Carpet pythons are semi-arboreal pythons in nature. Diamond (Morelia spilota spilota), grow to around 8ft when fully grown. Some pythons tend to be nippy as young but can be tamed with some handling and patience. Carpet Pythons, as with all pythons, are non – venomous snakes.Carpets make great and easy captives. They are low maintenance and have good personalities, and most subspecies are a manageable size for anyone. Carpet Pythons have a life – span of 15 – 20 years.