Blackjack.py

import random

suits = ('Hearts', 'Diamonds', 'Spades', 'Clubs')
ranks = ('Two', 'Three', 'Four', 'Five', 'Six', 'Seven', 'Eight', 'Nine', 'Ten', 'Jack', 'Queen', 'King', 'Ace')
values = {'Two':2, 'Three':3, 'Four':4, 'Five':5, 'Six':6, 'Seven':7, 'Eight':8, 'Nine':9, 'Ten':10, 'Jack':10,
'Queen':10, 'King':10, 'Ace':11}

playing = True

class Card:
    
    def __init__(self,suit,rank):
        self.suit=suit
        self.rank=rank
    
    def __str__(self):
        return self.rank + ' of ' + self.suit

class Deck:
    
    def __init__(self):
        self.deck = []  # start with an empty list
        for suit in suits:
            for rank in ranks:
                self.deck.append(Card(suit,rank))


    def __str__(self):
        deck_comp=''
        for card in self.deck:
            deck_comp+='\n'+card.__str__()
        return deck_comp
            

    def shuffle(self):
        random.shuffle(self.deck)
        
    def deal(self):
        return self.deck.pop()

class Hand:
    def __init__(self):
        self.cards = []  # start with an empty list as we did in the Deck class
        self.value = 0   # start with zero value
        self.aces = 0 # add an attribute to keep track of aces
    
    def __str__(self):
        CC=""
        for card in self.cards:
            CC+=card.__str__()
        return CC
    
    def add_card(self,card):
        self.cards.append(card)
        self.value+= values[card.rank]
        
        if values[card.rank]==11:
            self.aces+=1
    
    def adjust_for_ace(self):
        while self.value>21 and self.aces:
            self.value-=10
            self.aces-=1
            
class Chips:
    
    def __init__(self):
        self.total = 100  # This can be set to a default value or supplied by a user input
        self.bet = 0
    
    def __str__(self):
        return str(self.bet)+','+str(self.total)
        
    def win_bet(self):
        self.total+=self.bet
    
    def lose_bet(self):
        self.total-=self.bet

def take_bet(chips):
    while True:
        chips.bet=int(input('enter amt'))
        if chips.bet>chips.total:
            print('not enough funds')
            continue
        else:
            
            break
def hit(deck,hand):
    
    hand.add_card(deck.deal())
    hand.adjust_for_ace()

def hit_or_stand(deck,hand):
    global playing  # to control an upcoming while loop
    
    while True:
        xc=input('hit(h) or stand(s) ')
        if xc=='h':
            hit(deck,hand)
        elif xc=='s':
            print('player stands dealer is playing')
            playing=False
        else:
            print('please enter again')
            continue
        break

def show_some(player,dealer):
    
    print('\nDealers hand')
    print('<card hidden>')
    print(dealer.cards[1])
    print(dealer.value)
    print("\nPlayers Hand:", *player.cards, sep='\n ')
    print(player.value)
    
def show_all(player,dealer):
    
    print('\nDealer hand',*dealer.cards , sep='\n')
    print('\nDealers value',dealer.value)
    print('\nPlayers hand',*player.cards , sep='\n')
    print('\nPlayers value',player.value)

def player_busts(chips):
    print('player busts')
    chips.lose_bet()

def player_wins(chips):
    print('player wins')
    chips.win_bet()

def dealer_busts(chips):
    print('player wins')
    chips.win_bet()
    
def dealer_wins(chips):
    print('dealer wins')
    chips.lose_bet
    
def push():
    print('Its a push')

while True:
    print('welcome to blackjack')
    # Print an opening statement
    deck=Deck()
    deck.shuffle()
    
    # Create & shuffle the deck, deal two cards to each player
    player=Hand()
    dealer=Hand()
    player.add_card(deck.deal())
    player.add_card(deck.deal())
    dealer.add_card(deck.deal())
    dealer.add_card(deck.deal())
        
    # Set up the Player's chips
    player_chips=Chips()
    
    
    # Prompt the Player for their bet
    take_bet(player_chips)
    
    # Show cards (but keep one dealer card hidden)
    show_some(player,dealer)
    
    while playing:  # recall this variable from our hit_or_stand function
        
        # Prompt for Player to Hit or Stand
        hit_or_stand(deck,player)
        
        # Show cards (but keep one dealer card hidden)
        show_some(player,dealer) 
        
        # If player's hand exceeds 21, run player_busts() and break out of loop
        if player.value>21:
            
            player_busts(player_chips)

            break

    # If Player hasn't busted, play Dealer's hand until Dealer reaches 17
    if player.value<=21:
        while dealer.value<17:
            hit(deck,dealer)
    
        # Show all cards
        show_all(player,dealer)
        # Run different winning scenarios
        if dealer.value > 21:
            dealer_busts(player_chips)

        elif dealer.value > player.value:
            dealer_wins(player_chips)

        elif dealer.value < player.value:
            player_wins(player_chips)

        else:
            push()
    
    # Inform Player of their chips total 
    print('players winnings stand at ',player_chips.total)
    
    # Ask to play again
    new_game=input('Do you want to play again y or n ')
    if new_game=='y':
        playing=True
        continue
    else:
        break