import gym
    from gym.spaces import MultiBinary
    import numpy as np
    
    class CustomSpaceInvaders(gym.Wrapper):
        def __init__(self, env):
            super(CustomSpaceInvaders, self).__init__(env)
            # アクションスペースを MultiBinary に設定
            # 3つのアクション: [左移動, 右移動, 射撃]
            self.action_space = MultiBinary(3)
            self.move_penalty = -0.01  # 左右移動のペナルティ
    
        def step(self, action):
            # マルチバイナリアクションを元の環境のアクションに変換
            original_action = 0
            if action[0] == 1:  # 左移動
                original_action = 3
            if action[1] == 1:  # 右移動
                original_action = 2
            if action[2] == 1:  # 射撃
                original_action = 1
            if action[0] == 1 and action[2] == 1:  # 左移動 + 射撃
                original_action = 5
            if action[1] == 1 and action[2] == 1:  # 右移動 + 射撃
                original_action = 4
            
            # 環境を進める
            obs, reward, done, info = self.env.step(original_action)
    
            # 左または右に移動した場合にペナルティを適用
            if action[0] == 1 or action[1] == 1:
                reward += self.move_penalty
    
            return obs, reward, done, info
    
    # オリジナルの環境をラップ
    env = gym.make('SpaceInvaders-v0')
    custom_env = CustomSpaceInvaders(env)
    
    # ゲームを開始
    obs = custom_env.reset()
    done = False
    while not done:
        # ランダムなアクションを生成
        action = custom_env.action_space.sample()
        obs, reward, done, info = custom_env.step(action)
        print(f"Action: {action}, Reward: {reward}")
    
    custom_env.close()