Python Game(R,P,S)

Python Game Rock,Paper,Scissor...

#Rock paper scissor 
import random
 
 
def game(compS , you):
    if compS == you:
        return None
 
    elif compS == 'r':
        if you == 's':
            return False
        elif you == 'p':
            return True
 
    elif compS == 's':
        if you =='p':
            return False
        elif you =='r':
            return True
 
    elif compS == 'p' :
        if you == 'r':
            return False
        elif you == 's':
            return True    
 
 
 
print("Computer turns Rock paper or scisssor")
randomNo = random.randint(1,3)
if randomNo == 1:
    compS = 'r'
elif randomNo == 2 :
    compS = 'p'
elif randomNo == 3:
    compS = 's'
 
 
you = input("Choose Rock(r) Paper(p) Or Scissor(s): ")
 
output = game(compS , you)
 
if compS == 'r':
    a = "ROCK"
elif compS == 'p':
    a ="PAPER"
elif compS == 's':
    a = "SCISSOR"
 
if you == 'r':
    b = "ROCK"
elif you == 'p':
    b ="PAPER"
elif you == 's':
    b = "SCISSOR"
 
 
print(f"Computer selected {a} ")
print(f"You selected {b } ")
 
 
if output == None:
    print("The game is a tie!")
elif output == True:  # or we can only wriite   elif output:
    print("You Win!")
else:
    print("You Lose!")