def anim(self, start=0, stop=None, fps=30):
        """
        Method to return a matplotlib animation. The start and stop
        frames may be specified as well as the fps.
        """
        figure = self.state or self.initialize_plot()
        anim = animation.FuncAnimation(figure, self.update_frame,
                                       frames=self.keys,
                                       interval = 1000.0/fps)
        # Close the figure handle
        if self._close_figures: plt.close(figure)
        return anim
def anim ( self , start = 0 , stop = None , fps = 30 ) : figure = self . state or self . initialize_plot ( ) anim = animation . FuncAnimation ( figure , self . update_frame , frames = self . keys , interval = 1000.0 / fps ) if self . _close_figures : plt . close ( figure ) return anim
Method to return a matplotlib animation. The start and stop
        frames may be specified as well as the fps.