Guido van Rossum wrote: > > > Neil Schemenauer writes: > > > Sourceforge unloads are not working. The lastest version of the > > > patch for PEP 208 is here: > > > > > > http://arctrix.com/nas/python/coerce-6.0.diff > > > > > > Operations on instances now call __coerce__ if it exists. I > > > think the patch is now complete. Converting other builtin types > > > to "new style numbers" can be done with a separate patch. > > > > My one concern about this patch is whether the non-commutativity of > > operators is preserved. This issue being important for matrix > > operations (not to be confused with element-wise array operations). > > Yes, this is preserved. (I'm spending most of my waking hours > understanding this patch -- it is a true piece of wizardry.) The fact that coercion didn't allow detection of parameter order was the initial cause for my try at fixing it back then. I was confronted with the fact that at C level there was no way to tell whether the operands were in the order left, right or right, left -- as a result I used a gross hack in mxDateTime to still make this work... -- Marc-Andre Lemburg ______________________________________________________________________ Company: http://www.egenix.com/ Consulting: http://www.lemburg.com/ Python Pages: http://www.lemburg.com/python/
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