[Python-Dev] PEP 435 -- Adding an Enum type to the Python standard library

Barry Warsaw barry at python.org
Fri Apr 26 00:29:34 CEST 2013

On Apr 25, 2013, at 03:19 PM, Guido van Rossum wrote:

>Clearly this is a trick question. :-)

A bit, yes. :)

>I was told when this was brought up previously (a week ago?) that it
>would be simple to make it truly the same class.

It didn't sound simple to me, but I haven't seen any actual code yet.

>I suppose you were going to propose to use isinstance() overloading,
>but I honestly think that Color.red.__class__ should be the same
>object as Color.

Yes, a custom __instancecheck__() is two lines of code.

I just can't get over the weirdness of a class having attributes which are
actual instances of itself.

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