Method test_large_recommend

tests/approximate_als_test.py:136–147

(self)

                )

            def test_large_recommend(self):
                # the GPU version of FAISS can't return more than 1K result (and will assert/exit)
                # this tests out that we fall back in this case to the exact version and don't die
                plays = get_checker_board(2048)
                model = self._get_model()
                model.fit(plays, show_progress=False)

                recs = model.similar_items(0, N=1050)
                self.assertEqual(recs[0][0], 0)

                recs = model.recommend(0, plays.T.tocsr()[0], N=1050)
                self.assertEqual(recs[0][0], 0)

            def test_pickle(self):
                # pickle isn't supported on faiss indices