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Groups > comp.lang.python > #25880

Re: the meaning of rユ.......ï¾

From Henrik Faber <hfaber@invalid.net>
Newsgroups comp.lang.python
Subject Re: the meaning of rユ.......ï¾
Date 2012-07-23 16:42 +0200
Organization Aioe.org NNTP Server
Message-ID <jujnt8$osp$2@speranza.aioe.org> (permalink)
References (3 earlier) <roy-D44797.08552123072012@news.panix.com> <jujja3$dfn$1@speranza.aioe.org> <mailman.2467.1343050549.4697.python-list@python.org> <jujkut$hr3$1@speranza.aioe.org> <mailman.2473.1343053204.4697.python-list@python.org>

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On 23.07.2012 16:19, Chris Angelico wrote:
> On Mon, Jul 23, 2012 at 11:52 PM, Henrik Faber <hfaber@invalid.net> wrote:
>> What about × vs x? Or Ì vs Í vs Î vs Ï vs Ĩ vs Ī vs ī vs Ĭ vs ĭ vs Į vs
>> į vs I vs İ? Do you think if you need to maintain such code you'll
>> immediately know the difference between the 13 (!) different "I"s I just
>> happened to pull out randomly you need to chose and how to get it? What
>> about Ȝ vs ȝ? Or Ȣ vs ȣ? Or ȸ vs ȹ? Or d vs Ԁ vs ԁ vs ԃ vs Ԃ? Or ց vs g?
>> Or ս vs u?
> 
> If they're different characters, they're different. It's not unlike
> the confusion you can already get between uppercase I and lowercase l,
> or between uppercase and lowercase of the same letter, or between rn
> and m, or between any other of myriad confusingly-similar pairs that
> can be found just in ASCII.

But your reasoning is flawed: bascially you're saying some things are
already confusing, so it's just fine to add more confusion. It is not in
my opinion.

And that the computer can differentiate different characters is also
perfectly clear to me. The interpreter can also tell the difference
between a non-breaking space and a regular space. Yet the non breaking
space is not valid for a identifying character. This is because
readability counts.

People write and maintain code, not machines. Confusion should be kept
to the miminum if possible.

> Of course, SOMEBODY is going to make use of those to improve upon this
> sort of code:
> 
> http://thedailywtf.com/Articles/Uppity.aspx

If that was written by my coworkers, I'd strangle them.

