Create Cho-Han (Even-Odd) Game

Cho-Han Game

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+import random, sys
+
+NUMBERS = {1: 'ONE', 2: 'TWO', 3: 'THREE', 4: 'FOUR', 5: 'FIVE', 6: 'SIX'}
+
+print('''In this traditional Japanese dice game, two dice are rolled in a bamboo
+ cup by the dealer sitting on the floor. The player must guess if the
+ dice total to an even (cho) or odd (han) number.
+ ''')
+
+purse = 5000
+while True:  # Main game loop.
+     # Place your bet:
+    print('You have', purse, 'money. How much do you bet? (or QUIT)')
+    while True:
+        pot = input('> ')
+        if pot.upper() == 'QUIT': #even if quit is written in small letters
+            print('Thanks for playing!')
+            sys.exit()
+        elif not pot.isdecimal():
+            print('Please enter a number.')
+        elif int(pot) > purse:
+            print('You do not have enough to make that bet.')
+        else:
+             # This is a valid bet.
+            pot = int(pot)  # Convert pot to an integer.
+            break  # Exit the loop once a valid bet is placed.
+
+     # Roll the dice.
+    dice1 = random.randint(1, 6)
+    dice2 = random.randint(1, 6)
+
+
+    print('CHO (even) or HAN (odd)?')
+
+     # Let the player bet cho or han:
+    while True:
+        bet = input('> ').upper()
+        if bet != 'CHO' and bet != 'HAN':
+            print('Please enter either "CHO" or "HAN".')
+            continue
+        else:
+            break
+
+     # Reveal the dice results:
+    print('The dealer lifts the cup to reveal:')
+    print('  ', NUMBERS[dice1], '-', NUMBERS[dice2])
+    print('    ', dice1, '-', dice2)
+
+     # Determine if the player won:
+    rollIsEven = (dice1 + dice2) 
+    if rollIsEven % 2 == 0:
+         correctBet = 'CHO'
+    else:
+         correctBet = 'HAN'
+
+    playerWon = bet 
+
+     # Display the bet results:
+    if playerWon == correctBet:
+         print('You won! You take', pot, 'money.')
+         purse = purse + pot  # Add the pot from player's purse.
+         print('The house collects a', pot // 10, 'mon fee.')
+         purse = purse - (pot // 10)  # The house fee is 10%.
+    else:
+         purse = purse - pot  # Subtract the pot from player's purse.
+         print('You lost!')
+
+     # Check if the player has run out of money:
+    if purse == 0:
+         print('You have run out of money!')
+         print('Thanks for playing!')
+         sys.exit()