On 11/30/2014 11:15 AM, Guido van Rossum wrote: > On Sun, Nov 30, 2014 at 6:15 AM, Brett Cannon wrote: >> On Sat, Nov 29, 2014, 21:55 Guido van Rossum wrote: >>> >>> All the use cases seem to be about adding some kind of getattr hook >>> to modules. They all seem to involve modifying the CPython C code >>> anyway. So why not tackle that problem head-on and modify module_getattro() >>> to look for a global named __getattr__ and if it exists, call that instead >>> of raising AttributeError? >> >> Not sure if anyone thought of it. :) Seems like a reasonable solution to me. >> Be curious to know what the benchmark suite said the impact was. > > Why would there be any impact? The __getattr__ hook would be similar to the > one on classes -- it's only invoked at the point where otherwise > AttributeError > would be raised.
I think the bigger question is how do we support it back on 2.7? -- ~Ethan~
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