Py_INCREF / DECREF not needed in simple C functions?
Alex Martelli
aleaxit at yahoo.com
Thu Mar 1 10:17:04 EST 2001
"Owen F. Ransen" <ransen_spam_me_not at nemo.it> wrote in message
news:3a9e5301.1251797 at news.newsguy.com...
> Trundling along here and reading the docs I've come
> to the conclusion that if I pass simple values to
> my C extensions to Python I do not need to worry
> about Py_INCREF and Py_DECREF.
>
> Am I right? For example if I only pass, say, 3
> double values to a C extension function, the values
> of which I extract using PyArgs_ParseTuple, then
> I do not need to worry about reference counts?
[snip]
> return (Py_None) ;
Actually, you _should_ incref None if you want to
return it -- or, use
return Py_BuildValue("");
to return None, and then you can keep not worrying:-).
Alex
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