def main(): interface = GUI() points = ioclass.read_from_file(filename) interface.set_points(points) poly = Polygon() poly.set_points(points) ear_art_gallery_problem.art_gallery_problem(interface) #seidel_art_gallery_color.art_gallery_problem(interface) #ear_triang_segment_tree.ear_segment_art_gallery_problem(interface) interface.draw_polygon_points(poly) root = interface.get_root() root.mainloop()