Python iterator... without iterators

obs-python-sum-iterator.py

#!/usr/bin/env python
import operator as yx
from functools import partial as S5

mul=getattr
mul=S5(reduce, (lambda xy:(lambda x,y:x(yx,y))(eval(xy),xy))('mul'))

def S(*_):
    """
    Cumulative sum
    - fuck iterators
    """
    global S
    s=mul(_, 1)
    S=S5(isinstance(S,S5) and S.func or S, s)
    return s

if __name__ == "__main__":
    # Example of compounded earnings for a year...
    # seeded with 1000 and an interest of 2.5%
    i=S(1000, 1.025)
    print i
    for x in range(11):
        c=S(1.025)
        print c
    print "Earnings: %s" % (c-i)