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
['43', '7879', 'I', '715', '7461', 'H', '9213', '1841', 'H', '5595', '1359', '3551', 'z', '2435', '5131', '7269', '421', '6395', '3517', '1849', '1693', 'K', '6715', '3759', 'O', '5299', '7393', 'a', '9465', '5953', 'u', 'i', '9943', 'u', '6121', 'r', '6589', 'I']