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Python: Make code testable
Avoid executing code on module level as this prevents importing the module for testing. Especially infinite loops are evil.
This commit is contained in:
Martin Thoma
@@ -62,89 +62,93 @@ def display_bankroll(bank_roll: int) -> None:
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print("You now have %s dollars\n" % bank_roll)
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# Display initial title and instructions
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print("\n Acey Ducey Card Game")
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print("Creative Computing Morristown, New Jersey")
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print("\n\n")
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print("Acey-Ducey is played in the following manner")
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print("The dealer (computer) deals two cards face up")
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print("You have an option to bet or not bet depending")
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print("on whether or not you feel the card will have")
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print("a value between the first two.")
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print("If you do not want to bet, input a 0")
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def main():
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# Display initial title and instructions
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print("\n Acey Ducey Card Game")
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print("Creative Computing Morristown, New Jersey")
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print("\n\n")
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print("Acey-Ducey is played in the following manner")
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print("The dealer (computer) deals two cards face up")
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print("You have an option to bet or not bet depending")
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print("on whether or not you feel the card will have")
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print("a value between the first two.")
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print("If you do not want to bet, input a 0")
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# Loop for series of multiple games
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KEEP_PLAYING = True
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while KEEP_PLAYING:
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# Loop for series of multiple games
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KEEP_PLAYING = True
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while KEEP_PLAYING:
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# Initialize bankroll at start of each game
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BANK_ROLL = DEFAULT_BANKROLL
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display_bankroll(BANK_ROLL)
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# Initialize bankroll at start of each game
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BANK_ROLL = DEFAULT_BANKROLL
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display_bankroll(BANK_ROLL)
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# Loop for a single round. Repeat until out of money.
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while BANK_ROLL > 0:
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# Loop for a single round. Repeat until out of money.
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while BANK_ROLL > 0:
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# Deal out dealer cards
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print("Here are your next two cards")
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dealer1 = deal_card_num()
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# If the cards match, we redeal 2nd card until they don't
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dealer2 = dealer1
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while dealer1 == dealer2:
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dealer2 = deal_card_num()
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# Organize the cards in order if they're not already
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if dealer1 >= dealer2:
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(dealer1, dealer2) = (dealer2, dealer1) # Ya gotta love Python!
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# Show dealer cards to the player
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# (use card name rather than internal number)
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print(get_card_name(dealer1))
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print(get_card_name(dealer2) + "\n")
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# Deal out dealer cards
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print("Here are your next two cards")
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dealer1 = deal_card_num()
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# If the cards match, we redeal 2nd card until they don't
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dealer2 = dealer1
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while dealer1 == dealer2:
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dealer2 = deal_card_num()
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# Organize the cards in order if they're not already
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if dealer1 >= dealer2:
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(dealer1, dealer2) = (dealer2, dealer1) # Ya gotta love Python!
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# Show dealer cards to the player
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# (use card name rather than internal number)
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print(get_card_name(dealer1))
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print(get_card_name(dealer2) + "\n")
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# Get and handle player bet choice
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BET_IS_VALID = False
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while not BET_IS_VALID:
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curr_bet_str = input("What is your bet? ")
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try:
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curr_bet = int(curr_bet_str)
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except ValueError:
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# Bad input? Just loop back up and ask again...
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pass
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else:
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if curr_bet == 0:
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BET_IS_VALID = True
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print("Chicken!!\n")
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elif curr_bet > BANK_ROLL:
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print("Sorry, my friend but you bet too much")
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print("You have only %s dollars to bet\n" % BANK_ROLL)
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# Get and handle player bet choice
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BET_IS_VALID = False
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while not BET_IS_VALID:
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curr_bet_str = input("What is your bet? ")
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try:
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curr_bet = int(curr_bet_str)
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except ValueError:
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# Bad input? Just loop back up and ask again...
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pass
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else:
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# Deal player card
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BET_IS_VALID = True
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player = deal_card_num()
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print(get_card_name(player))
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# Did we win?
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if dealer1 < player < dealer2:
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print("You win!!!")
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BANK_ROLL += curr_bet
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if curr_bet == 0:
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BET_IS_VALID = True
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print("Chicken!!\n")
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elif curr_bet > BANK_ROLL:
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print("Sorry, my friend but you bet too much")
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print("You have only %s dollars to bet\n" % BANK_ROLL)
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else:
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print("Sorry, you lose")
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BANK_ROLL -= curr_bet
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# Deal player card
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BET_IS_VALID = True
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player = deal_card_num()
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print(get_card_name(player))
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# Update player on new bankroll level
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display_bankroll(BANK_ROLL)
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# Did we win?
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if dealer1 < player < dealer2:
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print("You win!!!")
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BANK_ROLL += curr_bet
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else:
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print("Sorry, you lose")
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BANK_ROLL -= curr_bet
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# End of loop for a single round
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# Update player on new bankroll level
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display_bankroll(BANK_ROLL)
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print("\n\nSorry, friend but you blew your wad")
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player_response = input("Try again (yes or no) ")
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if player_response.lower() == "yes":
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print()
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else:
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KEEP_PLAYING = False
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# End of loop for a single round
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# End of multiple game loop
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print("\n\nSorry, friend but you blew your wad")
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player_response = input("Try again (yes or no) ")
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if player_response.lower() == "yes":
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print()
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else:
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KEEP_PLAYING = False
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print("OK Hope you had fun\n")
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# End of multiple game loop
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print("OK Hope you had fun\n")
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if __name__ == "__main__":
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main()
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########################################################
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