': 0.35; 'there': 0.35; 'really': 0.36; 'subject:?': 0.36; 'skip:o 20': 0.38; 'thank': 0.38; 'ben': 0.38; 'to:addr:python-list': 0.38; 'to:addr:python.org': 0.39; 'received:org': 0.40; 'expression': 0.60; 'most': 0.60; 'you.': 0.62; 'name': 0.63; 'power': 0.76; 'batchelder': 0.84; 'subject:long': 0.84; '\xe2\x80\x9cthe': 0.91 X-Injected-Via-Gmane: http://gmane.org/ To: python-list@python.org From: Ben Finney Subject: Re: Python and PEP8 - Recommendations on breaking up long lines? Date: Thu, 28 Nov 2013 14:06:50 +1100 References: Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Gmane-NNTP-Posting-Host: rasputin.madmonks.org X-Public-Key-ID: 0xAC128405 X-Public-Key-Fingerprint: 517C F14B B2F3 98B0 CB35 4855 B8B2 4C06 AC12 8405 X-Public-Key-URL: http://www.benfinney.id.au/contact/bfinney-gpg.asc X-Post-From: Ben Finney User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/23.4 (gnu/linux) Cancel-Lock: sha1:z1zNsX54/x42rcZ/KkR7xJP5CL4= 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: 22 NNTP-Posting-Host: 2001:888:2000:d::a6 X-Trace: 1385608023 news.xs4all.nl 15884 [2001:888:2000:d::a6]:60683 X-Complaints-To: abuse@xs4all.nl Xref: csiph.com comp.lang.python:60669 Ned Batchelder writes: > The important thing in a with statement is that the assigned name will > be closed (or otherwise exited) automatically. The open call is just > the expression used to assign the name. The expression there isn't > really important. This looks odd, but works the same as what you > have: > > input = open(self.full_path) > output = open(self.output_csv, 'ab') > with input as input, output as output: > ... Excellent! That solves for me a significant irritation of the syntax for multiple context managers. Thank you. -- \ “The most common way people give up their power is by thinking | `\ they don't have any.” —Alice Walker | _o__) | Ben Finney