wrappers.py 文件源码

def __init__(self, env, actions):
        super().__init__(env)
        acsp = self.env.action_space
        assert isinstance(acsp, Box), "action space not continuous"
        self.actions = np.array(actions)
        assert self.actions.shape[1:] == acsp.shape, "shape of actions does not match action space"
        self.action_space = Discrete(self.actions.shape[0])