li in you learned how to make simple listand you learned to work with the individual elements in list in this you'll learn how to loop through an entire list using just few lines of code regardless of how long the list is looping allows you to take the same actionor set of actionswith every item in list as resultyou'll be able to work efficiently with lists of any lengthincluding those with thousands or even millions of items looping through an entire list you'll often want to run through all entries in listperforming the same task with each item for examplein game you might want to move every element on the screen by the same amountor in list of numbers you might want to perform the same statistical operation on every element or perhaps you'll want to display each headline from list of articles on website when you want to do the same action with every item in listyou can use python' for loop