What Is A Negative Index In Python?

Answer:

In Python, we can access both arrays & lists using a positive or negative numbers (aka index). A negative index reads the list elements from the end counting in the backward direction. Check out from the example given below.

>>> import array
>>> a = [1, 2, 3]
>>> print a[-3]
1
>>> print a[-2]
2
>>> print a[-1]
3