Разметка чека

WIDTH = 40
 
 
def big_message(s):
    content = [
       "-" * WIDTH,
       "",
       s.center(WIDTH),
       "",
       "-" * WIDTH,
    ]
    return "\n".join(content)
 
 
class Market:
    def __init__(self, goods):
        self.goods = goods
 
    def add_good(self, name: str, price):
        self.goods[name] = price
 
 
class Receipt:
    def __init__(self, market):
        self.market = market
        self.content = {}
 
    def add_line(self, name, count):
        self.content[name] = count
 
    def render(self):
        total = 0
        content = [
            big_message("Welcome to our shop!"),
            "",
        ]
        for name, count in self.content.items():
            if count > 1:
                left = "{} x {}".format(name, count)
            else:
                left = name
            cost = self.market.goods[name] * count
            total += cost
            right = str(cost)
            left_limit = WIDTH - len(right) - 1
            current = left[:left_limit]
            left = left[left_limit:]
            content.append("{} {}".format(current, right))
            while left:
                current = left[:left_limit]
                left = left[left_limit:]
                content.append(current)
 
        content.append("")
        content.append("-" * WIDTH)
        content.append("-" * WIDTH)
        content.append("")
        content.append("Total: {}".format(total))
        content.append("")
        content.append(big_message("Thank you!"))
        return "\n".join(content)
 
 
if __name__ == "__main__":
    shop = Market({"Beer": 39, "Cigaret": 112})
    shop.add_good("Fish", 19)
 
    shop_1_receipt = Receipt(shop)
 
    shop_1_receipt.add_line("Beer", 4)
    shop_1_receipt.add_line("Cigaret", 3)
    shop_1_receipt.add_line("Fish", 2)
    print(shop_1_receipt.render())

left = left.ljust(WIDTH)

WIDTH = 40
 
s = 'Fish x 2'
print('{}{:>{width}}'.format(s, 38, width=WIDTH - len(s)))

shop = Market({"Beer": 39, "Cigaret": 112})

def format_item(left, rigt):
    content =[]
    while left:
        current = left[:left_limit]
        left = left[left_limit:]
        content.append(current)