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Thu May 10 03:11:37 EDT 2018 · https://mail.python.org/pipermail/python-dev/2018-May/153494.html

On Tue, 8 May 2018, 16:33 Jeroen Demeyer, <J.Demeyer at ugent.be> wrote:

> On 2018-05-06 09:35, Nick Coghlan wrote:
> > Thanks for this update Jeroen! If it doesn't come up otherwise, I'll try
> > to claim one of the lightning talk slots at the Language Summit to
> > discuss this with folks in person :)
>
> Sounds great! I'd love to hear what people think.
>
> As an example of how the new functionality of PEP 575 can be used, I
> changed functools.lru_cache to implement the _lru_cache_wrapper class as
> subclass of base_function. I added this to the reference implementation
> https://github.com/jdemeyer/cpython/tree/pep575
> _______________________________________________
>
It is not so much the use, but the abuse that I am worried about. If their
was a way to limit the complexity of expression allowed around the use of
the name assigned to by :=, then that would be a start.
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[Python-Dev] PEP 575 (Unifying function/method classes) update: limit?