Julian Taylor wrote:
tp_can_elide receives two objects and returns one of three values:
* can work inplace, operation is associative
* can work inplace but not associative
* cannot work inplace

Does it really need to be that complicated? Isn't it
sufficient just to ask the object potentially being
overwritten whether it's okay to overwrite it?
I.e. a parameterless method returning a boolean.

--
Greg
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