An implementation of Cows and Bulls Game in Python

CowsAndBulls.py

### Cows and Bulls game

#!/usr/local/bin/python3

import math
import random


def cowsandbulls():
    
    r = random.randint(1111,9999)

    tryagain = 'yes'

    print ('Hello! Welcome to the game of cows and bulls')
    print ('------------------------------------------------------------- ')
    print ('Try and guess the 4 digit number in the least number of tries ')
    print ('------------------------------------------------------------- ')
    cows = 0
    bulls = 0
    guess_counter = 0
    while tryagain == 'yes' or tryagain=='y':
        guess = 0
        guess = input('Guess:--->')
        #guess = int(input('Guess:--->'))
        
        if guess.isnumeric():
           guess = int(guess)
        else:
           print ('Guess should be numeric only!!!')
           break
        
        if len(str(guess)) > 5:
                print ('Input Digits should not be greater then 4')
                tryagain = str(input('Try New Guess (Yes/Y): ')).lower()
                if tryagain.isalpha():
                        if tryagain == 'yes' or tryagain == 'y':
                        #guess = int(input('New Guess:--->'))
                              continue
                        else:
                              break
                else:
                     print('Input should be string')
        random_num = r
        #print("Random--->",random_num)

        while guess > 0:
          reminder_guess = guess % 10
          reminder_rand = random_num % 10
          if reminder_guess == reminder_rand:
              cows += 1
          else:
              bulls += 1

          #print("Number Guess--->",reminder_guess)
          #print("Number Rand--->",reminder_rand)
            
          guess //= 10
          random_num //= 10

        print("Cows--->",cows)
        print("Bulls--->",bulls)
        if cows == 4:
            print("You Won!!!")
            break

        cows = 0
        bulls = 0

        tryagain = str(input('Try Again (Yes/Y) : ')).lower()
        
        if not tryagain.isalpha():
             print ('Input should be string\n')
        guess_counter += 1

        if guess_counter == 10:
              print("Random--->",random_num)


    print("No of Guesses------>",guess_counter)

cowsandbulls()