Python string len

# /// string len() and variables

number = 100
number2 = 4.99
is_published = False
what_we_do = "python programming"


# print(len(what_we_do))
# print(what_we_do[0])
# print(what_we_do[-1])
# print(what_we_do[0:3])
# print(what_we_do[0:])
# print(what_we_do[:3])
# print(what_we_do[:])