[BioPython] gui + pickling

[Antoine van Gelder]

> wxPython is definitely pretty nice.
> 
> However, Tk and wx not directly comparable.  In general, Tk has higher
> level constructs.  It represents the graphics objects you create as actual
> objects, rather than pixels in an image, like wx does.  It's pretty nice
> for creating gui's in which you may want to move or resize things.
> Instead of having to redraw the whole image, you can just change the
> coordinates of your objects.  However, that does incur a performance hit,
> which becomes especially severe if you have a bunch of objects.

<delurk>
By a strange co-incidence I found myself playing with
http://www.wxwindows.org/contrib/ogl/ogl.htm just last night.

It's fully supported by the Python bindings, blazingly fast and
definately worth a look.
</delurk>

 - antoine