def METHOD_NAME(self):
    print(self.kwargs, "kwargs")
    args = self.param.set_params(self.kwargs)
    print(args, "args")
    kwargs_new, _ = self.param.get_params(args, i=0)
    print(kwargs_new, "kwargs_new")
    args_new = self.param.set_params(kwargs_new)
    print(args_new, "args_new")
    for k in range(len(args)):
        npt.assert_almost_equal(args[k], args_new[k], decimal=8)
    args = self.param_fixed.set_params(self.kwargs)
    kwargs_new, _ = self.param_fixed.get_params(args, i=0)
    args_new = self.param_fixed.set_params(kwargs_new)
    for k in range(len(args)):
        npt.assert_almost_equal(args[k], args_new[k], decimal=8)