def make_adder(base):

    def adder(x):
        return base + x

    return adder

add5 = make_adder(5)
print(add5(6))
print(add5(7))
print(add5(8))

def make_fact():

    def fact(n):
        if n == 1:
            return 1L
        else:
            return n * fact(n - 1)

    return fact

fact = make_fact()
print(fact(7))