func.py

def new_input():
    total = []
    while True:
        unit= input("请输入：")
        try:
            if unit== 'q':
                break
            unit=int(unit)
            
            
        except ValueError:
            print("请输入数字")
            continue
        
            
        else:
            total.append(unit)
            
    return total
def sum(a):
    price=0
    for i in a:
        price+=i
    print(price)
sum(new_input())