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Sat Jun 7 03:40:34 CEST 2014 · https://mail.python.org/pipermail/python-dev/2014-June/134933.html

Greg Ewing <greg.ewing at canterbury.ac.nz> wrote:
> 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?

How can it know this without help from the interpreter? 

Sturla

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Showing content from https://mail.python.org/pipermail/python-dev/2014-June/134933.html below:

[Python-Dev] [numpy wishlist] Interpreter support for temporary elision in third-party classes