stable-baselines3/tests/test_deterministic.py
2020-05-05 16:52:22 +02:00

36 lines
1.2 KiB
Python

import pytest
from stable_baselines3 import A2C, PPO, SAC, TD3
from stable_baselines3.common.noise import NormalActionNoise
N_STEPS_TRAINING = 3000
SEED = 0
@pytest.mark.parametrize("algo", [A2C, PPO, SAC, TD3])
def test_deterministic_training_common(algo):
results = [[], []]
rewards = [[], []]
# Smaller network
kwargs = {'policy_kwargs': dict(net_arch=[64])}
if algo in [TD3, SAC]:
env_id = 'Pendulum-v0'
kwargs.update({'action_noise': NormalActionNoise(0.0, 0.1),
'learning_starts': 100})
else:
env_id = 'CartPole-v1'
# if algo == DQN:
# kwargs.update({'learning_starts': 100})
for i in range(2):
model = algo('MlpPolicy', env_id, seed=SEED, **kwargs)
model.learn(N_STEPS_TRAINING)
env = model.get_env()
obs = env.reset()
for _ in range(100):
action, _ = model.predict(obs, deterministic=False)
obs, reward, _, _ = env.step(action)
results[i].append(action)
rewards[i].append(reward)
assert sum(results[0]) == sum(results[1]), results
assert sum(rewards[0]) == sum(rewards[1]), rewards