Helping out the fam here: https://www.reddit.com/r/learnpython/comments/b5fjix/having_trouble_working_with_classes/

sodas.py

SIZES = {"s": "Small", "m": "Medium", "l": "Large"}
PRICES = {"s": 1.5, "m": 1.75, "l": 2.0}
SWEETENED = {"s": "Sweetened", "u": "Unsweetened"}


class Beverage:
    name = "Beverage"
    def __init__(self, size, price):
        self.size = size
        self.price = price

    def __str__(self):
        return self.size + " " + str(self.price) + " " + self.name


class Soda(Beverage):
    name = "Soda"
    def __init__(self, size, price):
        super().__init__(size, price)


class Lemonade(Beverage):
    name = "Lemonade"
    def __init__(self, size, price, sugar):
        super().__init__(size, price)
        self.sugar = sugar

    def __str__(self):
        return self.sugar + " " + super().__str__()


def title():
    print("The Beverage Program")
    print("\n")


def closing(count, drinks=None):
    print(
        "You created " + str(count) + " drink orders. Thank you for using this program!"
    )
    if drinks:
        print("The drinks you ordered are:")
        for drink in drinks:
            print("   ", drink)


def get_price(size_input, price):
    drink_price = PRICES[size_input]
    price = price + drink_price
    return price


def main():
    drinks = []
    repeat = "y"
    count = 0
    price = 0
    title()
    while repeat == "y":

        drinkType = input(
            "Enter the kind of drink you'd like (S for soda, L for Lemonade, 0 to quit): \t"
        )
        drinkType = drinkType.lower()
        if drinkType == "0":
            repeat = input("would you like to make another drink? (y/n) \t")
            if repeat == "y":
                continue
            elif repeat != "y":
                closing(count)
                return

        while True:
            if drinkType not in "sl0":
                print("Invalid Entry. Please restart the program")
                return
            else:
                break

        size_input = input("What size would you like?  Enter S, M or L:\t").lower()
        while True:
            if size_input not in SIZES:
                print("Invalid Entry. Please restart the program")
                return
            else:
                break

        size = SIZES[size_input]
        price = get_price(size_input, price)

        if drinkType == "s":
            drink = Soda(size, price)

        if drinkType == "l":
            sugar_input = input(
                "Would you like it sweetened or unsweetened (s/u)? \t"
            ).lower()
            sweetened = SWEETENED[sugar_input]
            drink = Lemonade(size, price, sweetened)
        drinks.append(drink)

        if drinkType != "0":
            print(drink, "ordered!")
        repeat = input("Would you like to make another drink? (y/n) \t")
        count += 1

        if repeat != "y":
            closing(count, drinks)
            return
        else:
            continue


if __name__ == "__main__":
    main()