py_res = PyObject_CallFunction(py_callable, "(OiOi)",
py_component_ptr, component_class_type, py_port_ptr, port_type);
if (!py_res) {
py_res = PyObject_CallFunction(py_callable, "(OiOi)",
py_component_ptr, component_class_type, py_port_ptr, port_type);
if (!py_res) {