try..except with empty exceptions

[Ian Kelly]

On Apr 11, 2015 5:06 AM, "Steven D'Aprano" <
steve+comp.lang.python at pearwood.info> wrote:
>
> Yes, I agree that Python's behaviour here is better than the alternative.
> Having "except ()" catch nothing is consistent with the behaviour with
> other tuples, so I'm okay with that. But it still surprised me :-)

There's another alternative that I haven't seen suggested yet. An empty
tuple could be considered an indication of a programming error and raise a
chained ValueError.
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