8 Ball Practice

import random
import time
import sys

list = ["Yes, most definitely!", "The chances are high!", "Not likely!", "May the odds be ever in your favor.",
            "You got no shot, kid.", "Try it out and see!", "23% of working", "99.9% success rate",
            "Congratulations, yes!", "Ask a probably question," "Ask again later", "Better not tell you now",
           "Cannot predict now", "Concentrate and ask again", "Don't count on it"
    ]
def userinput():
    question = 'Enter your question:'
    print(question)
    stuff = input("> ")

    print("\nThinking..\n")
    time.sleep(3)
    print(random.choice(list))

    final()

def final():
    print("Would you like to ask another question?")
    user_reply = input('> ')
    while(input):
        if user_reply == "yes":
            userinput()
        else:
            print("Thanks for playing!")
            sys.exit(0)
print("Welcome to the Magic 8 Ball!")
userinput()