Since there isn't any traversal when looking up an element n, I guess the best "short hand" would be to call it an array - it's an array of pointers to objects

Since there isn't any traversal when looking up an element n, I guess the best "short hand" would be to call it an array - it's an array of pointers to objects on the heap. https://www.laurentluce.com/posts/python-list-implementation/ https://www.laurentluce.com/posts/python-list-implementation... As for collections within collections, python allows for that in "lists" (arrays) and "dictionaries" (maps).