Pypy with Cython

[Dan Stromberg]

The best answer to "is this slower on Pypy" is probably to measure.

Sometimes it makes sense to rewrite C extension modules in pure python for
pypy.

On Thu, Feb 3, 2022 at 7:33 AM Albert-Jan Roskam <sjeik_appie at hotmail.com>
wrote:

>    Hi,
>    I inherited a fairly large codebase that I need to port to Python 3.
> Since
>    the program was running quite slow I am also running the unittests
> against
>    pypy3.8. It's a long running program that does lots of pairwise
>    comparisons of string values in two files. Some parts of the program
> (e.g
>    a modulo 11 digit check) are implemented in Cython. Should I use pure
>    Python instead when using Pypy? I compiled the Cython modules for pypy
> and
>    they work, but I'm afraid they might just slow things down.
>    Thanks!
>    Albert-Jan
> --
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>