python递归打印多维列表

__author__ = 'Administrator'

cast = ['a','b','c','d',['aa','bb','cc',['aaa','bbb','ccc']]]
print(cast)
def print_lol(the_list):
    for each_item in the_list:
        if isinstance(each_item,list):
            print_lol(each_item)
        else:
            print(each_item)
print_lol(cast)