[Tkinter] how to keep a window above all other OS windows?

[Lawrence D'Oliveiro]

In message <dqWdneZ7QrR-DUTVnZ2dnUVZ_tXinZ2d at earthlink.com>, Dennis Lee
Bieber wrote:

> {I miss the Amiga --
> where one had the option to push a window to the back /without/ losing
> focus... made it useful for reading one window while touch-typing data
> into the "hidden" window}

This sort of thing should be configurable in many X11-based window managers.