Terry Reedy wrote:
> The problem was another subtle bug in the current example":
> self.hi_there["text"] = "Hello",
>
> The spurious comma at the end makes the value of the 'text' attribute a
> one-elememt tuple and not just a string. I presume tcl-based tk handles
> that in the manner appropriate for the tcl equivalent. I believe tcl
> uses spaces rather than commas to separate items, so the braces serve as
> 'quotes' to indicate that the contents are one item, not three. Removing
> the comma solves the problem.
That looks like it. Tcl is the 'LISP of strings' Composite-object things
like indexing work on space-separated strings.
Mel.
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