Cows And Bulls.py

import random
import re
digits = ['0','1','2','3','4','5','6','7','8','9']

while True:
    num1 = random.choice(digits)
    while num1 == '0':
        num1 = random.choice(digits)
    
    num2 = random.choice(digits)
    while (num2 == num1):
        num2 = random.choice(digits)
    
    num3 = random.choice(digits)
    while (num3 == num1) or (num3 == num2):
        num3 = random.choice(digits)
    
    num4 = random.choice(digits)
    while (num4 == num1) or (num4 == num2) or (num4 == num3):
        num4 = random.choice(digits)
      
    counter = 1
    print("Ive chosen my number!\n")
    limit = int(re.sub('[^0-9]+','', ("0"+str(input("How many guesses do you want: ")))), 10)
    print()
    
    win = 0
    
    while counter <= limit:
        cows = 0
        bulls = 0
        
        print("---ROUND " + str(counter) + "/" + str(limit) + "---")
        
        guess = str(input("Enter Guess (4 Digit Number): "))+"____"
        
        if guess[0] == num2 or guess[0] == num3 or guess[0] == num4:
            cows = cows + 1
        if guess[0] == num1:
            bulls = bulls + 1
        
        if guess[1] == num1 or guess[1] == num3 or guess[1] == num4:
            cows = cows + 1
        if guess[1] == num2:
            bulls = bulls + 1
        
        if guess[2] == num1 or guess[2] == num2 or guess[2] == num4:
            cows = cows + 1
        if guess[2] == num3:
            bulls = bulls + 1
        
        if guess[3] == num1 or guess[3] == num2 or guess[3] == num3:
            cows = cows + 1
        if guess[3] == num4:
            bulls = bulls + 1
        
        if bulls == 4:
            win = 1
            break
        else:
            print("Your guess " + guess[0] + guess[1] + guess[2] + guess[3] + " has:")
            print("Bulls: %s" % bulls)
            print("Cows:  %s\n"%cows)
        
        counter = counter + 1
    
    if win == 1:
        print("You got it, my number was " + num1 + num2 + num3 + num4 + ".")
        print()
    else:
        print("Sorry, you lost.\nIt was,", num1, num2, num3, num4)
        print()
    input("(Press enter to play again)")
    print()
    print()
    print()
    print("New Game")
    print()