[Python-Dev] Enum: subclassing? (original) (raw)

Eli Bendersky eliben at gmail.com
Wed May 1 23:57:33 CEST 2013

On Wed, May 1, 2013 at 2:52 PM, Georg Brandl <g.brandl at gmx.net> wrote:

Am 01.05.2013 23:48, schrieb Eli Bendersky:

> Well, my point is that you currently don't have to inherit from int (or IntEnum) > to get an int method on your Enum, which is what I find questionable. IMO > conversion to integers should only be defined for IntEnums. (But I haven't > followed all of the discussion and this may already have been decided.) > > > Good point. I think this may be just an artifact of the implementation - PEP 435 > prohibits implicit conversion to integers for non-IntEnum enums. Since IntEnum > came into existence, there's no real need for int-opearbility of other enums, > and their values can be arbitrary anyway. OK, I'm stupid -- I was thinking about moving the int method to IntEnum (that's why I brought it up in this part of the thread), but as a subclass of int itself that obviously isn't needed :)

You did bring up a good point, though - int should not be part of vanilla Enum.

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