[C++-sig] double vs float in Py_BuildValue

[David Abrahams]

Gary Robinson <grobinson at goombah.com> writes:

> This approach seems to work reliably -- at least variations I've tried 
> haven't caused a bus error. But I haven't been able to discern an 
> explanation from the docs as to why this would be better. The docs say 
> that both METH_VARARGS and METH_NOARGS expect a PyCFunction. So if I am 
> calling the function with no arguments, why can't I use METH_NOARGS and 
> skip the call to PyArg_ParseTuple?
>
> Of course it may be that it's only due to random chance that this 
> change "seems" to fix the problem so far.

This seems like a Python problem (or a usage error on your part, like
linking with the wrong Python library) that should be reported to the
Python-dev mailing list.  Or at least, you should ask on
comp.lang.python.

-- 
Dave Abrahams
Boost Consulting
www.boost-consulting.com