wehub-resource-sync
70 lines
1.8 KiB
Python
70 lines
1.8 KiB
Python
import unittest
|
|
|
|
import numpy as np
|
|
|
|
import ray
|
|
import ray.rllib.algorithms.ppo as ppo
|
|
from ray.rllib.examples.envs.classes.random_env import RandomEnv
|
|
from ray.rllib.utils.test_utils import check
|
|
|
|
|
|
class TestTimeSteps(unittest.TestCase):
|
|
@classmethod
|
|
def setUpClass(cls):
|
|
ray.init()
|
|
|
|
@classmethod
|
|
def tearDownClass(cls):
|
|
ray.shutdown()
|
|
|
|
def test_timesteps(self):
|
|
"""Test whether PG can be built with both frameworks."""
|
|
config = (
|
|
ppo.PPOConfig()
|
|
.api_stack(
|
|
enable_env_runner_and_connector_v2=False,
|
|
enable_rl_module_and_learner=False,
|
|
)
|
|
.experimental(_disable_preprocessor_api=True)
|
|
.environment(RandomEnv)
|
|
.env_runners(num_env_runners=0)
|
|
.training(
|
|
model={
|
|
"fcnet_hiddens": [1],
|
|
"fcnet_activation": None,
|
|
}
|
|
)
|
|
)
|
|
|
|
obs = np.array(1)
|
|
obs_batch = np.array([1])
|
|
|
|
algo = config.build()
|
|
policy = algo.get_policy()
|
|
|
|
for i in range(1, 21):
|
|
algo.compute_single_action(obs)
|
|
check(int(policy.global_timestep), i)
|
|
for i in range(1, 21):
|
|
policy.compute_actions(obs_batch)
|
|
check(int(policy.global_timestep), i + 20)
|
|
|
|
# Artificially set ts to 100Bio, then keep computing actions and
|
|
# train.
|
|
crazy_timesteps = int(1e11)
|
|
policy.on_global_var_update({"timestep": crazy_timesteps})
|
|
# Run for 10 more ts.
|
|
for i in range(1, 11):
|
|
policy.compute_actions(obs_batch)
|
|
check(int(policy.global_timestep), i + crazy_timesteps)
|
|
algo.train()
|
|
algo.stop()
|
|
|
|
|
|
if __name__ == "__main__":
|
|
import sys
|
|
|
|
import pytest
|
|
|
|
sys.exit(pytest.main(["-v", __file__]))
|