Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > comp.lang.python > #11992

Re: relative speed of incremention syntaxes (or "i=i+1" VS "i+=1")

Path csiph.com!x330-a1.tempe.blueboxinc.net!usenet.pasdenom.info!weretis.net!feeder1.news.weretis.net!feeder.erje.net!newsfeed.xs4all.nl!newsfeed5.news.xs4all.nl!xs4all!post.news.xs4all.nl!not-for-mail
Return-Path <me+list/python@ixokai.io>
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; 'python,': 0.01; 'python': 0.08; 'also:': 0.09; 'content-type:multipart/signed': 0.09; 'filename:fname piece:signature': 0.09; 'subject:" ': 0.10; '(at)': 0.16; '(dot)': 0.16; 'content-type:application/pgp- signature': 0.16; 'filename:fname piece:asc': 0.16; 'filename:fname:signature.asc': 0.16; 'received:209.85.213.174': 0.16; 'received:mail-yx0-f174.google.com': 0.16; 'subject:=': 0.16; 'cc:addr:python-list': 0.16; 'wrote:': 0.16; 'language,': 0.17; 'cc:no real name:2**0': 0.20; 'blog:': 0.21; 'cc:2**0': 0.22; 'header:In-Reply-To:1': 0.22; 'fine,': 0.23; 'itself,': 0.23; 'pm,': 0.24; 'second': 0.29; 'cc:addr:python.org': 0.30; 'example': 0.30; 'differently': 0.30; 'hansen': 0.30; 'received:24': 0.32; 'does': 0.32; 'probably': 0.33; '...': 0.34; 'but,': 0.34; 'fail': 0.34; 'behaving': 0.34; 'core': 0.36; 'but': 0.37; 'two': 0.37; 'received:google.com': 0.38; 'received:209.85': 0.38; 'subject:: ': 0.39; 'basic': 0.39; 'subject: (': 0.39; 'header:Reply-To:1': 0.71; 'reply-to:no real name:2**0': 0.71; 'mail:': 0.73; 'subject:+': 0.73; 'clearer': 0.84; 'actions,': 0.91; 'url:io': 0.93
Sender Ixokai <ixokai@ixokai.io>
Date Sun, 21 Aug 2011 21:49:03 -0700
From Stephen Hansen <me+list/python@ixokai.io>
MIME-Version 1.0
To me+list/python@ixokai.io
Subject Re: relative speed of incremention syntaxes (or "i=i+1" VS "i+=1")
References <4e513ceb$0$23863$e4fe514c@news2.news.xs4all.nl> <1313947658.3424.3.camel@thegeorge> <mailman.285.1313955635.27778.python-list@python.org> <747a8223-0a9b-4691-8886-0a04433e54dc@glegroupsg2000goo.googlegroups.com> <mailman.296.1313978913.27778.python-list@python.org> <4e51d7a9$0$29992$c3e8da3$5496439d@news.astraweb.com> <4E51DCFC.60106@ixokai.io>
In-Reply-To <4E51DCFC.60106@ixokai.io>
X-Enigmail-Version 1.1.1
OpenPGP id=555B1FE5; url=http://id.ixokai.io/pub.asc
Content-Type multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="------------enig911EAE69FD1A8F22CB4C3B0F"
Cc python-list@python.org
X-BeenThere python-list@python.org
X-Mailman-Version 2.1.12
Precedence list
Reply-To me+list/python@ixokai.io
List-Id General discussion list for the Python programming language <python-list.python.org>
List-Unsubscribe <http://mail.python.org/mailman/options/python-list>, <mailto:python-list-request@python.org?subject=unsubscribe>
List-Archive <http://mail.python.org/pipermail/python-list>
List-Post <mailto:python-list@python.org>
List-Help <mailto:python-list-request@python.org?subject=help>
List-Subscribe <http://mail.python.org/mailman/listinfo/python-list>, <mailto:python-list-request@python.org?subject=subscribe>
Newsgroups comp.lang.python
Message-ID <mailman.300.1313988549.27778.python-list@python.org> (permalink)
Lines 56
NNTP-Posting-Host 2001:888:2000:d::a6
X-Trace 1313988549 news.xs4all.nl 23866 [2001:888:2000:d::a6]:33388
X-Complaints-To abuse@xs4all.nl
Xref x330-a1.tempe.blueboxinc.net comp.lang.python:11992

Show key headers only | View raw

[Multipart message — attachments visible in raw view] - view raw

On 8/21/11 9:37 PM, Stephen Hansen wrote:
> But, += is Python itself adding an unpredictable behavior into the core
> language, with its own base types behaving

... very differently to fundamental, basic appearing operators.

Editing fail on my part.

Similarly:

> But for Python, all by itself, with nothing but built-in and basic
> types, to have a situation where:
> 
>     a = a + b
>     a += b

... would be clearer if the second example were "x += y".

