swig code to get partio attribute data as a tuple

gistfile1.cpp

    %feature("autodoc");
    %feature("docstring","Gets a single flattened tuple, containing attribute data for all particles");
    PyObject* getTuple(const ParticleAttribute& attr)
    {    
        unsigned int numparticles = $self->numParticles();
        PyObject* tuple=PyTuple_New(numparticles * attr.count);
        
        if(attr.type==Partio::INT){
            for(unsigned int i=0;i<numparticles;i++) {
                const int* p=$self->data<int>(attr,i);
                for(int k=0;k<attr.count;k++) PyTuple_SetItem(tuple, i*attr.count+k, PyInt_FromLong(p[k]));
            }
        }else{
            for(unsigned int i=0;i<numparticles;i++) {
                const float* p=$self->data<float>(attr,i);
                for(int k=0;k<attr.count;k++) PyTuple_SetItem(tuple, i*attr.count+k, PyFloat_FromDouble(p[k]));
            }
        }
        return tuple;
    }