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Groups > comp.lang.python > #69079

Re: unicode as valid naming symbols

Date 2014-03-25 15:47 -0700
From Ethan Furman <ethan@stoneleaf.us>
Subject Re: unicode as valid naming symbols
References <lgsi07$k1p$1@speranza.aioe.org> <mailman.8531.1395775491.18130.python-list@python.org> <5331D902.3030902@gmail.com>
Newsgroups comp.lang.python
Message-ID <mailman.8547.1395790617.18130.python-list@python.org> (permalink)

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On 03/25/2014 12:29 PM, Mark H Harris wrote:
> On 3/25/14 2:24 PM, MRAB wrote:
>> It's explained in PEP 3131.
>>
>> Basically, a name should to start with a letter (this has been extended
>> to include Chinese characters, etc) or an underscore.
>>
>> λ is a classified as Lowercase_Letter.
>>
>> √ is classified as Math_Symbol.
>
>     Thanks much!  I'll note that for improvements. Any unicode symbol (that is not a number) should be allowed as an
> identifier.

No, it shouldn't.  Doing so would mean we could not use √ as the square root operator in the future.

Identifiers are made up of letters, numbers, and the underscore.  Considering all the unicode letters and unicode 
numbers out there, you shouldn't be lacking for names.

--
~Ethan~

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Thread

unicode as valid naming symbols Mark H Harris <harrismh777@gmail.com> - 2014-03-25 13:30 -0500
  Re: unicode as valid naming symbols wxjmfauth@gmail.com - 2014-03-25 11:52 -0700
    Re: unicode as valid naming symbols Mark H Harris <harrismh777@gmail.com> - 2014-03-25 14:24 -0500
    Re: unicode as valid naming symbols Rustom Mody <rustompmody@gmail.com> - 2014-03-25 19:16 -0700
  Re: unicode as valid naming symbols MRAB <python@mrabarnett.plus.com> - 2014-03-25 19:24 +0000
    Re: unicode as valid naming symbols Mark H Harris <harrismh777@gmail.com> - 2014-03-25 14:29 -0500
      Re: unicode as valid naming symbols Marko Rauhamaa <marko@pacujo.net> - 2014-03-25 21:48 +0200
        Re: unicode as valid naming symbols Skip Montanaro <skip@pobox.com> - 2014-03-25 14:54 -0500
        Re: unicode as valid naming symbols Cameron Simpson <cs@zip.com.au> - 2014-03-26 09:16 +1100
      Re: unicode as valid naming symbols Ian Kelly <ian.g.kelly@gmail.com> - 2014-03-25 13:49 -0600
      Re: unicode as valid naming symbols Tim Chase <python.list@tim.thechases.com> - 2014-03-25 15:29 -0500
      Re: unicode as valid naming symbols Ethan Furman <ethan@stoneleaf.us> - 2014-03-25 15:47 -0700
      Re: unicode as valid naming symbols Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2014-03-25 23:58 +0000
        Re: unicode as valid naming symbols Mark H Harris <harrismh777@gmail.com> - 2014-03-27 10:28 -0500
          Re: unicode as valid naming symbols Rustom Mody <rustompmody@gmail.com> - 2014-03-27 08:51 -0700
            Re: unicode as valid naming symbols Mark H Harris <harrismh777@gmail.com> - 2014-03-27 11:03 -0500
              Re: unicode as valid naming symbols Gregory Ewing <greg.ewing@canterbury.ac.nz> - 2014-03-28 12:45 +1300
            Re: unicode as valid naming symbols MRAB <python@mrabarnett.plus.com> - 2014-03-27 17:17 +0000
              Re: unicode as valid naming symbols Rustom Mody <rustompmody@gmail.com> - 2014-03-27 10:53 -0700
          Re: unicode as valid naming symbols Ian Kelly <ian.g.kelly@gmail.com> - 2014-03-27 10:22 -0600
            Re: unicode as valid naming symbols Rustom Mody <rustompmody@gmail.com> - 2014-03-27 10:41 -0700
          Re: unicode as valid naming symbols Chris Angelico <rosuav@gmail.com> - 2014-03-28 03:23 +1100
          Re: unicode as valid naming symbols Antoon Pardon <antoon.pardon@rece.vub.ac.be> - 2014-03-31 11:55 +0200
          Re: unicode as valid naming symbols Ian Kelly <ian.g.kelly@gmail.com> - 2014-03-31 11:40 -0600
          Re: unicode as valid naming symbols Tim Chase <python.list@tim.thechases.com> - 2014-03-31 13:02 -0500
          Re: unicode as valid naming symbols Ian Kelly <ian.g.kelly@gmail.com> - 2014-03-31 12:10 -0600
          Re: unicode as valid naming symbols Antoon Pardon <antoon.pardon@rece.vub.ac.be> - 2014-03-31 21:31 +0200
          Re: unicode as valid naming symbols Terry Reedy <tjreedy@udel.edu> - 2014-03-31 16:12 -0400
          Re: unicode as valid naming symbols Terry Reedy <tjreedy@udel.edu> - 2014-03-31 16:15 -0400
            Re: unicode as valid naming symbols Marko Rauhamaa <marko@pacujo.net> - 2014-03-31 23:34 +0300
          Re: unicode as valid naming symbols Ian Kelly <ian.g.kelly@gmail.com> - 2014-03-31 18:47 -0600
          Re: unicode as valid naming symbols David Hutto <dwightdhutto@gmail.com> - 2014-03-31 23:58 -0400
