These modules are only kind of header files so that auto completion will work. So only needed for programming. The function itself is bound into the kernel and will work when you run the script on the ctrlX CORE:
EDIT: See DeleopR series two episode 3 how to for further information. Or see "Collection of How-to blogs and videos for ctrlX AUTOMATION" for all how to blogs and videos.
Please keep in mind that there are two ways of running a script:
You can send me a privat message with some contact data so we can schedule a online meeting.