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import functools import itertools import queue import threading from typing import Callable, Iterable, Iterator, NamedTuple, Optional, Sequence, Tuple, TypeVar from absl import logging from acme import core from acme import types from acme.jax import types as jax_types import haiku as hk import jax import jax.numpy as ...
Fetches and converts any DeviceArrays to np.ndarrays.
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import functools import itertools import queue import threading from typing import Callable, Iterable, Iterator, NamedTuple, Optional, Sequence, Tuple, TypeVar from absl import logging from acme import core from acme import types from acme.jax import types as jax_types import haiku as hk import jax import jax.numpy as ...
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import functools import itertools import queue import threading from typing import Callable, Iterable, Iterator, NamedTuple, Optional, Sequence, Tuple, TypeVar from absl import logging from acme import core from acme import types from acme.jax import types as jax_types import haiku as hk import jax import jax.numpy as ...
Tiles tensors in a nested structure along a new leading axis.
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import functools import itertools import queue import threading from typing import Callable, Iterable, Iterator, NamedTuple, Optional, Sequence, Tuple, TypeVar from absl import logging from acme import core from acme import types from acme.jax import types as jax_types import haiku as hk import jax import jax.numpy as ...
Recovers the type hk.LSTMState if LSTMState is in the type name. When the recurrent state of recurrent neural networks (RNN) is deserialized, for example when it is sampled from replay, it is sometimes repacked in a type that is identical to the source type but not the correct type itself. When using this state as the ...
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import functools import itertools import queue import threading from typing import Callable, Iterable, Iterator, NamedTuple, Optional, Sequence, Tuple, TypeVar from absl import logging from acme import core from acme import types from acme.jax import types as jax_types import haiku as hk import jax import jax.numpy as ...
Returns PrefetchingSplit which keeps uint64 reverb key on the host. We want to avoid truncation of the uint64 reverb key by JAX. Args: sample: a sample from a Reverb replay buffer. Returns: PrefetchingSplit with device having the reverb sample, and key on host.
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import functools import itertools import queue import threading from typing import Callable, Iterable, Iterator, NamedTuple, Optional, Sequence, Tuple, TypeVar from absl import logging from acme import core from acme import types from acme.jax import types as jax_types import haiku as hk import jax import jax.numpy as ...
Returns iterator that samples an item and places it on the device.
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import functools import itertools import queue import threading from typing import Callable, Iterable, Iterator, NamedTuple, Optional, Sequence, Tuple, TypeVar from absl import logging from acme import core from acme import types from acme.jax import types as jax_types import haiku as hk import jax import jax.numpy as ...
Returns iterator that, per device, samples an item and places on device.
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import functools import itertools import queue import threading from typing import Callable, Iterable, Iterator, NamedTuple, Optional, Sequence, Tuple, TypeVar from absl import logging from acme import core from acme import types from acme.jax import types as jax_types import haiku as hk import jax import jax.numpy as ...
Replicate array nest in all available devices.
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import functools import itertools import queue import threading from typing import Callable, Iterable, Iterator, NamedTuple, Optional, Sequence, Tuple, TypeVar from absl import logging from acme import core from acme import types from acme.jax import types as jax_types import haiku as hk import jax import jax.numpy as ...
Gets the first array of a nest of `jax.Array`s. Args: nest: A nest of `jax.Array`s. as_numpy: If `True` then each `DeviceArray` that is retrieved is transformed (and copied if not on the host machine) into a `np.ndarray`. Returns: The first array of a nest of `jax.Array`s. Note that if `as_numpy=False` then the array w...
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import functools import itertools import queue import threading from typing import Callable, Iterable, Iterator, NamedTuple, Optional, Sequence, Tuple, TypeVar from absl import logging from acme import core from acme import types from acme.jax import types as jax_types import haiku as hk import jax import jax.numpy as ...
The version of 'process_multiple_batches' with stronger typing.
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import functools import itertools import queue import threading from typing import Callable, Iterable, Iterator, NamedTuple, Optional, Sequence, Tuple, TypeVar from absl import logging from acme import core from acme import types from acme.jax import types as jax_types import haiku as hk import jax import jax.numpy as ...
