old_contents: from functions import print_message
  from osbrain.core import Proxy
  
  
  pusher = Proxy('Pusher')
  puller = Proxy('Puller')
  
  addr = pusher.bind('push')
  puller.connect(addr, print_message)
  
  puller.run()
  pusher.send(addr, 'Hello world!')
  
new_contents: from functions import print_message
  from osbrain.core import Proxy
  
  
  pusher = Proxy('Pusher')
  puller = Proxy('Puller')
  
  addr = pusher.bind('PUSH', alias='push')
  puller.connect(addr, handler=print_message)
  
  puller.run()
  pusher.send('push', 'Hello, world!')
  
subject: Update push_pull example to work with latest changes