Path: csiph.com!v102.xanadu-bbs.net!xanadu-bbs.net!news.glorb.com!npeer01.iad.highwinds-media.com!news.highwinds-media.com!feed-me.highwinds-media.com!border3.nntp.dca.giganews.com!Xl.tags.giganews.com!border1.nntp.dca.giganews.com!nntp.giganews.com!local2.nntp.dca.giganews.com!nntp.westnet.com.au!news.westnet.com.au.POSTED!not-for-mail
NNTP-Posting-Date: Fri, 29 Mar 2013 00:49:23 -0500
Date: Fri, 29 Mar 2013 16:46:14 +1100
From: Neil Hodgson <nhodgson@iinet.net.au>
User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:12.0) Gecko/20120428 Thunderbird/12.0.1
MIME-Version: 1.0
Newsgroups: comp.lang.python
Subject: Re: flaming vs accuracy [was Re: Performance of int/long in Python 3]
References: <mailman.3703.1364248275.2939.python-list@python.org> <mailman.3771.1364324590.2939.python-list@python.org> <0b779c80-4f50-4716-8c30-47755c15f304@m12g2000yqp.googlegroups.com> <kit1kg$g2u$1@ger.gmane.org> <nad-98F0A4.17004226032013@news.gmane.org> <kitdqr$4m4$2@ger.gmane.org> <nad-8CB9C0.18315026032013@news.gmane.org> <mailman.3805.1364385073.2939.python-list@python.org> <5153a12d$0$29998$c3e8da3$5496439d@news.astraweb.com> <mailman.3845.1364441182.2939.python-list@python.org> <d2cc443a-e049-42ed-abc6-66b5ea600fe7@j1g2000pbq.googlegroups.com> <mailman.3860.1364451682.2939.python-list@python.org> <987c4bd9-0e5e-4387-9c78-1075a77d3c47@c6g2000yqh.googlegroups.com> <mailman.3863.1364463394.2939.python-list@python.org> <rOednY4OeOjbqcnMnZ2dnUVZ_oWdnZ2d@westnet.com.au> <51543f45$0$29998$c3e8da3$5496439d@news.astraweb.com> <-LGdnWTpyKcdkcjMnZ2dnUVZ_jCdnZ2d@westnet.com.au> <mailman.3937.1364535241.2939.python-list@python.org>
In-Reply-To: <mailman.3937.1364535241.2939.python-list@python.org>
Content-Type: text/plain; charset=ISO-8859-1; format=flowed
Content-Transfer-Encoding: 7bit
Message-ID: <mtGdnT6PbeH5tsjMnZ2dnUVZ_vadnZ2d@westnet.com.au>
Lines: 12
X-Usenet-Provider: http://www.giganews.com
NNTP-Posting-Host: 210.84.0.186
X-Trace: sv3-xABgnWY6Q60ETai0WrVDhOSy5MFRdXVuCJQvBZjAMQej4iaUqKn+1a76tWf5YzpOmxTwv2ridR1ECBv!7H1cOC7Tntx1wx+TL4E2YXTwKgH3lrvWZgeAhVwXdKjiRbmyVchv4ajEueLJ0WFIlFRPGjiaoGl4!1APcmtOeRdx186kiRnw=
X-Complaints-To: abuse@westnet.com.au
X-Abuse-and-DMCA-Info: Please be sure to forward a copy of ALL headers
X-Abuse-and-DMCA-Info: Otherwise we will be unable to process your complaint properly
X-Postfilter: 1.3.40
X-Original-Bytes: 2582
X-Received-Bytes: 2723
Xref: csiph.com comp.lang.python:42226

Chris Angelico:

> But both this and your example of case conversion are, fundamentally,
> iterating over the string. What if you aren't doing that? What if you
> want to parse and process?

    Parsing is also normally a scanning operation. If you want to 
process pieces of the string based on the parse then you remember the 
positions (as iterators) at the significant places and extract/process 
the data based on those positions.

    Neil