def update_scale ( self , value ) : self . plotter . set_scale ( self . x_slider_group . value , self . y_slider_group . value , self . z_slider_group . value )
change scale on python plot
updates the scale of all actors in the plotter
def update_scale(self, value):
        """ updates the scale of all actors in the plotter """
        self.plotter.set_scale(self.x_slider_group.value,
                               self.y_slider_group.value,
                               self.z_slider_group.value)