select all but not the last from a list python code example

Example 1: python list except last element

>>> myList = list(range(1,5))
>>> myList
[1, 2, 3, 4]
>>> myList = myList[:-1]
>>> myList
[1, 2, 3]

Example 2: python select last item in list

# Basic syntax:
your_list[-1]

# Example usage:
your_list = [1, 'amazing', 'list']
your_list[-1]
--> 'list'