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

Georg Brandl g.brandl at gmx.net
Sat May 4 08:10:43 CEST 2013

Am 04.05.2013 01:22, schrieb Antoine Pitrou:
> On Sat, 04 May 2013 11:15:17 +1200
> Greg Ewing <greg.ewing at canterbury.ac.nz> wrote:
>> Eli Bendersky wrote:
>> > I'm just curious what it is about enums that sets everyone on a "let's 
>> > make things safer" path. Python is about duck typing, it's absolutely 
>> > "unsafe" in the static typing sense, in the most fundamental ways 
>> > imaginable.
>> This isn't about catching bugs in the program, it's
>> about validating user input. That's a common enough
>> task that it deserves to have a convenient way to
>> do it correctly.
> +1. An enum is basically a bidirectional mapping between some raw
> values and some "nice" instances, so it deserves a well-defined lookup
> operation in each direction.



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