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Re: Comparisons and sorting of a numeric class....

References (15 earlier) <CALwzidmn-WJVMxXmRK=dSw0vWoBLf=rZ-6VhXinQhfn3BjF=TQ@mail.gmail.com> <54B76B0A.7050706@r3dsolutions.com> <CALwzid=oTdoMPR+zTOiWOv0HWawYwD=Q6xHusywHPQaJmKOtiA@mail.gmail.com> <mailman.18030.1422013652.18130.python-list@python.org> <bad017ab-490f-4daa-a552-33591c559398@googlegroups.com>
From Ian Kelly <ian.g.kelly@gmail.com>
Date 2015-01-23 09:50 -0700
Subject Re: Comparisons and sorting of a numeric class....
Newsgroups comp.lang.python
Message-ID <mailman.18039.1422031903.18130.python-list@python.org> (permalink)

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On Fri, Jan 23, 2015 at 8:31 AM, Rustom Mody <rustompmody@gmail.com> wrote:
> Can you tell me what of the following code does not satisfy your requirements?
> [Needs python 3.4]
>
>
>>>> from enum import IntEnum
>>>> class B4(IntEnum):
>         F1 = 0
>         F2 = 0
>         F3 = 0
>         T  = 1

This strikes me as a potential problem:

>>> B4.F1 is B4.F2 is B4.F3
True
>>> list(B4)
[<B4.F1: 0>, <B4.T: 1>]

Enum members with the same values are just aliases for one another,
not distinct entities.

