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
['K', 'M', 'D', '7817', 'V', '5129', 'o', 'v', 'f', 't', 'l', '5233', '8879', 'E', '9043', 'u', '9323', '7737']