def test_confusion_from_os_write_stdout(self):

       channel = self.gw.remote_exec("""

               import os

               os.write(1, 'confusion!')

               channel.send(channel.receive() * 6)

               channel.send(channel.receive() * 6)

           """)

       channel.send(3)

       res = channel.receive()

       assert res == 18

->     channel.send(7)

       res = channel.receive()

       assert res == 42

   def send(self, item):

       """sends the given item to the other side of the channel,

           possibly blocking if the sender queue is full.

           Note that an item needs to be marshallable.

           """

->     if self.isclosed(): 

           raise IOError, "cannot send to %r" %(self,) 

       if isinstance(item, Channel):

           data = Message.CHANNEL_NEW(self.id, item.id)

       else:

           data = Message.CHANNEL_DATA(self.id, item)

       self.gateway._send(data)