[Tutor] Entry box + browse button SOLVED

[Alan Gauld]

> Actually i wasnt that far from the solution as i was thinking. The
thing was
> to delete the text in the box before trying to add a new one
(otherwise the
> new filename gets appended after the default one.

Ah yes, I wondered about that but thought the insert method would
work...
But the use of StrVar() should definitely not require that, I'd
forgotten about StrVar!

>     def openInFile(self):
>         import tkFileDialog
          ...

>     def saveAsFile(self):
>         import tkFileDialog
          ...

Better not to import in two places, put the import at the top along
with the other import lines.

Alan G.