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python_test/test1.py at master · python-cloud/python_test · GitHub

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# 练习python的参数
# 命名关键字参数，与默认参数有点不同，这个参数没有默认值，而且也属于必填参数，不填时会报错
def fun(name,age,*,city,job):
    print(name,age,city,job)
fun('huang',15,city='biejing',job='progrommer')
def product(*nums):
    if nums is None:
        raise TypeError('参数不能为None')
    res = 1
    for num in nums:
        res *= num
    return res