PyObject *py_cls, const char *name, const char *description,
const char *help);
void bt_bt2_unregister_cc_ptr_to_py_cls(const bt_component_class *comp_cls);
PyObject *py_cls, const char *name, const char *description,
const char *help);
void bt_bt2_unregister_cc_ptr_to_py_cls(const bt_component_class *comp_cls);