[Python-Dev] enum discussion: can someone please summarize open issues?
pconnell at gmail.com
Sat May 4 11:26:41 CEST 2013
On 4 May 2013 07:42, "Nick Coghlan" <ncoghlan at gmail.com> wrote:
> 2. We restore __getitem__ on EnumMetaclass *solely* for member lookup
> by name (the "getmember" functionality above). This would leave
> __call__ used for the reverse lookup (value to member and hence name)
> and __getitem__ for the forward lookup (name to member and hence
> value) (Note: given Ethan's comments about his current implementation,
> I believe this actually fits nicely with the way
> EnumMetaclass.__getattr__ is already implemented)
This has the advantage of leaving one obvious way to do the 'reverse'
lookup (namely __call__), rather than two redundant alternatives.
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