Formula
Python has a set of built - in methods that you can use on lists.Adds an element at the end of the list clear() Removes all the elements from the list copy()
Returns the number of elements with the specified value extend() Add the elements of a list (or any iterable), to the end of the current list index() Returns the index of the first element with the specified value insert() Adds an element at the specified position pop()
Removes the item with the specified value reverse()