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import gym
import numpy as np
from rl_algo_impls.wrappers.vectorable_wrapper import VecotarableWrapper
class VideoCompatWrapper(VecotarableWrapper):
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
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