Python 3 for Beginners: Loops - For and While Statements Explained

The video tutorial explains how to use for and while loops in Python. It covers the structure of for loops, which iterate over each item in a list, and provides an example using an animal list. The tutorial also introduces while loops, which execute as long as a condition is true, and includes an example that increments an index variable. Key concepts include loop structure, iteration, and handling infinite loops.

Describe the structure and function of a while loop in Python.

What is the purpose of the index variable in a while loop?