How to use the pytransform3d.plot_utils.Frame function in pytransform3d

def __init__(self, H, show_direction=True, n_frames=10, s=1.0, **kwargs):
            super(Trajectory, self).__init__()

            self.show_direction = show_direction

            self.trajectory = Line3D([], [], [], **kwargs)
            self.key_frames = [Frame(np.eye(4), s=s, **kwargs)
                               for _ in range(n_frames)]

            if self.show_direction:
                self.direction_arrow = Arrow3D(
                    [0, 0], [0, 0], [0, 0],
                    mutation_scale=20, lw=1, arrowstyle="-|>", color="k")

            self.set_data(H)

-------
    ax : Matplotlib 3d axis
        New or old axis
    """
    if ax is None:
        ax = make_3d_axis(ax_s)

    if R is None:
        R = np.eye(3)
    R = check_matrix(R)

    A2B = np.eye(4)
    A2B[:3, :3] = R
    A2B[:3, 3] = p

    frame = Frame(A2B, s=s, **kwargs)
    frame.add_frame(ax)

    return ax

kwargs : dict, optional (default: {})
        Additional arguments for the plotting functions, e.g. alpha

    Returns
    -------
    ax : Matplotlib 3d axis
        New or old axis
    """
    if ax is None:
        ax = make_3d_axis(ax_s)

    if A2B is None:
        A2B = np.eye(4)
    A2B = check_transform(A2B)

    frame = Frame(A2B, name, s, **kwargs)
    frame.add_frame(ax)

    return ax

def __init__(self, A2B, label=None, s=1.0, **kwargs):
            super(Frame, self).__init__()

            if "c" in kwargs:
                kwargs.pop("c")
            if "color" in kwargs:
                kwargs.pop("color")

            self.s = s

            self.x_axis = Line3D([], [], [], color="r", **kwargs)
            self.y_axis = Line3D([], [], [], color="g", **kwargs)
            self.z_axis = Line3D([], [], [], color="b", **kwargs)

            self.draw_label = label is not None
            self.label = label

            if self.draw_label:

if __name__ == "__main__":
    n_frames = 50

    fig = plt.figure(figsize=(5, 5))

    ax = fig.add_subplot(111, projection="3d")
    ax.set_xlim((-1, 1))
    ax.set_ylim((-1, 1))
    ax.set_zlim((-1, 1))
    ax.set_xlabel("X")
    ax.set_ylabel("Y")
    ax.set_zlabel("Z")

    frame = Frame(np.eye(4), label="rotating frame", s=0.5)
    frame.add_frame(ax)

    anim = animation.FuncAnimation(
        fig, update_frame, n_frames, fargs=(n_frames, frame), interval=50,
        blit=False)

    plt.show()