[Numpy-discussion] Toward a numpy build with warning: handling unused variable
Charles R Harris
Sun Aug 3 19:32:07 CDT 2008
On Sun, Aug 3, 2008 at 6:39 PM, David Cournapeau <email@example.com> wrote:
> On Mon, Aug 4, 2008 at 8:31 AM, Charles R Harris
> <firstname.lastname@example.org> wrote:
> > But how many methods do arrays and types have? As many as 1500?
> With autogenerated code, it is not difficult to imagine so many warnings.
> >I think it
> > is a bad idea to work around these sort of things. If self is needed, it
> > belongs there. If not, it should be removed.
> But that's the point: they can't be removed. The python C api force
> you for any function to have two arguments:
> static PyObject *
> spam_system(PyObject *self, PyObject *args)
> Many warnings are "warning: unused argument unused", or "warning:
> dummy argument unused" :) You can't remove them form the argument
There is self and args, filter them out. If the arguments have other names,
> > If the warnings are too
> > numerous, filter them.
> If you filter them, what's the point of keeping them ?
Because the compiler's inadequate determination of errors is driving the
coding. That seems wrong way around. Maybe these variables can be notated
somehow, i.e, __unused__(arg), which would at least document intent.
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