Beispiel #1
0
        # with self.subTest("wide"):
        cond = np.linalg.cond(m_bs).max()
        lower, upper, piv = la.lu(m_bs, 'separate')
        luf, piv = la.lu(m_bs, 'raw')
        luf = la.transpose(luf)
        self.assertArrayAllClose(tril(lower), tril(luf), cond=cond)
        self.assertArrayAllClose(upper, np.triu(luf)[box], cond=cond)
        # with self.subTest("wide"):
        cond = np.linalg.cond(m_sb).max()
        lower, upper, piv = la.lu(m_sb, 'separate')
        luf, piv = la.lu(m_sb, 'raw')
        luf = la.transpose(luf)
        self.assertArrayAllClose(tril(lower), tril(luf)[box[:-1]], cond=cond)
        self.assertArrayAllClose(upper, np.triu(luf), cond=cond)

    @expectedFailure
    @errstate
    @hy.given(hn.constant('(a,a)', ['d', 'D'], min_side=2))
    def test_low_rank(self, ones_ss):
        unitary, right = la.qr(ones_ss)
        self.assertArrayAllClose(unitary @ right, ones_ss)
        lower, upper, _ = la.lu(ones_ss)
        self.assertArrayAllClose(lower @ upper, ones_ss)
        with self.assertRaisesRegex(*utn.invalid_err):
            la.solve(ones_ss, ones_ss[..., :2])


# =============================================================================
if __name__ == '__main__':
    main(verbosity=2)
Beispiel #2
0
"""Main entry point"""
import sys
import os.path
from numpy_linalg.testing import main

this_dir = os.path.dirname(__file__)
executable = os.path.basename(sys.executable)
argv = [executable + ' -m tests', 'discover', '-s', this_dir] + sys.argv[1:]

main(module=None, argv=argv)