def display(message):
print message
def give_me_five():
five = 5
return five
def ask_yes_no(question):
"""Ask a yes or no question."""
response = None
while response not in ("y", "n"):
response = raw_input(question).lower()
return response
# main
display("Here's a message for you.\n")
number = give_me_five()
print "Here's what I got from give_me_five():", number
answer = ask_yes_no("\nPlease enter 'y' or 'n': ")
print "Thanks for entering:", answer
raw_input("\n\nPress the enter key to exit.")