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[Python-Dev] PEP 544: Protocols - second round

Guido van Rossum guido at python.org
Mon Jun 5 17:59:29 EDT 2017 
On Fri, Jun 2, 2017 at 3:10 PM, Ivan Levkivskyi <levkivskyi at gmail.com>
wrote:

> On 1 June 2017 at 00:10, Guido van Rossum <guido at python.org> wrote:
>
>>
>> On Wed, May 31, 2017 at 2:16 AM, Ivan Levkivskyi <levkivskyi at gmail.com>
>> wrote:
>>
>>> On 31 May 2017 at 00:58, Guido van Rossum <guido at python.org> wrote:
>>> [...]
>>>
>>> Thank you for very detailed answers! I have practically nothing to add.
>>> It seems to me that most of the Kevin's questions stem from unnecessary
>>> focus
>>> on runtime type checking. Here are two ideas about how to fix this:
>>>
>>> * Add the word "static" somewhere in the PEP title.
>>>
>>
>> So the title could become "Protocols: Static structural subtyping (duck
>> typing)" -- long, but not record-setting.
>>
>
> I am thinking about "Protocols: Structural subtyping (static duck
> typing)". The reason is that subtyping is already a mostly static concept
> (in contrast to subclassing),
> while duck typing is typically associated with the runtime behaviour.
>
> This might seem minor, but this version of the title sounds much more
> naturally to me.
>

+1

-- 
--Guido van Rossum (python.org/~guido)
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