test_multiarray.py 文件源码

def test_conjugate(self):
        a = np.array([1-1j, 1+1j, 23+23.0j])
        ac = a.conj()
        assert_equal(a.real, ac.real)
        assert_equal(a.imag, -ac.imag)
        assert_equal(ac, a.conjugate())
        assert_equal(ac, np.conjugate(a))

        a = np.array([1-1j, 1+1j, 23+23.0j], 'F')
        ac = a.conj()
        assert_equal(a.real, ac.real)
        assert_equal(a.imag, -ac.imag)
        assert_equal(ac, a.conjugate())
        assert_equal(ac, np.conjugate(a))

        a = np.array([1, 2, 3])
        ac = a.conj()
        assert_equal(a, ac)
        assert_equal(ac, a.conjugate())
        assert_equal(ac, np.conjugate(a))

        a = np.array([1.0, 2.0, 3.0])
        ac = a.conj()
        assert_equal(a, ac)
        assert_equal(ac, a.conjugate())
        assert_equal(ac, np.conjugate(a))

        a = np.array([1-1j, 1+1j, 1, 2.0], object)
        ac = a.conj()
        assert_equal(ac, [k.conjugate() for k in a])
        assert_equal(ac, a.conjugate())
        assert_equal(ac, np.conjugate(a))

        a = np.array([1-1j, 1, 2.0, 'f'], object)
        assert_raises(AttributeError, lambda: a.conj())
        assert_raises(AttributeError, lambda: a.conjugate())