In <mailman.3767.1372106609.3114.python-l...@python.org> Dave Angel
<da...@davea.name> writes:
> > The problem is that change() isn't being executed here; instead it's being
> > executed from within root.mainloop(), whenever the user presses button-1.
> >
> > And within root.mainloop(), there is no variable called isWhite.
> >
> Actually that's irrelevant. Whether or not there's one global with the
> same name, or twenty-three object attributes with the same name, the
> fact that there's a binding of the local makes that name a local. The
> only way to avoid that is not to bind, or to use global or nonlocal
> declarations.
Quite right. I should have verified my answer before posting. Thanks
for setting me straight. :-)
--
John Gordon A is for Amy, who fell down the stairs
gor...@panix.com B is for Basil, assaulted by bears
-- Edward Gorey, "The Gashlycrumb Tinies"
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