Функция на python за проверка на азбуки

дали азбука python

test = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
test.isalpha()
# This will return True if all chars in string are from a-z or A-Z and Flase in all other cases