import random

rolls = 0
score = 0

def roll():
    global rolls
    global score
    rolls+=1
    print("Roll",rolls,"-------------------")
    rand1 = random.randint(1, 6)
    rand2 = random.randint(1, 6)
    print("You roll",rand1,"and",rand2)
    if rand1 == 1 and rand2 == 1:
        print("Snake eyes!!!\n\nGame Over -------------------")
        print("Your final score: 0")
    else:
        score = rand1+rand2+score
        print("Your score is",score)
        y_or_n = input("Roll again (y/n)? ")
        if y_or_n == "y":
            roll()
        else:
            print("\nGame Over -------------------")
            print("Your final score:",score)

roll()