def _features(self, path):
        o = np.clip(path["observations"], -10, 10)
        l = len(path["rewards"])
        al = np.arange(l).reshape(-1, 1) / 100.0
        return np.concatenate([o, o ** 2, al, al ** 2, al ** 3, np.ones((l, 1))], axis=1)
dataset/ETHPy150Open rllab/rllab/rllab/algos/reps.py/REPS._features/original