# The 2nd Python program

def yes_no(question):
    while True:
        response = input(question).lower()

        #checks user responce, question
        #repeats if users don't enter yes / no
        if response == "yes" or response == "y":
            return "yes"
        elif response == "no" or response == "n":
            return "no"
        else:
            print("Please enter yes / no")

#displays instructions

def instructions():
    print('No more code')


want_instructions = yes_no("Do you want to see the instructions? ")

print("You chose: ", want_instructions)

if want_instructions == 'yes':
    instructions()

print('program has ended')