Good Enclosure Size for Jungle Carpet Pythons

I have a yearling, female jungle carpet python, and I’m planning out what size cage to build for her. I was originally thinking 6x2x4 (six feet long, two feet deep, and 4 feet tall) but I wanted to know what other, more experienced keepers have their adult jungles in. Should it be 3 feet deep instead of 2? Is 5 feet long fine or should it be 6? Does it need to be taller? I’ve tried looking it up, but it varies so much and I’d like to know the experts’ opinion.