[issue17792] Unhelpful UnboundLocalError due to del'ing of exception target

[Barry A. Warsaw]

Barry A. Warsaw added the comment:

On Apr 19, 2013, at 12:01 AM, Ezio Melotti wrote:

>
>Maybe we could raise a warning when the deleted name already exists in the
>local namespace?

Ideally, I think a SyntaxError if you could detect a previously bound name in
the namespace being used as an exception target.

-Barry

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