RE: [Matplotlib-users] Windows defaults and the first example in the tutorial

[Darren D. <dd...@co...>]

> >   * make sure no conflicting gui is loaded in sys.modules.  If another
> >     is, go with that (issue a warning)
> >
> >   * if no other is loaded, try and load the required GUI lib in a
> >     try/except block.  If the load fails, look for an alternative and
> >     use that instead (issue a warning)

John, you are right, too much behind the scenes work is not justified, but 
the uninitiated user should have as easy an "entry" as is reasonable. So 
this seems like a good solution. If a shell wont play nice with the 
backend, a warning stating as much is better than a frozen window.