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Re: Py 3.3, unicode / upper()

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Date Wed, 19 Dec 2012 18:53:32 -0800
From Westley Martínez <anikom15@gmail.com>
To python-list@python.org
Subject Re: Py 3.3, unicode / upper()
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On Wed, Dec 19, 2012 at 02:23:15PM -0700, Ian Kelly wrote:
> On Wed, Dec 19, 2012 at 1:55 PM,  <wxjmfauth@gmail.com> wrote: 
> > If "wrong", this can be considered as programmatically correct
> > or logically acceptable (Py3.2)
> >
> >>>> 'Straße'.upper().lower().capitalize() == 'Straße'
> > True
> >
> > while this will *always* be problematic (Py3.3)
> >
> >>>> 'Straße'.upper().lower().capitalize() == 'Straße'
> > False
> 
> On the other hand (Py3.2):
> 
> >>> 'Straße'.upper().isupper()
> False
> 
> vs. Py3.3:
> 
> >>> 'Straße'.upper().isupper()
> True
> 
> There is probably no one clearly correct way to handle the problem,
> but personally this contradiction bothers me more than the example
> that you posted.

Why would it ever be wrong for 'Straße' to not equal 'Strasse'?  Python
is not intended to do any sort of advanced linguistic processing.  It is
comparing strings not words.  It is not problematic.  It makes sense.

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Thread

Py 3.3, unicode / upper() wxjmfauth@gmail.com - 2012-12-19 06:23 -0800
  Re: Py 3.3, unicode / upper() Thomas Bach <thbach@students.uni-mainz.de> - 2012-12-19 15:43 +0100
  Re: Py 3.3, unicode / upper() Christian Heimes <christian@python.org> - 2012-12-19 15:52 +0100
    Re: Py 3.3, unicode / upper() wxjmfauth@gmail.com - 2012-12-19 12:55 -0800
      Re: Py 3.3, unicode / upper() Ian Kelly <ian.g.kelly@gmail.com> - 2012-12-19 14:23 -0700
        Re: Py 3.3, unicode / upper() wxjmfauth@gmail.com - 2012-12-20 11:42 -0800
        Re: Py 3.3, unicode / upper() wxjmfauth@gmail.com - 2012-12-20 11:42 -0800
      Re: Py 3.3, unicode / upper() Chris Angelico <rosuav@gmail.com> - 2012-12-20 13:01 +1100
      Re: Py 3.3, unicode / upper() Westley Martínez <anikom15@gmail.com> - 2012-12-19 18:53 -0800
    Re: Py 3.3, unicode / upper() wxjmfauth@gmail.com - 2012-12-19 12:55 -0800
  Re: Py 3.3, unicode / upper() Stefan Krah <stefan-usenet@bytereef.org> - 2012-12-19 16:01 +0100
  Re: Py 3.3, unicode / upper() Chris Angelico <rosuav@gmail.com> - 2012-12-20 02:17 +1100
  Re: Py 3.3, unicode / upper() Johannes Bauer <dfnsonfsduifb@gmx.de> - 2012-12-19 16:18 +0100
    Re: Py 3.3, unicode / upper() Johannes Bauer <dfnsonfsduifb@gmx.de> - 2012-12-19 16:22 +0100
    Re: Py 3.3, unicode / upper() Chris Angelico <rosuav@gmail.com> - 2012-12-20 02:40 +1100
      Re: Py 3.3, unicode / upper() Johannes Bauer <dfnsonfsduifb@gmx.de> - 2012-12-20 15:57 +0100
    Re: Py 3.3, unicode / upper() Ian Kelly <ian.g.kelly@gmail.com> - 2012-12-19 11:27 -0700
      Re: Py 3.3, unicode / upper() wxjmfauth@gmail.com - 2012-12-19 13:18 -0800
        Re: Py 3.3, unicode / upper() Ian Kelly <ian.g.kelly@gmail.com> - 2012-12-19 14:31 -0700
          Re: Py 3.3, unicode / upper() wxjmfauth@gmail.com - 2012-12-20 11:40 -0800
            Re: Py 3.3, unicode / upper() Terry Reedy <tjreedy@udel.edu> - 2012-12-20 17:48 -0500
            Re: Py 3.3, unicode / upper() Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2012-12-20 22:51 +0000
          Re: Py 3.3, unicode / upper() wxjmfauth@gmail.com - 2012-12-20 11:40 -0800
      Re: Py 3.3, unicode / upper() wxjmfauth@gmail.com - 2012-12-19 13:18 -0800
    Re: Py 3.3, unicode / upper() Terry Reedy <tjreedy@udel.edu> - 2012-12-19 19:39 -0500
    Re: Py 3.3, unicode / upper() Chris Angelico <rosuav@gmail.com> - 2012-12-20 13:03 +1100
    Re: Py 3.3, unicode / upper() Terry Reedy <tjreedy@udel.edu> - 2012-12-19 21:54 -0500
    Re: Py 3.3, unicode / upper() Westley Martínez <anikom15@gmail.com> - 2012-12-19 19:12 -0800
    Re: Py 3.3, unicode / upper() Chris Angelico <rosuav@gmail.com> - 2012-12-20 14:22 +1100
    Re: Py 3.3, unicode / upper() Terry Reedy <tjreedy@udel.edu> - 2012-12-20 00:32 -0500
      Re: Py 3.3, unicode / upper() Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2012-12-20 05:51 +0000
      Re: Py 3.3, unicode / upper() wxjmfauth@gmail.com - 2012-12-20 11:57 -0800
        Re: Py 3.3, unicode / upper() Terry Reedy <tjreedy@udel.edu> - 2012-12-20 17:30 -0500
      Re: Py 3.3, unicode / upper() wxjmfauth@gmail.com - 2012-12-20 11:57 -0800
    Re: Py 3.3, unicode / upper() Serhiy Storchaka <storchaka@gmail.com> - 2012-12-27 21:00 +0200
      Re: Py 3.3, unicode / upper() wxjmfauth@gmail.com - 2012-12-27 11:36 -0800
      Re: Py 3.3, unicode / upper() wxjmfauth@gmail.com - 2012-12-27 11:36 -0800
  Re: Py 3.3, unicode / upper() Christian Heimes <christian@python.org> - 2012-12-19 16:33 +0100
    Re: Py 3.3, unicode / upper() wxjmfauth@gmail.com - 2012-12-29 11:16 -0800
    Re: Py 3.3, unicode / upper() wxjmfauth@gmail.com - 2012-12-29 11:16 -0800
  Re: Py 3.3, unicode / upper() Benjamin Peterson <benjamin@python.org> - 2012-12-19 20:25 +0000
  Re: Py 3.3, unicode / upper() wxjmfauth@gmail.com - 2012-12-20 11:19 -0800
    Re: Py 3.3, unicode / upper() MRAB <python@mrabarnett.plus.com> - 2012-12-20 20:20 +0000
    Re: Py 3.3, unicode / upper() Chris Angelico <rosuav@gmail.com> - 2012-12-21 08:19 +1100
    Re: Py 3.3, unicode / upper() Terry Reedy <tjreedy@udel.edu> - 2012-12-20 17:12 -0500
    Re: Py 3.3, unicode / upper() Terry Reedy <tjreedy@udel.edu> - 2012-12-20 17:59 -0500
    Re: Py 3.3, unicode / upper() Ian Kelly <ian.g.kelly@gmail.com> - 2012-12-20 17:34 -0700

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