func.py

def ab():
    total = []
    while True:
        unit= input("请输入：")
        if unit== 'q':
            break
        try:
            unit = int(unit)
        except:
            print('输入数字')
        else:
            total.append(unit)
    return total

a = ab()

def c(m):
    sum = 0
    for i in a:
        sum += i
    return sum
d = c(a)
print(d)