get index forf removed item from list python code example

Example 1: how to remove an item from a certain index in python

arr = [0, 1, 2, 3, 4]
del arr[1]
# arr is now equal to [0, 2, 3, 4]

Example 2: remove iwth index list python

>>> a = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
>>> del a[-1]
>>> a
[0, 1, 2, 3, 4, 5, 6, 7, 8]