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: ['1945', '7225', 'p', 'X', 'T', 'a', '6937', '2963', 'f', '7611', 'q', '6239', '7361', '7009', 'O', 'D', 'V', 'v', 'Y', 'N', '3215', '7085', '9133']

1945, 7225, 16, 24, 20, 1, 6937, 2963, 6, 7611, 17, 6239, 7361, 7009, 15, 4, 22, 22, 25, 14, 3215, 7085, 9133