roulette.py

import random

red = ["1","3","5","7","9","12","14","16","18","21","23","25","27","30","32","34","36"]
black = ["2","4","6","8","10","11","13","15","17","19","20","22","24","26","28","29","31","33","35"]
green = ["0"]
even = ["2","4","6","8","10","12","14","16","18","20","22","24","26","28","30","32","34","36"]
odd = ["1","3","5","7","9","11","13","15","17","19","21","23","25","27","29","31","33","35"]


def results():
    result = []
    result.append(str(random.randint(0, 36)))
    if result[0] in red:
        result.append('red')
    if result[0] in black:
        result.append('black')
    if result[0] in even:
        result.append('even')
    if result[0] in odd:
        result.append('odd')
    if result[0] in green:
        result.append('green')
    return result


def bet_won(bet, bankroll, winnings):
    bankroll[0] = bankroll[0] + float(bet) + float(winnings)
    return bankroll[0]


def win_or_lose(bet, result, pick):
    output = ""
    print("Placing bet for: " + str(bet) + ", Current Bankroll: " + str(bankroll[0]))
    bankroll[0] = bankroll[0] - float(bet)
    if len(pick) > 1:
        winnings = str(round(float(bet)*2.0, 2))
        if result[0] in red and pick[1] in result[0]:
            output = "Roll: " + result[0] + " red" + "\nYou won! Earnings: " + winnings
            bet_won(bet, bankroll, winnings)
        elif result[0] in black and pick[1] in result[0]:
            output = "Roll: " + result[0] + " black" + "\nYou won! Earnings: " + winnings
            bet_won(bet, bankroll, winnings)
        elif result[0] in green and pick[1] in result[0]:
            output = "Roll: " + result[0] + " green" + "\nYou won! Earnings: " + winnings
            bet_won(bet, bankroll, winnings)
        else:
            output = "Result was: " + result[0] + " " + result[1] + "\nSorry, you lose!"
    if len(pick) == 1:
        winnings = str(round(float(bet)*1.0, 2))
        if result[0] in red and pick[0] == "red":
            output = "Roll: " + result[0] + " red" + "\nYou won! Earnings: " + winnings
            bet_won(bet, bankroll, winnings)
        elif result[0] in odd and pick[0] == "odd":
            output = "Roll: " + result[0] + " odd" + "\nYou won! Earnings: " + winnings
            bet_won(bet, bankroll, winnings)
        elif result[0] in even and pick[0] == "even":
            output = "Roll: " + result[0] + " even" + "\nYou won! Earnings: " + winnings
            bet_won(bet, bankroll, winnings)
        else:
            output = "Result was: " + result[0] + " " + result[1] + "\nSorry, you lose!"
    return output


def spin(user_input):
    result = results()
    pick = []
    input_list = user_input.split()
    try:
        if len(input_list) > 2:
            pick.append(str(input_list[1]))
            pick.append(str(input_list[0]))
            bet = str(input_list[2])
            if bankroll[0] > 0 and float(bet) < bankroll[0] and float(bet) > 0:
                if int(pick[0]) <= 36:
                    if pick[1] in "red,black,even,odd":
                        print(win_or_lose(bet, result, pick))
                    else:
                        print("You must pick: red, black, even, odd")
                else:
                    print("Must pick a number between 0-36...")
            else:
                if int(bet) == 0:
                    print("You must bet more than 0")
                else:
                    print("Insufficient Bankroll")
        else:
            pick.append(str(input_list[0]))
            bet = str(input_list[1])
            if bankroll[0] > 0 and float(bet) <= bankroll[0] and float(bet) > 0:
                if pick[0] in "red,black,even,odd":
                    print(win_or_lose(bet, result, pick))
                else:
                    print("You must pick: red, black, even, odd")
            else:
                if int(bet) == 0:
                    print("You must bet more than 0")
                else:
                    print("Insufficient Bankroll")
    except Exception as e:
        print("Retry Bet\nSyntax is: red/black [number] [bet amount] or red/black [amount]"
              "\nExample: red 13, black 10 1, odd 1")
        # print(e)
    selection()
    return result


def selection():
    choice = input("Current Bankroll: " + str(bankroll[0]) + "\n")
    print(spin(choice))


if __name__ == "__main__":
    print("Spin to win, You can choose:\n red [number], black [number], "
          "even, odd, or red, black followed by your bet ammount\n Example: red 11 3, odd 5, red 10"
          "\n Your starting bankroll: 100")
    bankroll = [100]
    selection()