为什么后面还有一个1?
def calc_prod(lst):
def lazy_prod():
def f(x, y):
return x * y
return reduce(f, lst, 1)
return lazy_prod
f = calc_prod([1, 2, 3, 4])
print f()
def calc_prod(lst):
def lazy_prod():
def f(x, y):
return x * y
return reduce(f, lst, 1)
return lazy_prod
f = calc_prod([1, 2, 3, 4])
print f()
2018-10-13
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