def test2(self): a = np.array([[1, 3], [1, 3]]) assert_array_equal(demean(a), np.array([[-1, 1], [-1, 1]])) assert_array_equal(demean(a,0), np.zeros((2, 2), a.dtype))
def test1(self): a = np.array([1, 3, 1, 3]) assert_array_equal(demean(a), np.array([-1, 1, -1, 1]))
def test2(self): a = np.array([[1, 3], [1, 3]]) assert_array_equal(demean(a), np.array([[-1, 1], [-1, 1]])) assert_array_equal(demean(a, 0), np.zeros((2, 2), a.dtype))