The Ultimate Guide to Python Programming With Python 3.10 - Class Variables and Instance Variables

The video tutorial explains the difference between class and instance variables using a dollar class example. It demonstrates how instance variables are unique to each instance, while class variables are shared among all instances. The tutorial shows how modifying a class variable through the class name affects all instances, whereas changing it through an instance only affects that instance, overshadowing the class variable.

Explain how class variables are shared among instances.

What is the effect of overshadowing a class variable with an instance variable?