Port TRPO, PPO, GAIL

scratch/etienne/trpo/sb3/sb3-trpo-pendulum.py

@@ -0,0 +1,8 @@
+from sb3_contrib import TRPO
+import gym
+from gym.wrappers import TransformObservation
+
+env = TransformObservation(gym.make('Pendulum-v0'), lambda obs: obs)
+
+model = TRPO("MlpPolicy", env, verbose=1)
+model.learn(total_timesteps=250000)