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Re: Comparisons and sorting of a numeric class.... Andrew Robinson <andrew3@r3dsolutions.com> - 2015-01-12 17:59 -0800
  Re: Comparisons and sorting of a numeric class.... Steven D'Aprano <steve@pearwood.info> - 2015-01-13 05:32 +0000
    Re: Comparisons and sorting of a numeric class.... Chris Angelico <rosuav@gmail.com> - 2015-01-13 17:13 +1100
    Re: Comparisons and sorting of a numeric class.... Terry Reedy <tjreedy@udel.edu> - 2015-01-13 05:49 -0500
      Re: Comparisons and sorting of a numeric class.... Marko Rauhamaa <marko@pacujo.net> - 2015-01-13 13:00 +0200
        Re: Comparisons and sorting of a numeric class.... Chris Angelico <rosuav@gmail.com> - 2015-01-13 22:20 +1100
        Re: Comparisons and sorting of a numeric class.... Ian Kelly <ian.g.kelly@gmail.com> - 2015-01-13 11:56 -0700
        Re: Comparisons and sorting of a numeric class.... Chris Angelico <rosuav@gmail.com> - 2015-01-14 06:02 +1100
    Re: Comparisons and sorting of a numeric class.... Chris Angelico <rosuav@gmail.com> - 2015-01-13 21:56 +1100
    Re: Comparisons and sorting of a numeric class.... Andrew Robinson <andrew3@r3dsolutions.com> - 2015-01-13 16:12 -0800
    Re: Comparisons and sorting of a numeric class.... Ian Kelly <ian.g.kelly@gmail.com> - 2015-01-14 01:31 -0700
    Re: Comparisons and sorting of a numeric class.... Ian Kelly <ian.g.kelly@gmail.com> - 2015-01-14 22:26 -0700
      Re: Comparisons and sorting of a numeric class.... Gregory Ewing <greg.ewing@canterbury.ac.nz> - 2015-01-16 22:23 +1300
    Re: Comparisons and sorting of a numeric class.... Andrew Robinson <andrew3@r3dsolutions.com> - 2015-01-14 23:23 -0800
      Re: Comparisons and sorting of a numeric class.... Steven D'Aprano <steve@pearwood.info> - 2015-01-15 08:41 +0000
        Re: Comparisons and sorting of a numeric class.... Andrew Robinson <andrew3@r3dsolutions.com> - 2015-01-15 17:45 -0800
          Re: Comparisons and sorting of a numeric class.... Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2015-01-16 18:33 +1100
          Re: Comparisons and sorting of a numeric class.... Gregory Ewing <greg.ewing@canterbury.ac.nz> - 2015-01-17 00:07 +1300
          Re: Comparisons and sorting of a numeric class.... Rustom Mody <rustompmody@gmail.com> - 2015-01-16 03:22 -0800
          Re: Comparisons and sorting of a numeric class.... Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2015-01-17 23:27 +1100
        Re: Comparisons and sorting of a numeric class.... Mark Lawrence <breamoreboy@yahoo.co.uk> - 2015-01-16 02:27 +0000
        Re: Comparisons and sorting of a numeric class.... Ian Kelly <ian.g.kelly@gmail.com> - 2015-01-15 22:01 -0700
        Re: Comparisons and sorting of a numeric class.... Chris Angelico <rosuav@gmail.com> - 2015-01-16 17:58 +1100
      Re: Comparisons and sorting of a numeric class.... Rob Gaddi <rgaddi@technologyhighland.invalid> - 2015-01-15 09:54 -0800
        Re: Comparisons and sorting of a numeric class.... Andrew Robinson <andrew3@r3dsolutions.com> - 2015-01-26 15:47 -0800
        Re: Comparisons and sorting of a numeric class.... Ian Kelly <ian.g.kelly@gmail.com> - 2015-01-26 18:50 -0700
    Re: Comparisons and sorting of a numeric class.... Ian Kelly <ian.g.kelly@gmail.com> - 2015-01-15 10:05 -0700
    Re: Comparisons and sorting of a numeric class.... Andrew Robinson <andrew3@r3dsolutions.com> - 2015-01-23 03:46 -0800
      Re: Comparisons and sorting of a numeric class.... Rustom Mody <rustompmody@gmail.com> - 2015-01-23 07:31 -0800
        Re: Comparisons and sorting of a numeric class.... Ian Kelly <ian.g.kelly@gmail.com> - 2015-01-23 09:50 -0700
          Re: Comparisons and sorting of a numeric class.... Rustom Mody <rustompmody@gmail.com> - 2015-01-23 09:03 -0800
            Re: Comparisons and sorting of a numeric class.... Chris Angelico <rosuav@gmail.com> - 2015-01-24 04:23 +1100
              Re: Comparisons and sorting of a numeric class.... Rustom Mody <rustompmody@gmail.com> - 2015-01-23 09:29 -0800
            Re: Comparisons and sorting of a numeric class.... Ian Kelly <ian.g.kelly@gmail.com> - 2015-01-23 11:04 -0700
              Re: Comparisons and sorting of a numeric class.... Rustom Mody <rustompmody@gmail.com> - 2015-01-23 19:13 -0800
              Re: Comparisons and sorting of a numeric class.... Rustom Mody <rustompmody@gmail.com> - 2015-01-23 19:21 -0800
            Re: Comparisons and sorting of a numeric class.... Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2015-01-24 16:01 +1100
              Re: Comparisons and sorting of a numeric class.... Chris Angelico <rosuav@gmail.com> - 2015-01-24 16:43 +1100
          Re: Comparisons and sorting of a numeric class.... Rustom Mody <rustompmody@gmail.com> - 2015-01-23 09:22 -0800
            Re: Comparisons and sorting of a numeric class.... Chris Angelico <rosuav@gmail.com> - 2015-01-24 04:37 +1100
              Re: Comparisons and sorting of a numeric class.... Rustom Mody <rustompmody@gmail.com> - 2015-01-23 09:45 -0800
                Re: Comparisons and sorting of a numeric class.... Chris Angelico <rosuav@gmail.com> - 2015-01-24 05:03 +1100
                Re: Comparisons and sorting of a numeric class.... Ian Kelly <ian.g.kelly@gmail.com> - 2015-01-23 11:13 -0700
      Re: Comparisons and sorting of a numeric class.... Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2015-01-24 19:27 +1100
    Re: Comparisons and sorting of a numeric class.... Chris Angelico <rosuav@gmail.com> - 2015-01-23 22:58 +1100
    Re: Comparisons and sorting of a numeric class.... Mark Lawrence <breamoreboy@yahoo.co.uk> - 2015-01-23 12:07 +0000
    Re: Comparisons and sorting of a numeric class.... Terry Reedy <tjreedy@udel.edu> - 2015-01-23 11:17 -0500
    Re: Comparisons and sorting of a numeric class.... Ian Kelly <ian.g.kelly@gmail.com> - 2015-01-23 11:00 -0700

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