[Python-ideas] discouraging direct use of the C-API

Stefan Krah stefan at bytereef.org
Fri May 8 11:09:21 CEST 2015


Paul Moore <p.f.moore at ...> writes:
> > https://mail.python.org/pipermail/python-dev/2013-December/130772.html
> >
> >
> > CFFI is very nice (superb API), but not for high performance use cases.
> 
> I'm guessing that benchmark used cffi in the "ABI level" dynamic form
> that matches ctypes. Did you try the cffi "API level" form that
> creates a C extension? I'd be curious as to where that falls in
> performance.

ffi.verify() is only about 10% faster both in pypy and cpython, so it 
doesn't change much in the posted figures.



Stefan Krah



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