[Python-Dev] frozenset C API?

[Guido van Rossum]

I guess nobody has tried to create frozenset instances from C code
before. Almost everyone uses set anyway. What are you trying to do?

On 9/4/07, Bill Janssen <janssen at parc.com> wrote:
> I'm looking at building a "frozenset" instance as a return value from
> a C function, and the C API seems ridiculously clumsy.  Maybe I'm
> misunderstanding it.  Apparently, I need to create a list object, then
> pass that to PyFrozenSet_New(), then decref the list object.
>
> Is that correct?
>
> What I'd like is something more like
>
>      PyFrozenSet_NEW(int) => PySetObject *
>      PyFrozenSet_SET_ITEM(s, i, v)
>
> Any idea why these aren't part of the API?
>
> Bill
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--Guido van Rossum (home page: http://www.python.org/~guido/)