finding index of maximum no from python list code example

Example 1: python find index of highest value in list

numbers = [5, 4, 7, 3, 9, 1, 2]
biggest_number = max(numbers)
print(numbers.index(biggest_number))

Example 2: maximum and index of a list pythopn

>>> m = max(a)
>>> [i for i, j in enumerate(a) if j == m]
[9, 12]