task_3

def shopping_cart(*args):
    result = ""
    meal = {"Pizza": [], "Dessert": [], "Soup": []}
    for i in args:
        if i == "Stop":
            break
        key = i[0]
        value = i[1]
        if key == "Pizza" and len(meal["Pizza"]) < 4:
            if value not in meal["Pizza"]:
                meal["Pizza"].append(value)
        elif key == "Dessert" and len(meal["Dessert"]) < 2:
            if value not in meal["Dessert"]:
                meal["Dessert"].append(value)
        elif key == "Soup" and len(meal["Soup"]) < 3:
            if value not in meal["Soup"]:
                meal["Soup"].append(value)

    if len(meal["Pizza"]) == 0 and len(meal["Dessert"]) == 0 and len(meal["Soup"]) == 0:
        result += f"No products in the cart!"
    else:
        sorted_list = sorted(meal.items(), key=lambda x: (-len(x[1]), x[0]))
        for i, j in sorted_list:
            sorted_list_of_objects = sorted(j)
            result += f"{i}:\n"
            for obj in sorted_list_of_objects:
                result += f" - {obj}\n"
    return result


print(shopping_cart(
    ('Pizza', 'ham'),
    ('Soup', 'carrots'),
    ('Pizza', 'cheese'),
    ('Pizza', 'flour'),
    ('Dessert', 'milk'),
    ('Pizza', 'mushrooms'),
    ('Pizza', 'tomatoes'),
    'Stop',
))