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', 'u', 'l', '3393', '7083', 'c', 'v', 'T', 'L', '8855', 'O', '4959', '9369', 'W', 'd', 'i', '5155', '9329', '6375', '9919', '4089', '8945', '2407', '4597', 'u', '7807', '2883', '7335', 'U', 'a', '1721']