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import dataclasses from typing import Any, Optional, Tuple, Union from acme import types from acme.utils import tree_utils import chex import jax import jax.numpy as jnp import numpy as np import tree Path = Tuple[Any, ...] def _is_prefix(a: Path, b: Path) -> bool: """Returns whether `a` is a prefix of `b`.""" retu...
Returns the config for a subtree from the leaf defined by the path.
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import os import time from typing import Callable, Dict, List, Optional, Sequence, Tuple from absl import logging from acme import core from acme.jax import types from acme.utils import signals from acme.utils import paths from jax.experimental import jax2tf import tensorflow as tf def model_to_tf_module(model: types....
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import datetime import os import pickle from typing import Any from absl import logging from acme import core from acme.tf import savers as tf_savers import jax import numpy as np import tree CheckpointState = Any _ARRAY_NAME = 'array_nest' _EXEMPLAR_NAME = 'nest_exemplar' The provided code snippet includes necessary ...
Restore the state stored in ckpt_dir.
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import datetime import os import pickle from typing import Any from absl import logging from acme import core from acme.tf import savers as tf_savers import jax import numpy as np import tree CheckpointState = Any _ARRAY_NAME = 'array_nest' _EXEMPLAR_NAME = 'nest_exemplar' The provided code snippet includes necessary ...
Save the state in ckpt_dir.
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from typing import Any, Mapping, NamedTuple, Tuple from acme import specs from acme import types as acme_types from acme.agents.jax import actor_core as actor_core_lib from acme.jax import networks as networks_lib from acme.jax import types as jax_types from acme.jax import utils as jax_utils from acme.tf import utils ...
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from typing import Any, Mapping, NamedTuple, Tuple from acme import specs from acme import types as acme_types from acme.agents.jax import actor_core as actor_core_lib from acme.jax import networks as networks_lib from acme.jax import types as jax_types from acme.jax import utils as jax_utils from acme.tf import utils ...
Returns a spec where the observation spec accounts for stacking.
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from typing import Any, Mapping, NamedTuple, Tuple from acme import specs from acme import types as acme_types from acme.agents.jax import actor_core as actor_core_lib from acme.jax import networks as networks_lib from acme.jax import types as jax_types from acme.jax import utils as jax_utils from acme.tf import utils ...
Wraps an actor core so that it performs observation stacking.
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from typing import Any, Mapping, NamedTuple, Tuple from acme import specs from acme import types as acme_types from acme.agents.jax import actor_core as actor_core_lib from acme.jax import networks as networks_lib from acme.jax import types as jax_types from acme.jax import utils as jax_utils from acme.tf import utils ...
Stacks observations in a Reverb sample. This function is meant to be used on the dataset creation side as a post-processing function before batching. Warnings! * Only works if SequenceAdder is in end_of_episode_behavior=CONTINUE mode. * Only tested on RGB and scalar (shape = (1,)) observations. * At episode starts, thi...
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import acme from acme import specs from acme.jax.experiments import config from acme.tf import savers from acme.utils import counting import jax The provided code snippet includes necessary dependencies for implementing the `run_offline_experiment` function. Write a Python function `def run_offline_experiment(experime...
Runs a simple, single-threaded training loop using the default evaluators. It targets simplicity of the code and so only the basic features of the OfflineExperimentConfig are supported. Arguments: experiment: Definition and configuration of the agent to run. eval_every: After how many learner steps to perform evaluatio...
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import dataclasses import datetime from typing import Any, Callable, Dict, Generic, Iterator, Optional, Sequence from acme import core from acme import environment_loop from acme import specs from acme.agents.jax import builders from acme.jax import types from acme.jax import utils from acme.utils import counting from ...
Returns a default evaluator process.
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import sys import time from typing import Optional, Sequence, Tuple import acme from acme import core from acme import specs from acme import types from acme.jax import utils from acme.jax.experiments import config from acme.tf import savers from acme.utils import counting import dm_env import jax import reverb class _...
