ex43Class.py

class Scene(object): 
    def enter(self):
        pass
    
class Engine(object):
    def __init__(self, scene_map): 
        pass
    def play(self): 
        pass
    
class Death(Scene): 
    def enter(self):
        pass
    
class CentralCorridor(Scene):
    def enter(self): 
        pass
    
class LaserWeaponArmory(Scene): 
    def enter(self):
        pass
    
class TheBridge(Scene):
    def enter(self): 
        pass
    
class EscapePod(Scene): 
    def enter(self):
        pass
    
class Map(object):
    def __init__(self, start_scene): 
        pass
    def next_scene(self, scene_name): 
        pass
    def opening_scene(self): 
        pass
    
a_map = Map('central_corridor') 
a_game = Engine(a_map) 
a_game.play()