RosettaCodeData/Task/Factorial/Python/factorial-3.py

from operator import mul
from functools import reduce

def factorial(n):
    return reduce(mul, range(1,n+1), 1)
A-M baby 2013-04-10 21:29:02 -07:00			`from operator import mul`
Just another update 2015-02-20 00:35:01 -05:00			`from functools import reduce`
A-M baby 2013-04-10 21:29:02 -07:00
			`def factorial(n):`
Just another update 2015-02-20 00:35:01 -05:00			`return reduce(mul, range(1,n+1), 1)`