code: def display(port=None, height=None):
    
    _display(port=port, height=height, print_message=True, display_handle=None)
docs: Display a TensorBoard instance already running on this machine.
  
    Args:
      port: The port on which the TensorBoard server is listening, as an
        `int`, or `None` to automatically select the most recently
        launched TensorBoard.
      height: The height of the frame into which to render the TensorBoard
        UI, as an `int` number of pixels, or `None` to use a default value
        (currently 800).