import random

score1 = 0
score2 = 0

def main():
    while True:

        player = input('What do you choose to play (R, P, S)? ')
        computer = random.choice(["R", "P", "S"])
        print("You chose", (player), "and the computer chose", (computer))

        if computer == player:
            print("It's a tie")
            print("Score: You =", score1, "Computer =", score2)

        if computer == "R" and player == "S":
            print("Computer wins")
            print("Score: You =", score1, "Computer =", score2 + 1)

        if computer == "P" and player == "R":
            print("Computer wins")
            print("Score: You =", score1, "Computer =", score2 + 1)

        if computer == "S" and player == "P":
            print("Computer wins")
            print("Score: You =", score1, "Computer =", score2 + 1)

        if computer == "S" and player == "R":
            print("You won")
            print("Score: You =", score1 + 1, "Computer =", score2)

        if computer == "R" and player == "P":
            print("You won")
            print("Score: You =", score1 + 1, "Computer =", score2)

        if computer == "P" and player == "S":
            print("You won")
            print("Score: You =", score1 + 1, "Computer =", score2)

        play_again = input("Would you like to play again? Y/N ")

        if play_again == "Y":
            main()
        if play_again == "y":
            main()
        if play_again == "Yes":
            main()
        if play_again == "yes":
            main()
        else:
            print("You scored", score1, "and the computer scored", score2)
            exit()

main()