code: def kwargs2args(self, kwargs_lens=None, kwargs_source=None, kwargs_lens_light=None, kwargs_ps=None, kwargs_cosmo=None):
          
  
          args = self.lensParams.setParams(kwargs_lens)
          args += self.souceParams.setParams(kwargs_source)
          args += self.lensLightParams.setParams(kwargs_lens_light)
          args += self.pointSourceParams.setParams(kwargs_ps)
          args += self.cosmoParams.setParams(kwargs_cosmo)
          return args
docs: inverse of getParam function
          :param kwargs_lens: keyword arguments depending on model options
          :param kwargs_source: keyword arguments depending on model options
          :return: tuple of parameters