Python 递归和迭代函数

def diedai (number):
    product=1
    for i in range(number):
        product=product*(i+1)
        print 'iii',i
        print product
    return  product
c=diedai(number=int(raw_input('Please you num:')))
print c

def digui(number):
    if number <= 1 :
        return  1
    else:
        return  number * digui(number - 1)
d=digui(number=int(raw_input('Plase you num d:')))
print d