def core_hook_type():
"""When executed from a core hook, it will return the BaseType from which your core hook
should derive from.
@throws TypeError if a core-hook base type couldn't be found.
@note this works around an issue with tank being unable to provide base types for core hooks,
as they are special. Therefore, sgtk.get_hook_baseclass() either returns Hook only, or
your own type.
"""
calling_module = Path(inspect.currentframe().f_back.f_globals["__file__"])
tank_root = Path(sys.modules[Hook.__module__].__file__).dirname().dirname().dirname()
base_hook_file = tank_root / "hooks" / (calling_module.namebase() + ".py")
return loader.load_plugin(base_hook_file, Hook)
