BlackjackHelper.py

# Blackjack helper
# Coder Radio ep 214 coding challenge

# Value table
TABLE = {
        '2': [ 'H','H','D','D','H','S','S','S','S','S','H','H','H','H','H','S','S','S','SP','SP','H','D','SP','SP','SP','SP','S','SP' ],
        '3': [ 'H','D','D','D','H','S','S','S','S','S','H','H','H','H','D','DS','S','S','SP','SP','H','D','SP','SP','SP','SP','S','SP' ],
        '4': [ 'H','D','D','D','S','S','S','S','S','S','H','H','D','D','D','DS','S','S','SP','SP','H','D','SP','SP','SP','SP','S','SP' ],
        '5': [ 'H','D','D','D','S','S','S','S','S','S','D','D','D','D','D','DS','S','S','SP','SP','SP','D','SP','SP','SP','SP','S','SP' ],
        '6': [ 'H','D','D','D','S','S','S','S','S','S','D','D','D','D','D','DS','S','S','SP','SP','SP','D','SP','SP','SP','SP','S','SP' ],
        '7': [ 'H','H','D','D','H','H','H','H','H','S','H','H','H','H','H','S','S','S','SP','SP','H','D','H','SP','SP','S','S','SP' ],
        '8': [ 'H','H','D','D','H','H','H','H','H','S','H','H','H','H','H','S','S','S','H','H','H','D','H','H','SP','SP','S','SP' ],
        '9': [ 'H','H','D','D','H','H','H','H','X/H','S','H','H','H','H','H','H','S','S','H','H','H','D','H','H','SP','SP','S','SP' ],
        '10': [ 'H','H','H','D','H','H','H','X/H','X/H','S','H','H','H','H','H','H','S','S','H','H','H','H','H','H','SP','S','S','SP' ],
        'a': [ 'H','H','H','D','H','H','H','X/H','X/H','X/S','H','H','H','H','H','H','S','S','H','H','H','H','H','H','X/P','S','S','SP' ],
        }

DEFINITIONS = {
		"H":"Hit.",
		"S":"Stand.",
		"D":"Double if allowed, otherwise Hit.",
		"DS":"Double if allowed, otherwise Stand.",
		"SP":"Split.",
		"X/H":"Surrender if allowed, otherwise Hit.",
		"X/P":"Surrender if allowed, otherwise Split.",
		"X/S":"Surrender if allowed, otherwise Stand."
		}

def getUserHand():
	cards=input("Please enter your hand: ")
	if cards in ("8 9 10 11 12 13 14 15 16 17 22 33 44 55 66 77 88 99 1010 a2 a3 a4 a5 a6 a7 a8 a9 aa".split()):
		cards=list(cards)
		return cards
	else:
		print("Please enter a valid hand.")
		getUserHand()

def getIndex(cards):
	if len(cards) == 4:
		index = 26

	elif len(cards) == 1:
		if card[0] == 8:
			index = 0
		else:
			index = 1

	elif cards[0] == cards[1]:
		if cards[0] == "a":
			index = 27
		else:
			index = len(cards)-int(cards[0])

	elif cards[0] == "a":
		index = int(cards[1])+8
	else:
		index = int(cards[1])+2

	return index

def getDealerCard():
	card = input("Enter the dealer's card: ")
	if card in ("2 3 4 5 6 7 8 9 10 a".split()):
		return card
	else:
		print("Please enter a valid card.")
		getDealerCard()

def getAdvice(dealerCard, userIndex):
	advice = TABLE[dealerCard][userIndex]
	return advice


# Get the users hand and convert to index
userHand = getUserHand()
userIndex = getIndex(userHand)

# Get Dealers card
dealerCard = getDealerCard()

# Look up advise from table and convert to definition
advice = getAdvice(dealerCard, userIndex)
adviceMessage = DEFINITIONS[advice]

# Output
print("You should",adviceMessage,)

Should have made an account first ...
oops.