textwidget.tag_bind("name", "<Any-KeyPress>", self.donothing) not working

[Christopher Subich]

shannonl wrote:
> Hi all,
> 
> For some reason this bind is calling the donothing function, like it
> should, but is then allowing the text to be inserted into the Text
> widget.
[...]
> This bind does work on the text widget as a whole, but on a individual
> tag, it does not.

You're trying to prevent a user from editing the text -within- a single 
tag.  Does Tk even support this?

Is your bind-applied-to-tag even firing, when the user presses a key 
within a tag?