The Agg backend is a non-gui backend, it just saves to file. The `TkAgg`
and `GtkAgg` are gui backends (which are more of front ends, but I digress)
which show the output of Agg in a gui window (and provide a layer for
handling user interaction).
I suspect that how ever your 1.3.1 was installed t
If your backend is set to Agg, then no interactive window will appear upon
call to show(). Agg is intended for headless servers. What might be
happening is that somewhere, you have Agg set as the default backend.
Ben Root
On Wed, Jul 15, 2015 at 10:16 AM, John Coppens wrote:
> Hello all.
>
> I
