func.py

def new_input():
    total = []
    while True:
        money= input("请输入：(q退出)")
        if money== 'q':
            break
        else:
            try:
                money=int(money)
            except:
                print("请输入一个新数")    
            else:
                total.append(money)
            finaly:
                print("_"*30)    
     return total
def sum(money):
    count=0
    for i in money:
        count=count+i
    return count

price=new_input()
pay=sum(price)
print("您一共消费"+ str(pay)+"元！)