Confused with python lists: are they or are they not iterators?

Question

I am studying Alex Marteli\'s Python in a Nutshell and the book suggests that any object that has a next() method is (or at least can be used as) an ite

Answer 1

They are iterable, but they are not iterators. They can be passed to iter() to get an iterator for them either implicitly (e.g. via for) or explicitly, but they are not iterators in and of themselves.