def findLastMovieCol(self, movie):    
        """ Cycle through the whole movie, figure out the rightmost column
            that == blank on all frames, return that #. Used to trim blank
            lines when saving. """
        movieLastCol = 1
        for frame in movie.frames:
            frameLastCol = self.findFrameLastCol(frame)
            if frameLastCol > movieLastCol:
                movieLastCol = frameLastCol
        return movieLastCol
 Cycle through the whole movie, figure out the rightmost column
            that == blank on all frames, return that #. Used to trim blank
            lines when saving. 
durdraw/durdraw_ui_curses.py