win32com problems with Visible property

Bob Gailer bgailer at
Wed Sep 3 16:33:59 CEST 2003

At 04:07 PM 9/2/2003 -0400, David Rushby wrote:

>"Rebecca Taylor" <jrbexbox at> wrote in message
>news:f431a335.0309020839.486b6f92 at
> > I have been working with win32com on python for 2 years now.  I
> > recently tried to modify an older script I had made which creates and
> > excel workbook, fills it with data and then graphs the data.
> >
> > Nothing is working!
> > When I try to run it I get this error:
> >
> > "Property '%s.%s' can not be set." % (self._username_, attr)
> > AttributeError: Property 'Excel.Application.visible' can not be set."
> >
> > Does anyone know why this is happening?  I can't figure out if windows
> > has changed or if win32all or the new python distribution is the
> > problem.  Worse yet, I reinstalled my old versions of python and
> > win32all and that isn't working either!
>The property is named 'Visible', not 'visible'.
>When makepy is run, COM identifiers become case-sensitive.  Perhaps your old
>installation of win32com hadn't been makepy-ified, but the new one has?

I don't think this is the problem. If it were the OP would get an attribute 
error. "...object has no attribute 'visible'"

Bob Gailer
bgailer at
303 442 2625
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