Path: csiph.com!v102.xanadu-bbs.net!xanadu-bbs.net!feeder.erje.net!eu.feeder.erje.net!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; 'from:addr:yahoo.co.uk': 0.04; 'attributes': 0.09; 'lawrence': 0.09; 'received:80.91': 0.09; 'received:80.91.229': 0.09; 'received:gmane.org': 0.09; 'received:list': 0.09; 'python': 0.11; 'kurt': 0.12; 'language.': 0.14; '365': 0.16; 'averaging': 0.16; 'received:80.91.229.3': 0.16; 'received:plane.gmane.org': 0.16; 'files.': 0.16; 'language': 0.16; 'wrote:': 0.18; 'module': 0.19; 'trying': 0.19; 'header:User-Agent:1': 0.23; 'header:X-Complaints-To:1': 0.27; 'header:In-Reply-To:1': 0.27; '???': 0.30; 'subject:list': 0.30; 'file:': 0.31; 'lists': 0.32; 'maybe': 0.34; 'url:org': 0.36; 'to:addr:python-list': 0.38; 'to:addr:python.org': 0.39; 'received:org': 0.40; 'days': 0.60; 'our': 0.64; 'charset:windows-1252': 0.65; 'repeat': 0.74; 'average': 0.93 X-Injected-Via-Gmane: http://gmane.org/ To: python-list@python.org From: Mark Lawrence Subject: Re: Functions on list items Date: Tue, 19 Aug 2014 18:43:26 +0100 References: <33c7dfd2-015a-4b3f-a3c8-7bf4d6b6cb73@googlegroups.com> Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit X-Gmane-NNTP-Posting-Host: host-78-147-18-246.as13285.net User-Agent: Mozilla/5.0 (Windows NT 6.3; WOW64; rv:31.0) Gecko/20100101 Thunderbird/31.0 In-Reply-To: <33c7dfd2-015a-4b3f-a3c8-7bf4d6b6cb73@googlegroups.com> 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: 17 NNTP-Posting-Host: 2001:888:2000:d::a6 X-Trace: 1408470222 news.xs4all.nl 2829 [2001:888:2000:d::a6]:60039 X-Complaints-To: abuse@xs4all.nl Xref: csiph.com comp.lang.python:76584 On 19/08/2014 18:34, Kurt wrote: > I am trying to process the following calendar and data attributes in a file: > Da Mo Yr AttrA AttrB AttrC... > I need to average AttrA for each of 365 Da days across Yr years. Then do the same for 27K files. Repeat for AttrB, AttrC etc. > Can I do the averaging with lists or do I need some Python Db module (if it exists)? > > Kurt > Maybe http://pandas.pydata.org/ ??? -- My fellow Pythonistas, ask not what our language can do for you, ask what you can do for our language. Mark Lawrence