Game of Craps in Python

# import required modules
import random      
import sys

# stat the game
a = input("TO START THE GAME TYPE 'yes' and TO QUIT TYPE 'no'\n")
if a.lower() == "no":
    sys.exit()
else:
    print("LET'S START THE GAME")

    
# those who need instructions can ask for it, 
# others can start the game directly.
a = input("welcome to the game of chance,are you ready to test your fortune ,\ndo you need instructions type (yes) or (no) \n")

if a.lower() == "yes":
    print(''' 1. player rolls two six-sided dice and adds the numbers rolled together.
              2. On this first roll, a 7 or an 11 automatically wins, and a 2, 3, or 12automatically loses, and play is over.
                 If a 4, 5, 6, 8, 9, or 10 are rolled on this first roll, that number becomes the 'point.'
              3. The player continues to roll the two dice again until one of two things happens: 
                 either they roll the 'point' again, in which case they win; or they roll a 7, in which case they lose.''')

elif a.lower() == "no":
    print("all the best, player")


# function to generate dice throws    
def diceNumber():
  
    _ = input("press enter to roll the dice ")
    
    # this will enable to select a 
    # random number from 1 to 6
    die1 = random.randrange(1, 7)
    die2 = random.randrange(1, 7)
    
    # returns the diceNumber values 
    # in the form of tuple
    return (die1, die2)  

# function to get dice sum  
def twoDice(dices):
    die1, die2 = dices
    print("player- the sum of numbers you have got in die 1 and die 2 are {} + {} = {}".format(die1, die2, sum(dices)))


# calling the diceNumber function to get a value
# return the roll and then store that 
# value in value.
value = diceNumber()
twoDice(value)

# using the sum function in value to 
# find the sum of two outcomes.
sum_of_dices = sum(value)


# find if sum of dices is 7 or 11 to determine the result.
if sum_of_dices in (7, 11):
    result = "congratulations you won"

# find if sum of dices is 2 , 3 , 12 to determine the result.
elif sum_of_dices in (2, 3, 12):
    result = "you lost, \ntry again next time"
    
# if none of the cases worked above now we will 
# play continuously until we win or lose.    
else:  
    result = "continue your game please"
    currentpoint = sum_of_dices
    print("good game, your current point is", currentpoint)


# game continues if you have not scored a 
# total of 2 , 3 , 7 , 11 , 12 this will 
# enable the game to continue in a loop until
# the outcome is win or lose
while result == "continue your game please":
    value = diceNumber()
    twoDice(value)
    sum_of_dices = sum(value)
    
    if sum_of_dices == currentpoint:
        result = "congratulations you won"
        
    elif sum_of_dices == 7:
        result = "you lost,\n try again next time"

# when the outcome is clear,this will produce the 
# outcome of the game
if result == "congratulations you won":
    print("congratulations,you won")
    
else:
    print("you lost, \ntry again next time")