[pypy-dev] RinohType and PyPy2

[Maciej Fijalkowski]

Hi Brecht

We tried the strbuf with rinohtype and (after warmup) it's the speed
of cpython, which is bad.

investigating some more....

On Sun, Mar 2, 2014 at 12:34 AM, Brecht Machiels <brecht at mos6581.org> wrote:
> Hello,
>
> I've managed to backport RinohType to Python 2 (took me only a couple of hours thankfully).
>
> Results on my Celeron T3000 (Arch Linux x86_64):
> CPython 3.3.4        14 s
> PyPy3 2.1.0-beta1  61 s
> CPython 2.7.6        15 s
> PyPy  2.2.1            35 s
>
> If you want to give it a try (no external dependencies):
>
>     git clone --branch pypy2 https://github.com/brechtm/rinohtype.git
>     cd rinohtype/examples/rfic2009
>     rm -rf template.ptc; PYTHONPATH=../.. pypy template.py
>
>
> While PyPy2 performs better than PyPy3, it's still much slower than CPython. Is RinohType hitting a weak spot in PyPy? Any hints on what I can do to improve performance?
>
> Best regards,
> Brecht
>
>
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