the card suit symbols don' exist on your keyboardwhich is why we call the chr(function to create them the integer passed to chr(is called unicode code pointa unique number that identifies character according to the unicode standard unicode is often misunderstood howeverned batchelder' pycon us talk "pragmatic unicodeor how do stop the pain?is an excellent introduction to unicodeand you can find it at youtu be/sghbc udiqcappendix gives full list of unicode characters you can use in your python programs """blackjackby al sweigart al@inventwithpython com the classic card game also known as (this version doesn' have splitting or insurance more info at view this code at tagslargegamecard game"" import randomsys set up the constants hearts chr( character is ' diamonds chr( character is ' spades chr( character is ' clubs chr( character is ' ( list of chr codes is at backside 'backside def main() print('''blackjackby al sweigart al@inventwithpython com rules try to get as close to without going over kingsqueensand jacks are worth points aces are worth or points cards through are worth their face value ( )it to take another card ( )tand to stop taking cards on your first playyou can ( )ouble down to increase your bet but must hit exactly one more time before standing in case of tiethe bet is returned to the player the dealer stops hitting at ''' money while truemain game loop check if the player has run out of money if money < print("you're broke!" print("good thing you weren' playing with real money " print('thanks for playing!' sys exit( let the player enter their bet for this roundblackjack