#!/usr/bin/env python
import time, sys, Axon
from Axon.Handle import Handle
from Axon.background import background
import Queue
background().start()
 
 
class Reverser(Axon.Component.component):
    def main(self):
        while True:
            if self.dataReady('inbox'):
                item = self.recv('inbox')
                self.send(item[::-1], 'outbox') # strings have no "reverse" method, hence this indexing 'hack'.
            else: self.pause()
            yield 1
 
 
sys.stderr.write("""_Similar_ to Unix's "rev" tool, implemented using likefile., type stuff, it reverses it\n""")
 
reverser = Handle(Reverser()).activate()
 
while True:
    line = sys.stdin.readline()
    if line == "":
       break
    line = line.rstrip() # get rid of the newline (Doesn't just strip newline, so rev(rev()) would not work 'correctly')
    reverser.put(line, "inbox")
 
    while 1:
        try:
            enil = reverser.get("outbox")
            break
        except Queue.Empty:
            time.sleep(0.1)
 
    print enil # This is doesn't necessarily put the right whitespace back