Merge updated files

scratch/etienne/trpo/experiments/ppo-pendulum.py

@@ -0,0 +1,27 @@
+import gym
+from core.ppo import ppo
+from core.value import Value
+from core.policy import Policy
+import torch.optim
+
+env_fn = lambda _: gym.make('Pendulum-v0')
+policy = Policy(env_fn(0).action_space.shape[0])
+value = Value()
+pi_opt = torch.optim.Adam(policy.parameters(), lr=3e-4)
+v_opt = torch.optim.Adam(value.parameters(), lr=1e-3)
+
+ppo(
+    env_fn=env_fn,
+    value=value,
+    policy=policy,
+    epochs=300,
+    rollout_episodes=100,
+    rollout_steps=200,
+    gamma=0.99,
+    gae_lambda=0.9,
+    clip_ratio=0.2,
+    pi_opt=pi_opt,
+    pi_iters=100,
+    v_opt=v_opt,
+    v_iters=1000,
+)