[Python-Dev] enum discussion: can someone please summarize open issues?

Barry Warsaw barry at python.org
Wed May 1 08:15:03 CEST 2013

On Apr 29, 2013, at 03:36 PM, Steven D'Aprano wrote:

>That's not how I understand it. I expected that the correct way to use 
>enums is with identity checks:
>if arg is Season.SUMMER: 
>     handle_summer()

It's certainly the way I've recommended to use them.  I think `is` reads
better in context, and identity checks are usually preferred for singletons,
which enum items are.  You can use equality checks, but think about this:

    if thing == None:


    if thing is None:


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