With a Python list, you can group Python objects together in a one-dimensional row that allows objects to be accessed by position, added, removed, sorted, and subdivided. Python list basics ...

Python objects are “reference counted.” This means that whenever an object is assigned a new name (“a = 4” creates an object “4” and the name “a” is a pointer to the object), or ...

Python’s implementation of object orientation does have a few quirks. For example, if you create a class variable, it can be read from a subclass without specifying scope like you’d expect.