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213 changes: 213 additions & 0 deletions Python/51.Black-jack/black-jack.py
Original file line number Diff line number Diff line change
@@ -0,0 +1,213 @@
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':10}

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 'The Deck has: ' + deck_comp

def shuffle(self):
random.shuffle(self.deck)

def deal(self):
single_card = self.deck.pop()
return single_card

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 add_card(self,card):
self.cards.append(card)
self.value += values[card.rank]

if card.rank == 'Ace':
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,total = 100):
self.total = total # This can be set to a default value or supplied by a user input
self.bet = 0

def win_bet(self):
self.total += self.bet

def lose_bet(self):
self.total -= self.bet

def take_bet(chips):

while True:
try:
chips.bet = int(input('How many chips would you like to bet? '))
except ValueError:
print('Sorry, a bet must be an integer!')
else:
if chips.bet > chips.total:
print("Sorry, your bet can't exceed",chips.total)
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:
x = input("Would you like to Hit or Stand? Enter 'h' or 's' ")

if x[0].lower() == 'h':
hit(deck,hand) # hit() function defined above

elif x[0].lower() == 's':
print("Player stands. Dealer is playing.")
playing = False

else:
print("Sorry, please try again.")
continue
break

def show_some(player,dealer):
print("\nDealer's Hand:")
print(" <card hidden>")
print('',dealer.cards[1])
print("\nPlayer's Hand:", *player.cards, sep='\n ')

def show_all(player,dealer):
print("\nDealer's Hand:", *dealer.cards, sep='\n ')
print("Dealer's Hand =",dealer.value)
print("\nPlayer's Hand:", *player.cards, sep='\n ')
print("Player's Hand =",player.value)

def player_busts(player,dealer,chips):
print("Player busts!")
chips.lose_bet()

def player_wins(player,dealer,chips):
print("Player wins!")
chips.win_bet()

def dealer_busts(player,dealer,chips):
print("Dealer busts!")
chips.win_bet()

def dealer_wins(player,dealer,chips):
print("Dealer wins!")
chips.lose_bet()

def push(player,dealer):
print("Dealer and Player tie! It's a push.")


while True:
# Print an opening statement
print('Welcome to BlackJack! Get as close to 21 as you can without going over!\n\
Dealer hits until she reaches 17. Aces count as 1 or 11.')

# Create & shuffle the deck, deal two cards to each player
deck = Deck()
deck.shuffle()

player_hand = Hand()
player_hand.add_card(deck.deal())
player_hand.add_card(deck.deal())

dealer_hand = Hand()
dealer_hand.add_card(deck.deal())
dealer_hand.add_card(deck.deal())

# Set up the Player's chips
player_chips = Chips() # remember the default value is 100

# Prompt the Player for their bet
take_bet(player_chips)

# Show cards (but keep one dealer card hidden)
show_some(player_hand,dealer_hand)

while playing: # recall this variable from our hit_or_stand function

# Prompt for Player to Hit or Stand
hit_or_stand(deck,player_hand)

# Show cards (but keep one dealer card hidden)
show_some(player_hand,dealer_hand)

# If player's hand exceeds 21, run player_busts() and break out of loop
if player_hand.value > 21:
player_busts(player_hand,dealer_hand,player_chips)
break


# If Player hasn't busted, play Dealer's hand until Dealer reaches 17
if player_hand.value <= 21:

while dealer_hand.value < 17:
hit(deck,dealer_hand)

# Show all cards
show_all(player_hand,dealer_hand)

# Run different winning scenarios
if dealer_hand.value > 21:
dealer_busts(player_hand,dealer_hand,player_chips)

elif dealer_hand.value > player_hand.value:
dealer_wins(player_hand,dealer_hand,player_chips)

elif dealer_hand.value < player_hand.value:
player_wins(player_hand,dealer_hand,player_chips)

else:
push(player_hand,dealer_hand)

# Inform Player of their chips total
print("\nPlayer's winnings stand at",player_chips.total)

# Ask to play again
new_game = input("Would you like to play another hand? Enter 'y' or 'n' ")

if new_game[0].lower()=='y':
playing=True
continue
else:
print("Thanks for playing!")
break