如何在Python()中确认列表结构中的字符串类型

my_list = ['apple', 'banana', 'cherry']

for item in my_list:
    if type(item) == str:
        print(f"{item} is a string.")
    else:
        print(f"{item} is not a string.")

apple is a string.
banana is a string.
cherry is a string.