On Thu, Apr 2, 2020 at 12:43 PM Paul Moore <p.f.mo...@gmail.com> wrote:

> On Thu, 2 Apr 2020 at 19:20, Guido van Rossum <gu...@python.org> wrote:
> >
> > Since last fall's core sprint in London, Pablo Galindo Salgado,
> Lysandros Nikolaou and myself have been working on a new parser for
> CPython. We are now far enough along that we present a PEP we've written:
> >
> > https://www.python.org/dev/peps/pep-0617/
> >
> > Hopefully the PEP speaks for itself. We are hoping for a speedy
> resolution so we can land the code we've written before 3.9 beta 1.
>
> Excellent news! One question - will there be any user-visible change
> as a result of this PEP other than the removal of the "parser" module?
> From my quick reading of the PEP, I didn't see anything, so I assume
> the answer is "no".
>

I suppose it depends on how deep you dig, but the intention is that the
returned AST is identical in each case. (We've "cheated" a bit by making a
few small changes to the code that produces an AST for the old parser,
mostly bugs related to line/column numbers.)

-- 
--Guido van Rossum (python.org/~guido)
*Pronouns: he/him **(why is my pronoun here?)*
<http://feministing.com/2015/02/03/how-using-they-as-a-singular-pronoun-can-change-the-world/>
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