Re: [Swig-user] How to wrap class members which are C++ - references

[Sebastien L. <slo...@gm...>]

oe...@gm... wrote:
> Dear list,
> 
> are there any tricks I'm not finding in the Docs to wrap a class as listed below for Python?
> 
> class test
> {
> public:
>     double & a;
>     test(double & _a) : a(_a) {}
> };
> 
> A naive wrapping exposes test::a as <Swig Object of type 'double *'>. I'd like to have for the user the same experience as wrapping normal double field.
> 
> Thanks a lot,
> 
> Philipp

In python primitive types (such as double) are passed by value. One 
solution is to wrap your python floating point number inside a class.

S.