04.12.19 20:18, Guido van Rossum пише:
On Tue, Dec 3, 2019 at 2:10 AM Serhiy Storchaka
<storch...@gmail.com
<mailto:storch...@gmail.com>> wrote:
And the same question for |. Should `{} | Mapping()` and `{} | []` work?
Ditto -- {} | Mapping() should work, but {} | [] should not.
set() | Set() falls back to Set.__ror__. collection.abc.Set.__ror__ is
defined, but you suggested to not define it for collection.abc.Mapping.
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