Sale (Dec. Usage) 2
12345678910111213141516171819
def dec(func):
amount = 0
def wrapper(sales):
nonlocal amount
amount +=sales #amount = amount + sales
func(amount)
return wrapper
@dec
def producton(sales):
print("total amount is:", sales)
@dec
def shipping(cost):
print("total expense:", cost) #cost will substitute sales in dec()
producton(10)
shipping(20)
producton(30)
shipping(100)
Python
INFO