Runs a simple, single-threaded training loop using the default evaluators. It targets simplicity of the code and so only the basic features of the ExperimentConfig are supported. Arguments: experiment: Definition and configuration of the agent to run. eval_every: After how many actor steps to perform evaluation. num_ev...
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import itertools import math from typing import Any, List, Optional from acme import core from acme import environment_loop from acme import specs from acme.agents.jax import actor_core from acme.agents.jax import builders from acme.jax import inference_server as inference_server_lib from acme.jax import networks as ne...
Builds a Launchpad program for running the experiment. Args: experiment: configuration of the experiment. num_actors: number of actors to run. inference_server_config: If provided we will attempt to use `num_inference_servers` inference servers for selecting actions. There are two assumptions if this config is provided...
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from typing import Any, Optional from acme import core from acme import specs from acme.agents.jax import builders from acme.jax import networks as networks_lib from acme.jax import savers from acme.jax import utils from acme.jax.experiments import config from acme.jax import snapshotter from acme.utils import counting...
Builds a Launchpad program for running the experiment. Args: experiment: configuration for the experiment. make_snapshot_models: a factory that defines what is saved in snapshots. name: name of the constructed program. Ignored if an existing program is passed. program: a program where agent nodes are added to. If None,...
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from typing import Any, Optional, Sequence, Tuple from acme.jax.networks import base from acme.jax.networks import duelling from acme.jax.networks import embedding from acme.jax.networks import policy_value from acme.jax.networks import resnet from acme.wrappers import observation_action_reward import haiku as hk impor...
A feed-forward network for use with Ape-X DQN.
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import dataclasses from typing import Callable, Optional, Tuple from acme import specs from acme import types from acme.jax import types as jax_types from acme.jax import utils as jax_utils import haiku as hk import jax.numpy as jnp from typing_extensions import Protocol PRNGKey = jax_types.PRNGKey Observation = types....
Converts non-stochastic FeedForwardNetwork to TypedFeedForwardNetwork. Non-stochastic network is the one that doesn't take a random key as an input for its `apply` method. Arguments: network: non-stochastic feed-forward network. Returns: corresponding TypedFeedForwardNetwork
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import dataclasses from typing import Callable, Optional, Tuple from acme import specs from acme import types from acme.jax import types as jax_types from acme.jax import utils as jax_utils import haiku as hk import jax.numpy as jnp from typing_extensions import Protocol PRNGKey = jax_types.PRNGKey NetworkOutput = type...
Builds an UnrollableNetwork from a hk.Module factory.
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import enum import functools from typing import Callable, Sequence, Union import haiku as hk import jax import jax.numpy as jnp class DownsamplingStrategy(enum.Enum): AVG_POOL = 'avg_pool' CONV_MAX = 'conv+max' # Used in IMPALA LAYERNORM_RELU_CONV = 'layernorm+relu+conv' # Used in MuZero CONV = 'conv' The pr...
Returns a sequence of modules corresponding to the desired downsampling.
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import dataclasses from typing import Optional, Tuple from acme import specs from acme.agents.jax import sac from acme.jax import networks as networks_lib import jax import jax.numpy as jnp class CQLNetworks: """Network and pure functions for the CQL agent.""" policy_network: networks_lib.FeedForwardNetwork criti...
Applies the policy and samples num_samples actions.
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import dataclasses from typing import Optional, Tuple from acme import specs from acme.agents.jax import sac from acme.jax import networks as networks_lib import jax import jax.numpy as jnp class CQLNetworks: """Network and pure functions for the CQL agent.""" policy_network: networks_lib.FeedForwardNetwork criti...
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import enum from typing import Any, Dict, Optional from acme import specs from acme.adders import reverb as adders_reverb from acme.agents.jax import builders as jax_builders from acme.agents.jax import ppo from acme.agents.jax import sac from acme.agents.jax import td3 from acme.multiagent import types as ma_types fro...
Returns default configs for all agents. Args: agent_types: dict mapping agent IDs to their type. batch_size: shared batch size for all agents. config_overrides: dict mapping (potentially a subset of) agent IDs to their config overrides. This should include any mandatory config parameters for the agents that do not have...
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import enum from typing import Any, Dict, Optional from acme import specs from acme.adders import reverb as adders_reverb from acme.agents.jax import builders as jax_builders from acme.agents.jax import ppo from acme.agents.jax import sac from acme.agents.jax import td3 from acme.multiagent import types as ma_types fro...
Returns networks for all agents. Args: environment_spec: environment spec. agent_types: dict mapping agent IDs to their type. init_network_fn: optional callable that handles the network initialization for all sub-agents. If this is not supplied, a default network initializer is used (if it is supported for the designat...
28,965
import enum from typing import Any, Dict, Optional from acme import specs from acme.adders import reverb as adders_reverb from acme.agents.jax import builders as jax_builders from acme.agents.jax import ppo from acme.agents.jax import sac from acme.agents.jax import td3 from acme.multiagent import types as ma_types fro...
Returns default policy networks for all agents. Args: networks: dict mapping agent IDs to their networks. environment_spec: environment spec. agent_types: dict mapping agent IDs to their type. agent_configs: dict mapping agent IDs to their config. eval_mode: whether the policy should be initialized in evaluation mode (...
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import enum from typing import Any, Dict, Optional from acme import specs from acme.adders import reverb as adders_reverb from acme.agents.jax import builders as jax_builders from acme.agents.jax import ppo from acme.agents.jax import sac from acme.agents.jax import td3 from acme.multiagent import types as ma_types fro...
Returns default policy networks for all agents.
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from typing import Callable from acme import types from acme.adders import reverb as adders from acme.agents.jax.mpo import types as mpo_types import distrax import jax import jax.numpy as jnp import numpy as np import tensorflow_probability.substrates.jax as tfp def _fetch_devicearray(x): if isinstance(x, jax.Array)...
Gets the first array of a nest of `jax.pxla.ShardedDeviceArray`s.
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from typing import Callable from acme import types from acme.adders import reverb as adders from acme.agents.jax.mpo import types as mpo_types import distrax import jax import jax.numpy as jnp import numpy as np import tensorflow_probability.substrates.jax as tfp The provided code snippet includes necessary dependenci...
Stack the N=T-W+1 length W slices [0:W, 1:W+1, ..., T-W:T] from a tensor. Args: x: The tensor to select rolling slices from (along specified axis), with shape [..., T, ...]; i.e., T = x.shape[axis]. window: The length (W) of the slices to select. axis: The axis to slice from (defaults to 0). time_major: If true, output...
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from typing import Callable from acme import types from acme.adders import reverb as adders from acme.agents.jax.mpo import types as mpo_types import distrax import jax import jax.numpy as jnp import numpy as np import tensorflow_probability.substrates.jax as tfp tfd = tfp.distributions The provided code snippet inclu...
Apply a jax function to a distribution by treating it as tree.
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from typing import Callable from acme import types from acme.adders import reverb as adders from acme.agents.jax.mpo import types as mpo_types import distrax import jax import jax.numpy as jnp import numpy as np import tensorflow_probability.substrates.jax as tfp The provided code snippet includes necessary dependenci...
Convert a batch of transitions into a batch of 1-step sequences.
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import dataclasses from typing import Callable, Optional, Union from acme import types from acme.agents.jax.mpo import types as mpo_types import numpy as np import rlax The provided code snippet includes necessary dependencies for implementing the `_compute_spi_from_replay_fraction` function. Write a Python function `...
Computes an estimated samples_per_insert from a replay_fraction. Assumes actors simultaneously add to both the queue and replay in a mixed replay setup. Since the online queue sets samples_per_insert = 1, then the total SPI can be calculated as: SPI = B / O = O / (1 - f) / O = 1 / (1 - f). Key: B: total batch size O: o...
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import dataclasses from typing import Callable, Optional, Union from acme import types from acme.agents.jax.mpo import types as mpo_types import numpy as np import rlax The provided code snippet includes necessary dependencies for implementing the `_compute_num_inserts_per_actor_step` function. Write a Python function...
Estimate the number inserts per actor steps.
