刷题 | 大厂Python工程题面试题(一)

class Foo():
    def __init__(self):
        pass
    def __getitem__(self,pos):
        return range(0,30,10)[pos]
foo = Foo()

def outer(fn):
    print('outer')
    def inner():
        print('inner')
        return fn
    return inner
@outer
def fun():
    print('fun')

n = 1000
while n > 1:
    print(n)
    n = n / 2