AI-модели
в вашем редакторе

from decimal import Decimal


def calculate_total(items):
    total = Decimal("0")

    for item in items:
        price = Decimal(str(item["price"]))
        quantity = int(item["quantity"])
        total += price * quantity

    return total


total = calculate_total(order.items)
print(f"Итого: {total:.2f}")