Wager Outcome classes

class WagerOutcome:
    """
    Base class for wager outcomes.
    """
    def __init__(self, name, price):
        self.name = name
        self.price = price

    def __str__(self) -> str:
        return self.name


class TotalWagerWon(WagerOutcome):
    def __init__(self, price):
        super().__init__("Won", price)

    def payout(self, bet_amount: float) -> float:
        return bet_amount * (self.price - 1)

    def __str__(self) -> str:
        return f"{self.name}({self.price})"


class TotalWagerLost(WagerOutcome):
    def __init__(self, price):
        super().__init__("Lost", price)

    def payout(self, bet_amount: float) -> float:
        return -bet_amount

    def __str__(self) -> str:
        return f"{self.name}({self.price})"


class TotalWagerCancelled(WagerOutcome):
    def __init__(self, price):
        super().__init__("Cancelled", price)

    def payout(self, bet_amount: float) -> float:
        return 0

    def __str__(self) -> str:
        return f"{self.name}({self.price})"


class TotalWagerHalfWon(WagerOutcome):
    def __init__(self, price):
        super().__init__("Half Won", price)

    def payout(self, bet_amount: float) -> float:
        return bet_amount * ((self.price - 1) / 2)

    def __str__(self) -> str:
        return f"{self.name}({self.price})"


class TotalWagerHalfLost(WagerOutcome):
    def __init__(self, price):
        super().__init__("Half Lost", price)

    def payout(self, bet_amount: float) -> float:
        return bet_amount / 2

    def __str__(self) -> str:
        return f"{self.name}({self.price})"


def usage():
    total_won = TotalWagerWon(1.95)
    print(total_won.__str__())
    print(total_won.payout(100))

    total_lost = TotalWagerLost(1.88)
    print(total_lost.__str__())
    print(total_lost.payout(100))

    total_cancelled = TotalWagerCancelled(1.76)
    print(total_cancelled.__str__())
    print(total_cancelled.payout(100))

    total_half_won = TotalWagerHalfWon(1.92)
    print(total_half_won.__str__())
    print(total_half_won.payout(100))

    total_half_lost = TotalWagerHalfLost(1.85)
    print(total_half_lost.__str__())
    print(total_half_lost.payout(100))


if __name__ == '__main__':
    usage()