def test_blackman(): A = np.blackman((INT_OVERFLOW)) assert A.shape == (INT_OVERFLOW, )
def test_blackman(): data = np.blackman(INT_OVERFLOW) ind = int(INT_OVERFLOW / 6) ref = 0.42 - 0.5*math.cos(2*math.pi*ind/INT_OVERFLOW) \ + 0.08*math.cos(4*math.pi*ind/INT_OVERFLOW) assert_almost_equal(data[ind], ref, rtol=1e-3, atol=1e-5)