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
['M', 'a', 'Z', '4307', 'Q', '3159', '2249', 'W', 'M', '5575', '1631', 'v', '2583', '2909', 'u', '99', '701', 'e', '4703', '1051', 'w', '3595', 'D', 'i', 'o']