No, the inner loop won't be run parallel. G
On Fri, Jun 17, 2016 at 11:46:59AM -0400, Philip Tully wrote: > Gotcha - so perhaps I should ensure FeatureUnion[n_jobs] + GirdSearch[n_jobs] > < > # cores? > On Fri, Jun 17, 2016 at 11:21 AM, Gael Varoquaux > <[email protected] > > wrote: > > I am typically careful with this, e.g., if my machine has 16 cores, I’d > > set feature union to n_jobs=3 and the gridsearch_cv to n_jobs=4 or so. > > Curious to hear what the scikit devs think about nesting calls > > n_jobs=-1; am I too conservative? > Nested parallelism doesn't work. It's a limitation of multiprocessing. > _______________________________________________ > scikit-learn mailing list > [email protected] > https://mail.python.org/mailman/listinfo/scikit-learn > _______________________________________________ > scikit-learn mailing list > [email protected] > https://mail.python.org/mailman/listinfo/scikit-learn -- Gael Varoquaux Researcher, INRIA Parietal NeuroSpin/CEA Saclay , Bat 145, 91191 Gif-sur-Yvette France Phone: ++ 33-1-69-08-79-68 http://gael-varoquaux.info http://twitter.com/GaelVaroquaux _______________________________________________ scikit-learn mailing list [email protected] https://mail.python.org/mailman/listinfo/scikit-learn
