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
['P', 'K', 'm', 'y', '1057', '6599', '8309', '2921', 'H', '3807', 'V', 'C', 'X', '9707', 'n', 'H', 'v', 'H']