In this task, you are given an input list. A list contains several comma-separated items written within brackets. You need to return the count of all the alphabetical elements in the given list. Return 0 if no alphabetical element in the list
['A', 'v', '6491', 'v', '9957', '8335', 'u', '1397', '7429', '9273', 'd', 'r', '1607', 'o', '8483', 'm', 'M', '8147', 'X', 'T', 'z']