def createCounter():
def iterator():
n = 1
while True:
yield n
n += 1
it = iterator()
def counter():
return next(it)
return counter
有这样个想法,却写不出来代码,哎,俺真的太笨了。。。
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唐龙ya
def createCounter():
def iterator():
n = 1
while True:
yield n
n += 1
it = iterator()
def counter():
return next(it)
return counter