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2016-05-12 13:48 GMT+02:00 Peter Aronoff <>:
> On Friday, May 06, 2016 at 12:46PM, Roberto Ierusalimschy wrote:
>> - new semantics for empty matches ("Python rule")
> I'm just catching up on the list, and I'm not familiar with previous
> discussion about this. I'm also not familiar with Python or its semantics
> for empty matches.
> If anyone could point me to previous discussion or explain this change
> a bit more fully, I'd appreciate it.

Not the first, but quite a long thread: