def __init__(
self,
obs_space,
action_space,
config,
existing_model=None,
existing_inputs=None,
):
# First thing first, enable eager execution if necessary.
base.enable_eager_execution_if_necessary()
config = dict(
ray.rllib.algorithms.impala.impala.ImpalaConfig().to_dict(),
**config)
# Initialize base class.
base.__init__(
self,
obs_space,
action_space,
config,
existing_inputs=existing_inputs,
existing_model=existing_model,
)
VTraceClipGradients.__init__(self)
VTraceOptimizer.__init__(self)
LearningRateSchedule.__init__(self, config["lr"],
config["lr_schedule"])
EntropyCoeffSchedule.__init__(self, config["entropy_coeff"],
config["entropy_coeff_schedule"])
# Note: this is a bit ugly, but loss and optimizer initialization must
# happen after all the MixIns are initialized.
self.maybe_initialize_optimizer_and_loss()
def __init__(
self,
obs_space,
action_space,
config,
existing_model=None,
existing_inputs=None,
):
# First thing first, enable eager execution if necessary.
base.enable_eager_execution_if_necessary()
config = dict(ray.rllib.agents.ppo.ppo.DEFAULT_CONFIG, **config)
validate_config(config)
# Initialize base class.
base.__init__(
self,
obs_space,
action_space,
config,
existing_inputs=existing_inputs,
existing_model=existing_model,
)
# Initialize MixIns.
ValueNetworkMixin.__init__(self, config)
KLCoeffMixin.__init__(self, config)
EntropyCoeffSchedule.__init__(self, config["entropy_coeff"],
config["entropy_coeff_schedule"])
LearningRateSchedule.__init__(self, config["lr"],
config["lr_schedule"])
# Note: this is a bit ugly, but loss and optimizer initialization must
# happen after all the MixIns are initialized.
self.maybe_initialize_optimizer_and_loss()
def setup_mixins(
policy: Policy,
obs_space: gym.spaces.Space,
action_space: gym.spaces.Space,
config: TrainerConfigDict,
) -> None:
ValueNetworkMixin.__init__(policy, config)
LearningRateSchedule.__init__(policy, config["lr"], config["lr_schedule"])
EntropyCoeffSchedule.__init__(policy, config["entropy_coeff"],
config["entropy_coeff_schedule"])
def setup_mixins(
policy: Policy,
obs_space: gym.spaces.Space,
action_space: gym.spaces.Space,
config: TrainerConfigDict,
) -> None:
"""Call all mixin classes' constructors before APPOPolicy initialization.
Args:
policy (Policy): The Policy object.
obs_space (gym.spaces.Space): The Policy's observation space.
action_space (gym.spaces.Space): The Policy's action space.
config (TrainerConfigDict): The Policy's config.
"""
LearningRateSchedule.__init__(policy, config["lr"], config["lr_schedule"])
KLCoeffMixin.__init__(policy, config)
ValueNetworkMixin.__init__(policy, config)
EntropyCoeffSchedule.__init__(policy, config["entropy_coeff"],
config["entropy_coeff_schedule"])
def __init__(
self,
obs_space,
action_space,
config,
existing_model=None,
existing_inputs=None,
):
# First thing first, enable eager execution if necessary.
base.enable_eager_execution_if_necessary()
config = dict(
ray.rllib.algorithms.appo.appo.APPOConfig().to_dict(), **config
)
# Although this is a no-op, we call __init__ here to make it clear
# that base.__init__ will use the make_model() call.
VTraceClipGradients.__init__(self)
VTraceOptimizer.__init__(self)
LearningRateSchedule.__init__(self, config["lr"], config["lr_schedule"])
# Initialize base class.
base.__init__(
self,
obs_space,
action_space,
config,
existing_inputs=existing_inputs,
existing_model=existing_model,
)
EntropyCoeffSchedule.__init__(
self, config["entropy_coeff"], config["entropy_coeff_schedule"]
)
ValueNetworkMixin.__init__(self, config)
KLCoeffMixin.__init__(self, config)
# Note: this is a bit ugly, but loss and optimizer initialization must
# happen after all the MixIns are initialized.
self.maybe_initialize_optimizer_and_loss()
# Initiate TargetNetwork ops after loss initialization.
TargetNetworkMixin.__init__(self, obs_space, action_space, config)
def __init__(
self,
obs_space,
action_space,
config,
existing_model=None,
existing_inputs=None,
):
# First thing first, enable eager execution if necessary.
base.enable_eager_execution_if_necessary()
config = dict(ray.rllib.algorithms.ppo.ppo.PPOConfig().to_dict(),
**config)
# TODO: Move into Policy API, if needed at all here. Why not move this into
# `PPOConfig`?.
validate_config(config)
# Initialize base class.
base.__init__(
self,
obs_space,
action_space,
config,
existing_inputs=existing_inputs,
existing_model=existing_model,
)
# Initialize MixIns.
ValueNetworkMixin.__init__(self, config)
KLCoeffMixin.__init__(self, config)
EntropyCoeffSchedule.__init__(self, config["entropy_coeff"],
config["entropy_coeff_schedule"])
LearningRateSchedule.__init__(self, config["lr"],
config["lr_schedule"])
# Note: this is a bit ugly, but loss and optimizer initialization must
# happen after all the MixIns are initialized.
self.maybe_initialize_optimizer_and_loss()
def setup_mixins(policy, obs_space, action_space, config):
LearningRateSchedule.__init__(policy, config["lr"], config["lr_schedule"])
EntropyCoeffSchedule.__init__(
policy, config["entropy_coeff"], config["entropy_coeff_schedule"]
)