Jack

from random import shuffle
player_score = barmen_score = 0
money = 50
bet = 0
deck = [2, 3, 4, 6, 7, 8, 9, 10, 11] * 4
shuffle(deck)

while True:
    while not bet:
        bet = int(input('Your money - {0}\nSet your bet:\n'.format(money)))
        if bet <= money and bet <= money:
            money -= bet
        else:
            bet = 0
            print("You don't enough money")

    answer = input('Do you want to take a card? (y/n)\n') if player_score < 21 else 'n'
    if answer == 'y':
        card = deck.pop()
        player_score += card
        print('You got {0}. Your score - {1}'.format(card, player_score))
    elif answer == 'n':
        while barmen_score < 15:
            barmen_score += deck.pop()

        win = (player_score > barmen_score or barmen_score > 21) and player_score <= 21
        print('Your count - {0}\nBarmen count - {1}'.format(player_score, barmen_score))
        print('You {0}'.format('win!' if win else 'loose!'))

        end = input('Repeat? (y/n)\n')
        if end == 'y':
            money += bet*2 if win else 0
            if money == 0:
                print("You don't have enough money")
                break
            bet = 0
            player_score = barmen_score = 0
        elif end == 'n':
            break