how to check if array is in the last var python code example

Example 1: last digit of array python

>>> array = [0.0021, 0.12, 0.1224, 0.22]
>>> array[-1]
0.22
>>>

Example 2: How to find last element in array python

>>> some_list = [1, 2, 3]
>>> some_list[-1] = 5 # Set the last element
>>> some_list[-2] = 3 # Set the second to last element
>>> some_list
[1, 3, 5]