PPO playing impala-PongNoFrameskip-v4 from https://github.com/sgoodfriend/rl-algo-impls/tree/e47a44c4d891f48885af0b1605b30d19fc67b5af
be9c115
| import gym | |
| import numpy as np | |
| class VideoCompatWrapper(gym.Wrapper): | |
| def __init__(self, env: gym.Env) -> None: | |
| super().__init__(env) | |
| def render(self, mode="human", **kwargs): | |
| r = super().render(mode=mode, **kwargs) | |
| if mode == "rgb_array" and isinstance(r, np.ndarray) and r.dtype != np.uint8: | |
| r = r.astype(np.uint8) | |
| return r | |