[python-committers] CFFI is slow (was: Re: Redoing the C API?)
Stefan Krah
stefan at bytereef.org
Sat Mar 5 03:42:14 EST 2016
Larry Hastings <larry <at> hastings.org> writes:
> If we could wave a magic wand and get all extension authors to
> switch to writing their extensions in Python and using cffi, we
> should absolutely do it.
CFFI is slow. This would effectively kill one of the strongholds of CPython.
IMO CPython's C-API is the best out there and a large part of Python's success.
We're talking about a slowdown of at least an order of magnitude here:
https://mail.python.org/pipermail/python-dev/2013-December/130772.html
I think people who don't need the C-API can use PyPy.
Stefan Krah
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