code: def open_fifo_write(path, data):
      '''open_fifo_write opens the fifo named pipe in a new thread.
      This blocks the thread until an external process (such as ssh-agent)
      reads data from the pipe.
      '''
      os.mkfifo(path, stat.S_IRUSR | stat.S_IWUSR)
      threading.Thread(target=lambda p, d: open(p, 'wb').write(d),
                       args=(path, data)).start(f open_fifo_write(path, data):
      '''open_fifo_write opens the fifo named pipe in a new thread.
      This blocks the thread until an external process (such as ssh-agent)
      reads data from the pipe.
      '''
      os.mkfifo(path, stat.S_IRUSR | stat.S_IWUSR)
      threading.Thread(target=lambda p, d: open(p, 'wb').write(d),
                       args=(path, data)).start()
docs: open_fifo_write opens the fifo named pipe in a new thread.
      This blocks the thread until an external process (such as ssh-agent)
      reads data from the pipe.