> ... does two very distinctly different actions, even if in many or
> even most circumstances the end-result is probably the same and probably
> fine, is my criticism.
> 

-- 

   Stephen Hansen
   ... Also: Ixokai
   ... Mail: me+list/python (AT) ixokai (DOT) io
   ... Blog: http://meh.ixokai.io/

Back to comp.lang.python | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread

Thread

Re: relative speed of incremention syntaxes (or "i=i+1" VS "i+=1") Andreas Löscher <andreas.loescher@s2005.tu-chemnitz.de> - 2011-08-21 19:27 +0200
  Re: relative speed of incremention syntaxes (or "i=i+1" VS "i+=1") Laurent <laurent.payot@gmail.com> - 2011-08-21 10:48 -0700
    Re: relative speed of incremention syntaxes (or "i=i+1" VS "i+=1") Laurent <laurent.payot@gmail.com> - 2011-08-21 11:03 -0700
  Re: relative speed of incremention syntaxes (or "i=i+1" VS "i+=1") Christian Heimes <lists@cheimes.de> - 2011-08-21 20:24 +0200
    Re: relative speed of incremention syntaxes (or "i=i+1" VS "i+=1") Roy Smith <roy@panix.com> - 2011-08-21 14:52 -0400
      Re: relative speed of incremention syntaxes (or "i=i+1" VS "i+=1") Andreas Löscher <andreas.loescher@s2005.tu-chemnitz.de> - 2011-08-22 01:17 +0200
        Re: relative speed of incremention syntaxes (or "i=i+1" VS "i+=1") Chris Angelico <rosuav@gmail.com> - 2011-08-22 00:37 +0100
        Re: relative speed of incremention syntaxes (or "i=i+1" VS "i+=1") Terry Reedy <tjreedy@udel.edu> - 2011-08-21 19:38 -0400
          Re: relative speed of incremention syntaxes (or "i=i+1" VS "i+=1") Andreas Löscher <andreas.loescher@s2005.tu-chemnitz.de> - 2011-08-22 02:00 +0200
        Re: relative speed of incremention syntaxes (or "i=i+1" VS "i+=1") Seebs <usenet-nospam@seebs.net> - 2011-08-22 05:33 +0000
  Re: relative speed of incremention syntaxes (or "i=i+1" VS "i+=1") Terry Reedy <tjreedy@udel.edu> - 2011-08-21 15:39 -0400
    Re: relative speed of incremention syntaxes (or "i=i+1" VS "i+=1") Laurent <laurent.payot@gmail.com> - 2011-08-21 12:53 -0700
      Re: relative speed of incremention syntaxes (or "i=i+1" VS "i+=1") Laurent <laurent.payot@gmail.com> - 2011-08-21 12:55 -0700
      Re: relative speed of incremention syntaxes (or "i=i+1" VS "i+=1") Laurent <laurent.payot@gmail.com> - 2011-08-21 12:55 -0700
      Re: relative speed of incremention syntaxes (or "i=i+1" VS "i+=1") Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2011-08-22 11:12 +1000
        Re: relative speed of incremention syntaxes (or "i=i+1" VS "i+=1") "Richard D. Moores" <rdmoores@gmail.com> - 2011-08-22 02:55 -0700
        Re: relative speed of incremention syntaxes (or "i=i+1" VS "i+=1") Emile van Sebille <emile@fenx.com> - 2011-08-22 09:35 -0700
        Re: relative speed of incremention syntaxes (or "i=i+1" VS "i+=1") Emile van Sebille <emile@fenx.com> - 2011-08-22 10:22 -0700
    Re: relative speed of incremention syntaxes (or "i=i+1" VS "i+=1") Laurent <laurent.payot@gmail.com> - 2011-08-21 13:04 -0700
    Re: relative speed of incremention syntaxes (or "i=i+1" VS "i+=1") Laurent <laurent.payot@gmail.com> - 2011-08-21 12:53 -0700
      Re: relative speed of incremention syntaxes (or "i=i+1" VS "i+=1") Andreas Löscher <andreas.loescher@s2005.tu-chemnitz.de> - 2011-08-22 01:25 +0200
        Re: relative speed of incremention syntaxes (or "i=i+1" VS "i+=1") Chris Angelico <rosuav@gmail.com> - 2011-08-22 00:41 +0100
          Re: relative speed of incremention syntaxes (or "i=i+1" VS "i+=1") Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2011-08-22 11:16 +1000
        Re: relative speed of incremention syntaxes (or "i=i+1" VS "i+=1") Christian Heimes <lists@cheimes.de> - 2011-08-22 04:04 +0200
        Re: relative speed of incremention syntaxes (or "i=i+1" VS "i+=1") Terry Reedy <tjreedy@udel.edu> - 2011-08-21 22:11 -0400
      Re: relative speed of incremention syntaxes (or "i=i+1" VS "i+=1") Stephen Hansen <me+list/python@ixokai.io> - 2011-08-21 19:08 -0700
        Re: relative speed of incremention syntaxes (or "i=i+1" VS "i+=1") Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2011-08-22 14:14 +1000
          Re: relative speed of incremention syntaxes (or "i=i+1" VS "i+=1") Stephen Hansen <me+list/python@ixokai.io> - 2011-08-21 21:37 -0700
          Re: relative speed of incremention syntaxes (or "i=i+1" VS "i+=1") Stephen Hansen <me+list/python@ixokai.io> - 2011-08-21 21:49 -0700
  Re: relative speed of incremention syntaxes (or "i=i+1" VS "i+=1") casevh <casevh@gmail.com> - 2011-08-21 21:14 -0700

csiph-web