Brett Cannon brett at python.org
Mon Jan 25 17:34:20 EST 2016

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On Mon, 25 Jan 2016 at 14:30 Andrew Barnert via Python-Dev <
python-dev at python.org> wrote:

> On Jan 25, 2016, at 13:43, Victor Stinner <victor.stinner at gmail.com>
> wrote:
> >
> > According to microbenchmarks, the most promising optimizations are
> > functions inlining (Python function calls are slow :-/) and specialize
> > the code for the type of arguments.
>
> Can you specialize a function with a C API function, or only with
> bytecode? I'm not sure how much benefit you'd get out of specializing list
> vs. generic iterable or int vs. whatever from an AST transform, but
> substituting raw C code, on the other hand...
>

Victor's work is only manipulation of ASTs and bytecode. If you want
something that low-level you need to either reach for Cython or hope a
project like Pyjion pays off.
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