Beginner's Question (or bug in python?)

[Rolf Magnus]

Rainer Deyke wrote:

> When a module is destroyed (because the program terminates), the order in
> which its contents are removed is arbitrary.

Well, I only have one object, the one that x points to.
So is it possible that when the module is deleted, the base class of my 
object doesn't exist any more when the destructor is called?
Are classes also objects in python?