I'm always wondering why people have to write 3 pages instead of getting to the point. You know like, just a list. - a = b <= doesn't copy! its just a referenc

I'm always wondering why people have to write 3 pages instead of getting to the point. You know like, just a list. - a = b <= doesn't copy! its just a reference - a = list(b) <= works! - <other methods if you like>