├── License
├── README.md
├── blackjack.py
├── cards.py
└── db.py


/License:
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 1 | MIT License
 2 | 
 3 | Copyright (c) 2022 Justin-2028
 4 | 
 5 | Permission is hereby granted, free of charge, to any person obtaining a copy
 6 | of this software and associated documentation files (the "Software"), to deal
 7 | in the Software without restriction, including without limitation the rights
 8 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 9 | copies of the Software, and to permit persons to whom the Software is
10 | furnished to do so, subject to the following conditions:
11 | 
12 | The above copyright notice and this permission notice shall be included in all
13 | copies or substantial portions of the Software.
14 | 
15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21 | SOFTWARE.
22 | 


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/README.md:
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1 | # Python Blackjack Application
2 | 
3 | One of my first Python projects, this blackjack application will be sure to satisfy your gambling needs.
4 | 


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/blackjack.py:
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  1 | import cards
  2 | import db
  3 | import locale as lc
  4 | 
  5 | result = lc.setlocale(lc.LC_ALL, "")
  6 | if result[0] == "C":
  7 |     lc.setlocale(lc.LC_ALL, "en_US")
  8 | 
  9 | 
 10 | def display_title():
 11 |     print("BLACKJACK!")
 12 |     print("Blackjack payout is 3:2")
 13 |     print("Enter 'x' for bet to exit")
 14 |     print()
 15 | 
 16 | 
 17 | def get_starting_money():
 18 |     try:
 19 |         money = db.read_money()
 20 |     except FileNotFoundError:
 21 |         money = 0
 22 |     if money < 5:
 23 |         print("You were out of money.")
 24 |         print("We gave you 100 so you could play.")
 25 |         db.write_money(100)
 26 |         return 100
 27 |     else:
 28 |         return money
 29 | 
 30 | 
 31 | def get_bet(money):
 32 |     while True:
 33 |         try:
 34 |             bet = float(input("Bet amount:        "))
 35 |         except ValueError:
 36 |             print("Invalid amount. Try again.")
 37 |             continue
 38 | 
 39 |         if bet < 5:
 40 |             print("The minimum bet is 5.")
 41 |         elif bet > 1000:
 42 |             print("The maximum bet is 1,000.")
 43 |         elif bet > money:
 44 |             print("You don't have enough money to make that bet.")
 45 |         else:
 46 |             return bet
 47 | 
 48 | 
 49 | def display_cards(hand, title):
 50 |     print(title.upper())
 51 |     for card in hand:
 52 |         print(card[0], "of", card[1])
 53 |     print()
 54 | 
 55 | 
 56 | def play(deck, player_hand):
 57 |     while True:
 58 |         choice = input("Hit or Stand? (h/s): ")
 59 |         print()
 60 | 
 61 |         if choice.lower() == "h":
 62 |             cards.add_card(player_hand, cards.deal_card(deck))
 63 |             if cards.get_points(player_hand) > 21:
 64 |                 break
 65 |             display_cards(player_hand, "YOUR CARDS: ")
 66 |         elif choice == "s":
 67 |             break
 68 |         else:
 69 |             print("Not a valid choice, Try again.")
 70 |     return player_hand
 71 | 
 72 | 
 73 | def buy_more_chips(money):
 74 |     while True:
 75 |         try:
 76 |             amount = float(input("Amount: "))
 77 |         except ValueError:
 78 |             print("Invalid amount. Try again.")
 79 |             continue
 80 | 
 81 |         if 0 < amount <= 10000:
 82 |             money += amount
 83 |             return money
 84 |         else:
 85 |             print("Invalid amount, must be from 0 to 10,000.")
 86 | 
 87 | 
 88 | def main():
 89 |     display_title()
 90 |     money = get_starting_money()
 91 |     print("Money:", lc.currency(money, grouping=True))
 92 |     print()
 93 | 
 94 |     while True:
 95 |         if money < 5:
 96 |             print("You are out of money.")
 97 |             buy_more = input("Would you like to buy more chips? (y/n) ")
 98 |             if buy_more == "y":
 99 |                 money = buy_more_chips(money)
100 |                 print("Money:", lc.currency(money, grouping=True))
101 |                 db.write_money(money)
102 |             else:
103 |                 break
104 | 
105 |         bet = get_bet(money)
106 |         if bet == "x":
107 |             break
108 | 
109 |         deck = cards.get_deck()
110 |         cards.shuffle(deck)
111 | 
112 |         dealer_hand = cards.get_empty_hand()
113 |         player_hand = cards.get_empty_hand()
114 | 
115 |         cards.add_card(player_hand, cards.deal_card(deck))
116 |         cards.add_card(player_hand, cards.deal_card(deck))
117 |         cards.add_card(dealer_hand, cards.deal_card(deck))
118 | 
119 |         display_cards(dealer_hand, "\nDEALER'S SHOW CARD: ")
120 |         display_cards(player_hand, "YOUR CARDS: ")
121 | 
122 |         player_hand = play(deck, player_hand)
123 | 
124 |         cards.add_card(dealer_hand, cards.deal_card(deck))
125 |         while cards.get_points(dealer_hand) <= 21 and cards.get_points(dealer_hand) < 17:
126 |             cards.add_card(dealer_hand, cards.deal_card(deck))
127 |         display_cards(dealer_hand, "DEALER'S CARDS: ")
128 | 
129 |         print("YOUR POINTS:       " + str(cards.get_points(player_hand)))
130 |         print("DEALER'S POINTS:   " + str(cards.get_points(dealer_hand)))
131 | 
132 |         players_points = cards.get_points(player_hand)
133 |         dealer_points = cards.get_points(dealer_hand)
134 | 
135 |         if players_points > 21:
136 |             print("\nSorry, you busted. You lose.")
137 |             money -= bet
138 |         elif dealer_points > 21:
139 |             print("\nYay! Dealer busted. You win!")
140 |             money += bet
141 |         else:
142 |             if players_points == 21 and len(player_hand) == 2:
143 |                 if dealer_points == 21 and len(dealer_hand) == 2:
144 |                     print("\nDang, dealer has blackjack too. You push")
145 |                 else:
146 |                     print("\nBlackjack! You win!")
147 |                     money += bet * 1.5
148 |                     money = round(money, 2)
149 |             elif players_points > dealer_points:
150 |                 print("\nHooray! You win!")
151 |                 money += bet
152 |             elif dealer_points > players_points:
153 |                 print("\nSorry, You lose.")
154 |                 money -= bet
155 |             elif players_points == dealer_points:
156 |                 print("\nYou push.")
157 |             else:
158 |                 print("\nSorry, I am not sure what happened.")
159 | 
160 |         print("Money:", lc.currency(money, grouping=True))
161 | 
162 |         db.write_money(money)
163 | 
164 |         again = input("\nPlay again? (y/n): ")
165 |         print()
166 |         if again.lower() != "y":
167 |             print("Come again soon!")
168 |             break
169 | 
170 |         print()
171 |     print("Bye, have a nice day!")
172 | 
173 | 
174 | if __name__ == "__main__":
175 |     main()
176 | 


