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
['S', '709', 'K', '4979', '2897', 'O', '775', 'q', 'Q', 'Y', 'P', '5755', 'u', 'D', '1257']