Home API Notes
import sys
total = 0 
menu =  {"burger": 3.99, "fries": 1.99, "drink": 0.99, "Burger": 3.99, "Fries": 1.99, "Drink": 0.99}

print("Menu")
for k,v in menu.items():
    print(k + "  $" + str(v)) 

ordering = True

while ordering:
    food = input("Please select an item from the menu. Press enter when you are done.")

    if food in menu:
        total += menu[food]
        print("Your total: $" + "{:.2f}".format(total))
    else:
        print("Your order will be ready soon!")
        ordering = False
Menu
burger  $3.99
fries  $1.99
drink  $0.99
Your total: $3.99
Your total: $5.98
Your total: $6.97
Your total: $7.96
Your total: $11.95
Your order will be ready soon!