Cleanup, follow coding style for builtin module type.
Cleanup, follow coding style for builtin module type.

kayhayen/Nuitka,tempbottle/Nuitka,wfxiang08/Nuitka,kayhayen/Nuitka,kayhayen/Nuitka,tempbottle/Nuitka,tempbottle/Nuitka,wfxiang08/Nuitka,wfxiang08/Nuitka,kayhayen/Nuitka,wfxiang08/Nuitka,tempbottle/Nuitka