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/cards.py:
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 1 | #! /usr/bin/env python3
 2 | 
 3 | import random
 4 | 
 5 | 
 6 | def get_deck():
 7 |     deck = []
 8 |     ranks = {"Ace", "2", "3", "4", "5", "6", "7", "8", "9", "10",
 9 |              "Jack", "Queen", "King"}
10 |     suits = {"Clubs", "Diamonds", "Hearts", "Spades"}
11 |     for suit in suits:
12 |         for rank in ranks:
13 |             if rank == "Ace":
14 |                 value = 11
15 |             elif rank == "Jack" or rank == "Queen" or rank == "King":
16 |                 value = 10
17 |             else:
18 |                 value = int(rank)
19 | 
20 |             card = [rank, suit, value]
21 |             deck.append(card)
22 |     return deck
23 | 
24 | 
25 | def shuffle(deck):
26 |     random.shuffle(deck)
27 | 
28 | 
29 | def deal_card(deck):
30 |     card = deck.pop()
31 |     return card
32 | 
33 | 
34 | def get_empty_hand():
35 |     hand = []
36 |     return hand
37 | 
38 | 
39 | def add_card(hand, card):
40 |     hand.append(card)
41 | 
42 | 
43 | def get_points(hand):
44 |     points = 0
45 |     ace_count = 0
46 |     for card in hand:
47 |         if card[0] == "Ace":
48 |             ace_count += 1
49 |         points += card[2]
50 | 
51 |     if ace_count > 0 and points > 21:
52 |         points = points - (ace_count * 10)
53 |     if ace_count > 1 and points <= 11:
54 |         points += 10
55 |     return points
56 | 
57 | 
58 | def main():
59 |     deck = get_deck()
60 |     shuffle(deck)
61 |     for card in deck:
62 |         print(card)
63 |     print()
64 | 
65 |     hand = get_empty_hand()
66 |     add_card(hand, deal_card(deck))
67 |     add_card(hand, deal_card(deck))
68 |     add_card(hand, deal_card(deck))
69 | 
70 |     print("Hand:", hand)
71 |     print("Points:", get_points(hand))
72 | 
73 | 
74 | if __name__ == "__main__":
75 |     main()
76 | 


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/db.py:
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 1 | 
 2 | FILENAME = "money.txt"
 3 | 
 4 | 
 5 | def write_money(money):
 6 |     try:
 7 |         with open(FILENAME, "w") as file:
 8 |             file.write((str(money)))
 9 |     except FileNotFoundError:
10 |         print("Data file missing, resetting starting amount to 1000.")
11 |         write_money(1000)
12 |         return 1000
13 |     else:
14 |         return money
15 | 
16 | 
17 | def read_money():
18 |     try:
19 |         with open(FILENAME, "r") as file:
20 |             line = file.readline()
21 |             money = float(line)
22 |             return money
23 |     except FileNotFoundError:
24 |         print("Data file missing, resetting starting amount to 1000.")
25 |         write_money(1000)
26 |         return 1000
27 | 


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