struct bt_component_class_sink *bt_bt2_component_class_sink_create(
PyObject *py_cls, const char *name, const char *description,
const char *help);
-void bt_bt2_cc_init_from_bt2(void);
-void bt_bt2_cc_exit_handler(void);
+void bt_bt2_unregister_cc_ptr_to_py_cls(const bt_component_class *comp_cls);
+bool bt_bt2_is_python_component_class(const bt_component_class *comp_cls);