On 01/12/15 15:18, Emmanuel Charpentier wrote:
Le mercredi 25 novembre 2015 12:28:45 UTC+1, vdelecroix a écrit :
Hello,
[ Snip... ]
The only way to fix Unknown would be to patch (non trivially) Python.
Boolean inherits from int... and it would be hard to have a third party
"Unknown" coherent with this inheritance. There was a slightly related
proposal, PEP 335, which was rejected with good reasons. We could
propose a new PEP for trooleans but it is not clear what should be the
concrete implementation.
Łukasiewicz 's logic ?
Looks like it
https://en.wikipedia.org/wiki/Three-valued_logic
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