Method due

10-dp-1class-func/strategy.py:60–65

(self)

        return sum(totals, start=Decimal(0))

    def due(self) -> Decimal:
        if self.promotion is None:
            discount = Decimal(0)
        else:
            discount = self.promotion(self)  # <2>
        return self.total() - discount

    def __repr__(self):
        return f'<Order total: {self.total():.2f} due: {self.due():.2f}>'