On Apr 11, 2015 5:06 AM, "Steven D'Aprano" < steve+comp.lang.pyt...@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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