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[Python-Dev] [numpy wishlist] Interpreter support for temporaryelision in third-party classes
Sturla Moldensturla.molden at gmail.com
Sat Jun 7 03:40:34 CEST 2014
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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