[Python-Dev] PEP 492 vs. PEP 3152, new round

Devin Jeanpierre jeanpierreda at gmail.com
Fri May 1 03:56:21 CEST 2015

On Thu, Apr 30, 2015 at 6:13 PM, Greg <greg.ewing at canterbury.ac.nz> wrote:
> It's not about requiring or not requiring parens. It's about
> making the simplest possible change to the grammar necessary
> to achieve the desired goals. Keeping the grammar simple
> makes it easy for humans to reason about.
> The question is whether syntactically disallowing certain
> constructs that are unlikely to be needed is a desirable
> enough goal to be worth complicating the grammar. You think
> it is, some others of us think it's not.

+1. It seems weird to add a whole new precedence level when an
existing one works fine. Accidentally negating a future/deferred is
not a significant source of errors, so I don't get why that would be a
justifying example.

-- Devin

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