[Cython] How to define C-consts in python module scope

Robert Bradshaw robertwb at math.washington.edu
Tue Jul 19 07:52:40 CEST 2011

On Mon, Jul 18, 2011 at 10:24 PM, Vitja Makarov <vitja.makarov at gmail.com> wrote:
> 2011/7/18 Robert Bradshaw <robertwb at math.washington.edu>:
>> Trevor King and I discussed this quite a while back, but every time I
>> got around to looking at his code (I don't think he ever created a
>> formal pull request) something came up. The idea was that we could
>> support cpdef structs and extern functions as well.
> That's interesting, I think I shouldn't hurry with my pull request.
> 2011/7/19 Robert Bradshaw <robertwb at math.washington.edu>:
>> On Mon, Jul 18, 2011 at 4:34 PM, Greg Ewing <greg.ewing at canterbury.ac.nz> wrote:
>>> My suggestion is
>>>  cdef exposed enum:
>>>    ...
>> I agree, public is an overloaded word. This meaning is analogous to
>> its use for cdef class members. Perhaps we should use "api" for api
>> generation, and public used for Python-level access, with cpdef being
>> the preferred form for declaring Python-accessible types.
> It seems to me that cpdef is more cythonic but exposed could be used
> in this case:
> cdef extern from "ev.h":
>    exposed enum:
>        EV_READ
>        EV_WRITE

I'd rather avoid adding another keyword unless it is truly necessary.

- Robert

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