CC RPS | Python Fiddle

#Christian Chiang
#Girls Who Code Application

import random

def choose():
    tool = "q"
    while tool != "r" and tool != "p" and tool != "s":
        print("Pick rock (R), paper (P), or scissors (S)")
        tool = input().lower()
    return tool

#The first few (3) games are random by the CPU.
#Afterwards, the CPU takes in previous inputs and tries to learn from them.
def cpuStrat(list1, options):
    if len(list1) <=3:
        cpuMove = random.choice(options)
    else:
        oldMove = random.choice(list1)
        if oldMove == 'p':
            cpuMove = 's'
        elif oldMove == 's':
            cpuMove = 'r'
        elif oldMove == 'r':
            cpuMove = 'p'
    return cpuMove

def winLose(man, cpu):
    if man == 'r' and cpu == 's':
        win = 2
    elif man == 's' and cpu == 'p':
        win = 2
    elif man == 'p' and cpu == 'r':
        win = 2
    elif cpu == 'r' and man == 's':
        win = 0
    elif cpu == 's' and man == 'p':
        win = 0
    elif cpu == 'p' and man == 'r':
        win = 0
    else:
        win = 1
    return win

def aesthetic(choice):
    if choice == 'r':
        extended = "rock"
    elif choice == 's':
        extended = "scissors"
    elif choice == 'p':
        extended = "paper"
    return extended

def playAgain():
    print("Do you want to play again? (yes or no)")
    return input().lower().startswith("y")

def main():
    print("Welcome to Rock Paper Scissors!")

#globals
    movesList = []
    rps = ['r', 'p', 's']
    dubs = 0
    ls = 0
    ties = 0
    loop = True
    while loop:
        playerMove = choose()
        movesList.append(playerMove)
        cpuMove = cpuStrat(movesList, rps)
        print("You chose:", aesthetic(playerMove))
        print("The CPU chose:", aesthetic(cpuMove))
        result = winLose(playerMove, cpuMove)
        if result == 2:
            dubs += 1
            print("You won!")
        elif result == 1:
            ties += 1
            print("You tied!")
        elif result == 0:
            ls += 1
            print("You lost!")
        if not playAgain():
            print("Your Stats\nWins:", dubs,"Losses:", ls, "Ties:", ties,"\nGoodbye.")
            break
        
main()

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