Find index of missing number

[parthi1705]

Find missing number position / index based on the input

Here is the sample data.

def missing_numbers(num_list):
      original_list = [x for x in range(num_list[0], num_list[-1] + 1)]
      num_list = set(num_list)
      return (list(num_list ^ set(original_list)))

missing_numbers([1,2,3,4,6,7,10])
[5, 8, 9]
>>>

it returns 5 ,8,9, but how to say that the it is missing in the index of 4,7,8.

Output 1,2,3,4,5,6,7,8,9,10
Index 0,1,2,3,4,5,6,7,8,9