Function test_lines3d

lib/mpl_toolkits/mplot3d/tests/test_axes3d.py:330–338

()

@mpl3d_image_comparison(['lines3d.png'], style='mpl20')
def test_lines3d():
    fig = plt.figure()
    ax = fig.add_subplot(projection='3d')
    theta = np.linspace(-4 * np.pi, 4 * np.pi, 100)
    z = np.linspace(-2, 2, 100)
    r = z ** 2 + 1
    x = r * np.sin(theta)
    y = r * np.cos(theta)
    ax.plot(x, y, z)


@check_figures_equal()