Definition: In this task, you are given an input list A. You need to convert all the alphabets in the list with a number representing their position in the English alphabet. E.g., replace A by 1, B by 2, a by 1, b by 2, and so on.
Input: ['B', '8661', '1127', 'I', '1179', 'H', '3437', 'v']

2, 8661, 1127, 9, 1179, 8, 3437, 22