Regards,
Henrik

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Thread

Re: the meaning of r’.......‘ Chris Angelico <rosuav@gmail.com> - 2012-07-23 17:59 +1000
  Re: the meaning of r’.......‘ Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2012-07-23 08:07 +0000
    Re: the meaning of rユ.......ï¾ Roy Smith <roy@panix.com> - 2012-07-23 08:55 -0400
      Re: the meaning of rユ.......�¾ Chris Angelico <rosuav@gmail.com> - 2012-07-23 23:06 +1000
        Re: the meaning of r¹.......?3Ž4 Roy Smith <roy@panix.com> - 2012-07-23 09:22 -0400
        Re: the meaning of rユ.......�¾ Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2012-07-23 15:59 +0000
          Re: the meaning of rユ.......�¾ Chris Angelico <rosuav@gmail.com> - 2012-07-24 02:10 +1000
          Re: the meaning of r?.......?¾ Dennis Lee Bieber <wlfraed@ix.netcom.com> - 2012-07-23 16:46 -0400
          Re: the meaning of r`.......` Thomas Rachel <nutznetz-0c1b6768-bfa9-48d5-a470-7603bd3aa915@spamschutz.glglgl.de> - 2012-07-24 10:45 +0200
      Re: the meaning of rユ.......ï¾ Alex Strickland <sscc@mweb.co.za> - 2012-07-23 15:10 +0200
      Re: the meaning of rユ.......�¾ Dave Angel <d@davea.name> - 2012-07-23 09:22 -0400
        Re: the meaning of rユ.......�¾ Larry Hudson <orgnut@yahoo.com> - 2012-07-24 00:01 -0700
      Re: the meaning of rユ.......ï¾ Henrik Faber <hfaber@invalid.net> - 2012-07-23 15:24 +0200
        Re: the meaning of rユ.......ï¾ Chris Angelico <rosuav@gmail.com> - 2012-07-23 23:35 +1000
          Re: the meaning of rユ.......ï¾ Henrik Faber <hfaber@invalid.net> - 2012-07-23 15:52 +0200
            Re: the meaning of rユ.......ï¾ Henrik Faber <hfaber@invalid.net> - 2012-07-23 15:55 +0200
              Re: the meaning of rユ.......ï¾ Henrik Faber <hfaber@invalid.net> - 2012-07-23 15:59 +0200
                Re: the meaning of rユ.......ï¾ Alain Ketterlin <alain@dpt-info.u-strasbg.fr> - 2012-07-23 16:08 +0200
                Re: the meaning of rユ.......ï¾ Mark Lawrence <breamoreboy@yahoo.co.uk> - 2012-07-23 15:43 +0100
                Re: the meaning of rユ.......ï¾ Henrik Faber <hfaber@invalid.net> - 2012-07-23 16:43 +0200
                Re: the meaning of rユ.......ï¾ Mark Lawrence <breamoreboy@yahoo.co.uk> - 2012-07-23 16:29 +0100
                Re: the meaning of rユ.......ï¾ John Gordon <gordon@panix.com> - 2012-07-23 15:56 +0000
                Re: the meaning of rユ.......ï¾ Chris Angelico <rosuav@gmail.com> - 2012-07-24 02:09 +1000
                Re: the meaning of rユ.......ï¾ Ben Finney <ben+python@benfinney.id.au> - 2012-07-25 00:35 +1000
                Re: the meaning of rユ.......ï¾ Chris Angelico <rosuav@gmail.com> - 2012-07-25 00:50 +1000
                Re: the meaning of rユ.......ï¾ Maarten <maarten.sneep@knmi.nl> - 2012-07-24 07:44 -0700
                Re: the meaning of rユ.......ï¾ Ben Finney <ben+python@benfinney.id.au> - 2012-07-25 13:07 +1000
                Re: the meaning of rユ.......ï¾ Chris Angelico <rosuav@gmail.com> - 2012-07-25 14:11 +1000
                Re: the meaning of rユ.......ï¾ Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2012-07-25 06:07 +0000
                Re: the meaning of rユ.......ï¾ Mark Lawrence <breamoreboy@yahoo.co.uk> - 2012-07-25 07:37 +0100
                Re: the meaning of rユ.......ï¾ Ben Finney <ben+python@benfinney.id.au> - 2012-07-25 16:43 +1000
                Re: the meaning of rユ.......ï¾ Mark Lawrence <breamoreboy@yahoo.co.uk> - 2012-07-25 08:13 +0100
                Re: the meaning of rユ.......ï¾ Ian Kelly <ian.g.kelly@gmail.com> - 2012-07-25 09:21 -0600
                Re: the meaning of rユ.......ï¾ Ian Kelly <ian.g.kelly@gmail.com> - 2012-07-24 10:36 -0600
                Re: the meaning of rユ.......ï¾ Chris Angelico <rosuav@gmail.com> - 2012-07-25 02:42 +1000
                Re: the meaning of rユ.......ï¾ Ethan Furman <ethan@stoneleaf.us> - 2012-07-24 09:59 -0700
                Re: the meaning of rユ.......ï¾ Devin Jeanpierre <jeanpierreda@gmail.com> - 2012-07-24 10:02 -0400
                Re: the meaning of rユ.......ï¾ Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2012-07-23 17:10 +0000
                Re: the meaning of rユ.......ï¾ rusi <rustompmody@gmail.com> - 2012-07-23 08:08 -0700
              Re: the meaning of rユ.......ï¾ Jan Riechers <janpeterr@freenet.de> - 2012-07-23 21:29 +0300
            Re: the meaning of rユ.......ï¾ Devin Jeanpierre <jeanpierreda@gmail.com> - 2012-07-23 10:10 -0400
              Re: the meaning of rユ.......ï¾ Henrik Faber <hfaber@invalid.net> - 2012-07-23 16:40 +0200
                Re: the meaning of rユ.......ï¾ Chris Angelico <rosuav@gmail.com> - 2012-07-24 00:53 +1000
                Re: the meaning of rユ.......ï¾ Devin Jeanpierre <jeanpierreda@gmail.com> - 2012-07-23 11:02 -0400
              Re: the meaning of rユ.......ï¾ Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2012-07-23 16:54 +0000
            Re: the meaning of rユ.......ï¾ Chris Angelico <rosuav@gmail.com> - 2012-07-24 00:19 +1000
              Re: the meaning of rユ.......ï¾ Henrik Faber <hfaber@invalid.net> - 2012-07-23 16:42 +0200
                Re: the meaning of rユ.......ï¾ Dennis Lee Bieber <wlfraed@ix.netcom.com> - 2012-07-23 14:10 -0400
            Re: the meaning of rユ.......ï¾ Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2012-07-23 16:53 +0000
        Re: the meaning of r?.......ï¾ MRAB <python@mrabarnett.plus.com> - 2012-07-23 16:46 +0100
        Re: the meaning of rユ.......ï¾ Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2012-07-23 16:33 +0000
          Re: the meaning of rユ.......ï¾ Ross Ridge <rridge@csclub.uwaterloo.ca> - 2012-07-23 14:43 -0400
      Re: the meaning of rユ.......ï¾ Henrik Faber <hfaber@invalid.net> - 2012-07-23 15:26 +0200
      Re: the meaning of r.......ïŸ Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2012-07-23 15:49 +0000
        Re: the meaning of r.......ïŸ Serhiy Storchaka <storchaka@gmail.com> - 2012-07-26 16:34 +0300
      Re: the meaning of rユ.......ï¾ Ross Ridge <rridge@csclub.uwaterloo.ca> - 2012-07-23 12:19 -0400
      Re: the meaning of r?.......?¾ Dennis Lee Bieber <wlfraed@ix.netcom.com> - 2012-07-23 13:44 -0400
  Re: the meaning of r’.......‘ John Roth <johnroth1@gmail.com> - 2012-07-23 17:50 -0700
  Re: the meaning of r’.......‘ John Roth <johnroth1@gmail.com> - 2012-07-23 17:50 -0700

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