accelerate mode related

demo/demo1.py

demo/demo2.py

demo/demo5.py

demo/example_controller5.py

demo/plot1.py

demo/plot_test.py

demo/plot_test1.py

dryvr_plus_plus/example/example_agent/car_agent.py

dryvr_plus_plus/example/example_map/simple_map2.py

dryvr_plus_plus/plotter/plotter2D.py

dryvr_plus_plus/scene_verifier/code_parser/pythonparser.py

dryvr_plus_plus/scene_verifier/map/lane.py

dryvr_plus_plus/scene_verifier/map/lane_map.py

dryvr_plus_plus/scene_verifier/map/lane_segment.py