Loop Lists - Python Tutorial - w3Schools - Ch#22 English

Loop Through a List
You can loop through the list items by using a for loop.
Loop Through the Index Numbers
You can also loop through the list items by referring to their index number.
Use the range() and len() functions to create a suitable iterable.
Using a While Loop
You can loop through the list items by using a while loop.
Use the len() function to determine the length of the list, then start at 0 and loop your way through the list items by refering to their indexes.
Remember to increase the index by 1 after each iteration.
Looping Using List Comprehension
List Comprehension offers the shortest syntax for looping through lists.