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Thu Sep 14 16:21:38 EDT 2017 · http://mail.python.org/pipermail/python-dev/2017-September/149557.html

On 14 September 2017 at 22:07, Ethan Furman <ethan at stoneleaf.us> wrote:

>
> For comparison's sake, what would the above look like using __class__
> assignment?  And what is the performance difference?
>
>
Actually I tried but I can't implement this without module __getattr__
so that one can just write:

from typing_extensions import allow_forward_references
allow_forward_references('Vertex', 'Edge')

Maybe I am missing something, but either it is impossible in principle or
highly non-trivial.

--
Ivan
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Showing content from http://mail.python.org/pipermail/python-dev/2017-September/149557.html below:

[Python-Dev] PEP 549: Instance Properties (aka: module properties)