          Re: unicode as valid naming symbols David Hutto <dwightdhutto@gmail.com> - 2014-04-01 00:11 -0400
          Re: unicode as valid naming symbols Antoon Pardon <antoon.pardon@rece.vub.ac.be> - 2014-04-01 10:19 +0200
          Re: unicode as valid naming symbols Ian Kelly <ian.g.kelly@gmail.com> - 2014-04-01 03:18 -0600
            Re: unicode as valid naming symbols Marko Rauhamaa <marko@pacujo.net> - 2014-04-01 12:32 +0300
              Re: unicode as valid naming symbols Ian Kelly <ian.g.kelly@gmail.com> - 2014-04-01 03:58 -0600
                Re: unicode as valid naming symbols Marko Rauhamaa <marko@pacujo.net> - 2014-04-01 15:02 +0300
                Re: unicode as valid naming symbols Chris Angelico <rosuav@gmail.com> - 2014-04-01 23:54 +1100
                Re: unicode as valid naming symbols Marko Rauhamaa <marko@pacujo.net> - 2014-04-01 16:16 +0300
                Re: unicode as valid naming symbols Chris Angelico <rosuav@gmail.com> - 2014-04-02 00:32 +1100
                Re: unicode as valid naming symbols Marko Rauhamaa <marko@pacujo.net> - 2014-04-01 18:59 +0300
                Re: unicode as valid naming symbols Rustom Mody <rustompmody@gmail.com> - 2014-04-01 19:58 -0700
                Re: unicode as valid naming symbols Rustom Mody <rustompmody@gmail.com> - 2014-04-01 20:16 -0700
                Re: unicode as valid naming symbols Marko Rauhamaa <marko@pacujo.net> - 2014-04-02 08:55 +0300
              Re: unicode as valid naming symbols Chris Angelico <rosuav@gmail.com> - 2014-04-01 21:39 +1100
          Re: unicode as valid naming symbols Antoon Pardon <antoon.pardon@rece.vub.ac.be> - 2014-04-01 12:37 +0200
          Re: unicode as valid naming symbols Chris Angelico <rosuav@gmail.com> - 2014-04-01 21:58 +1100
          Re: unicode as valid naming symbols Antoon Pardon <antoon.pardon@rece.vub.ac.be> - 2014-04-01 13:59 +0200
            Re: unicode as valid naming symbols Roy Smith <roy@panix.com> - 2014-04-01 08:29 -0400
              Re: unicode as valid naming symbols Chris Angelico <rosuav@gmail.com> - 2014-04-02 00:08 +1100
                Re: unicode as valid naming symbols Rustom Mody <rustompmody@gmail.com> - 2014-04-01 06:34 -0700
          Re: unicode as valid naming symbols Chris Angelico <rosuav@gmail.com> - 2014-04-02 00:00 +1100
          Re: unicode as valid naming symbols Ned Batchelder <ned@nedbatchelder.com> - 2014-04-01 09:33 -0400
          Re: unicode as valid naming symbols Chris Angelico <rosuav@gmail.com> - 2014-04-02 00:44 +1100
            Re: unicode as valid naming symbols Rustom Mody <rustompmody@gmail.com> - 2014-04-01 06:58 -0700
          Re: unicode as valid naming symbols Ian Kelly <ian.g.kelly@gmail.com> - 2014-04-01 09:53 -0600
      Re: unicode as valid naming symbols MRAB <python@mrabarnett.plus.com> - 2014-03-26 02:56 +0000
      Re: unicode as valid naming symbols Chris Angelico <rosuav@gmail.com> - 2014-03-26 14:09 +1100
      Re: unicode as valid naming symbols Antoon Pardon <antoon.pardon@rece.vub.ac.be> - 2014-03-26 09:25 +0100
      Re: unicode as valid naming symbols Antoon Pardon <antoon.pardon@rece.vub.ac.be> - 2014-03-26 09:52 +0100
      Re: unicode as valid naming symbols Ian Kelly <ian.g.kelly@gmail.com> - 2014-03-26 10:37 -0600
      Re: unicode as valid naming symbols Antoon Pardon <antoon.pardon@rece.vub.ac.be> - 2014-03-27 10:36 +0100
        Re: unicode as valid naming symbols Rustom Mody <rustompmody@gmail.com> - 2014-03-27 08:10 -0700
          Re: unicode as valid naming symbols Tim Chase <python.list@tim.thechases.com> - 2014-03-27 10:34 -0500
          Re: unicode as valid naming symbols random832@fastmail.us - 2014-03-28 14:55 -0400
            Re: unicode as valid naming symbols Rustom Mody <rustompmody@gmail.com> - 2014-03-28 22:00 -0700
              Re: unicode as valid naming symbols Chris Angelico <rosuav@gmail.com> - 2014-03-29 16:12 +1100
              Re: unicode as valid naming symbols Ben Finney <ben+python@benfinney.id.au> - 2014-03-29 16:32 +1100
              Re: unicode as valid naming symbols Dennis Lee Bieber <wlfraed@ix.netcom.com> - 2014-03-29 14:11 -0400
              Re: unicode as valid naming symbols Chris Angelico <rosuav@gmail.com> - 2014-03-30 09:01 +1100
                Re: unicode as valid naming symbols Gregory Ewing <greg.ewing@canterbury.ac.nz> - 2014-03-30 19:16 +1300
    Re: unicode as valid naming symbols Mark H Harris <harrismh777@gmail.com> - 2014-03-25 14:29 -0500
  Re:unicode as valid naming symbols Dave Angel <davea@davea.name> - 2014-03-25 15:45 -0400
  Re: unicode as valid naming symbols Terry Reedy <tjreedy@udel.edu> - 2014-03-25 22:26 -0400

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