def test_add_get_policy(ppo_optimizer, dummy_config):
brain_params = make_brain_parameters(
discrete_action=False, visual_inputs=0, vec_obs_size=6
)
mock_optimizer = mock.Mock()
mock_optimizer.reward_signals = {}
ppo_optimizer.return_value = mock_optimizer
dummy_config["summary_path"] = "./summaries/test_trainer_summary"
dummy_config["model_path"] = "./models/test_trainer_models/TestModel"
trainer = PPOTrainer(brain_params, 0, dummy_config, True, False, 0, "0")
policy = mock.Mock(spec=NNPolicy)
policy.get_current_step.return_value = 2000
trainer.add_policy(brain_params.brain_name, policy)
assert trainer.get_policy(brain_params.brain_name) == policy
# Make sure the summary steps were loaded properly
assert trainer.get_step == 2000
assert trainer.next_summary_step > 2000
# Test incorrect class of policy
policy = mock.Mock()
with pytest.raises(RuntimeError):
trainer.add_policy(brain_params, policy)
def test_add_get_policy(ppo_optimizer, mock_create_model_saver, dummy_config):
mock_optimizer = mock.Mock()
mock_optimizer.reward_signals = {}
ppo_optimizer.return_value = mock_optimizer
trainer = PPOTrainer("test_policy", 0, dummy_config, True, False, 0, "0")
policy = mock.Mock(spec=TFPolicy)
policy.get_current_step.return_value = 2000
behavior_id = BehaviorIdentifiers.from_name_behavior_id(trainer.brain_name)
trainer.add_policy(behavior_id, policy)
assert trainer.get_policy("test_policy") == policy
# Make sure the summary steps were loaded properly
assert trainer.get_step == 2000
def test_add_get_policy(ppo_optimizer, dummy_config):
mock_optimizer = mock.Mock()
mock_optimizer.reward_signals = {}
ppo_optimizer.return_value = mock_optimizer
trainer = PPOTrainer("test_policy", 0, dummy_config, True, False, 0, "0")
policy = mock.Mock(spec=NNPolicy)
policy.get_current_step.return_value = 2000
trainer.add_policy("test_policy", policy)
assert trainer.get_policy("test_policy") == policy
# Make sure the summary steps were loaded properly
assert trainer.get_step == 2000
# Test incorrect class of policy
policy = mock.Mock()
with pytest.raises(RuntimeError):
trainer.add_policy("test_policy", policy)
