using stdin and stdout with Python - sample project

working with stdin, stdout
using input - output redirection 

!!! 
for I/O redirection in Windows use: 
python reverse.py
not only: 
reverse.py
!!!
http://bytes.com/topic/python/answers/45336-problem-redirecting-stdin-windows
http://mail.python.org/pipermail/python-bugs-list/2004-August/024920.html

sample of usage (win): 
type reverse.py | python reverse.py > koko.txt
type koko.txt | python reverse.py