dolfin team mailing list archive

[Johan Hake <hake@xxxxxxxxx>]

On Wednesday 03 September 2008 08:24:28 Martin Sandve Alnæs wrote:
> 2008/9/3 Johan Hake <hake@xxxxxxxxx>:
> > On Tuesday 02 September 2008 22:37:44 Anders Logg wrote:
> >> On Tue, Sep 02, 2008 at 03:47:33PM -0400, Shawn Walker wrote:
> >> > I get these warnings, but they don't seem to affect anything.  I just
> >> > wanted to make a note of it in this mailing list:
> >> >
> >> > dolfin/log/Table.h:103: Warning(503): Can't wrap 'operator
> >> > dolfin::real' unless renamed to a valid identifier.
> >> > dolfin/la/Scalar.h:86: Warning(503): Can't wrap 'operator
> >> > dolfin::real' unless renamed to a valid identifier.
> >> >
> >> > - Shawn
> >>
> >> I've tried to remove these warnings, but without luck.
> >
> > I dont get these warnings when the swig wrapper file is generated.
> >
> >> I would think the following line in dolfin/swig/ignores.i would fix
> >> the second of the two warnings but apparently it does not:
> >>
> >>   %ignore dolfin::Scalar::operator real;
> >
> > Have you tried :
> >
> >   %ignore dolfin::Scalar::operator dolfin::real;
> >
> > Johan
> >
> >> Maybe a SWIG guru (=Ola) can fix this?
>
> Even better would be to rename it to __float__.
> Don't remember the exact SWIG syntax.

It looks as:

   %rename(__float__) *::operator real;

managed to wrap the operator in both Scalar and Table.

   >>> from dolfin import *
   >>> s = Scalar()
   >>> float(s)
   0.0


Johan