python_example/meal_order_text.py at main · nicecoding1/python_example · GitHub

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importos

menu_list= []
menu_dic= {}
order_list= []
order_price=0

defprint_menu():
print("="*30)
iflen(order_list):
print("주문한 메뉴: {}".format(order_list))
print()
print("[주문 가능 메뉴]")
foriinmenu_dic:
print("{} - {}원".format(i, menu_dic[i]))

menu=input("주문할 음식명을 입력해주세요(종료: 0): ")
whilemenunotinmenu_dicandmenu!="0":
print(menu,"은(는) 주문 가능 메뉴에 없습니다")
menu=input("주문할 음식명을 입력해주세요(종료: 0): ")
returnmenu


defprint_order():
iflen(order_list) <1:
print("주문 내역이 없습니다.")
exit()
print("주문한 메뉴: {}".format(",".join(order_list)))


defprint_price():
print("금액: {}원".format(order_price))


defprint_change(c):
print("잔돈: {}원".format(c))


ifos.path.exists("meal_menu.txt"):
withopen("meal_menu.txt", "r", encoding="utf-8") asf:
menu_list=f.readlines()

foriinmenu_list:
name=i.strip().split(",")[0]
price=i.strip().split(",")[1]

menu_dic[name] =int(price)


menu=""
whilemenu!="0":
menu=print_menu()
ifmenu=="0":
break
price=menu_dic[menu]
order_list.append(menu)
order_price+=price


print_order()
print_price()

pay=int(input("손님에게 받은 금액을 입력하세요(숫자만): "))
change=pay-order_price

print_change(change)