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import dataclasses from typing import Callable, NamedTuple, Optional, Sequence, Tuple, Union from acme import specs from acme.agents.jax.mpo import types from acme.jax import networks as networks_lib from acme.jax import utils import chex import haiku as hk import haiku.initializers as hk_init import jax import jax.num...
Initialize the parameters of a MPO network.
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import dataclasses from typing import Callable, NamedTuple, Optional, Sequence, Tuple, Union from acme import specs from acme.agents.jax.mpo import types from acme.jax import networks as networks_lib from acme.jax import utils import chex import haiku as hk import haiku.initializers as hk_init import jax import jax.num...
Creates MPONetworks to be used DM Control suite tasks.
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import dataclasses from typing import Callable, NamedTuple, Optional, Sequence, Tuple, Union from acme import specs from acme.agents.jax.mpo import types from acme.jax import networks as networks_lib from acme.jax import utils import chex import haiku as hk import haiku.initializers as hk_init import jax import jax.num...
Adds a batch dimension at axis 0 to the leaves of a nested structure.
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import dataclasses from typing import Callable, NamedTuple, Optional, Sequence, Tuple, Union from acme import specs from acme.agents.jax.mpo import types from acme.jax import networks as networks_lib from acme.jax import utils import chex import haiku as hk import haiku.initializers as hk_init import jax import jax.num...
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from typing import NamedTuple, Tuple import distrax import jax import jax.numpy as jnp The provided code snippet includes necessary dependencies for implementing the `compute_weights_and_temperature_loss` function. Write a Python function `def compute_weights_and_temperature_loss( q_values: jnp.ndarray, logits...
Computes normalized importance weights for the policy optimization. Args: q_values: Q-values associated with the actions sampled from the target policy; expected shape [B, D]. logits: Parameters to the categorical distribution with respect to which the expectations are going to be computed. epsilon: Desired constraint ...
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from typing import NamedTuple, Tuple import distrax import jax import jax.numpy as jnp _MIN_LOG_TEMPERATURE = -18.0 _MIN_LOG_ALPHA = -18.0 class CategoricalMPOParams(NamedTuple): """NamedTuple to store trainable loss parameters.""" log_temperature: jnp.ndarray log_alpha: jnp.ndarray def clip_categorical_mpo_para...
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from typing import NamedTuple, Tuple import distrax import jax import jax.numpy as jnp _MPO_FLOAT_EPSILON = 1e-8 class CategoricalMPOParams(NamedTuple): """NamedTuple to store trainable loss parameters.""" log_temperature: jnp.ndarray log_alpha: jnp.ndarray def get_temperature_from_params(params: CategoricalMPOP...
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import dataclasses import functools import time from typing import Any, Dict, Iterator, List, NamedTuple, Optional, Sequence, Tuple, Union from absl import logging import acme from acme import specs from acme import types from acme.adders import reverb as adders from acme.agents.jax.mpo import categorical_mpo as discre...
Compute cross entropy loss between logits and target probabilities.
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import dataclasses import functools import time from typing import Any, Dict, Iterator, List, NamedTuple, Optional, Sequence, Tuple, Union from absl import logging import acme from acme import specs from acme import types from acme.adders import reverb as adders from acme.agents.jax.mpo import categorical_mpo as discre...
Compute the top-1 accuracy with an argmax of targets (random tie-break).
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import dataclasses import functools import time from typing import Any, Dict, Iterator, List, NamedTuple, Optional, Sequence, Tuple, Union from absl import logging import acme from acme import specs from acme import types from acme.adders import reverb as adders from acme.agents.jax.mpo import categorical_mpo as discre...
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from typing import Tuple from acme import types from acme.adders import reverb as adders from acme.agents.jax.mpo import categorical_mpo as discrete_losses from acme.agents.jax.mpo import networks as mpo_networks from acme.agents.jax.mpo import types as mpo_types from acme.agents.jax.mpo import utils as mpo_utils from ...
Compute cross entropy loss between logits and target probabilities.
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from typing import Tuple from acme import types from acme.adders import reverb as adders from acme.agents.jax.mpo import categorical_mpo as discrete_losses from acme.agents.jax.mpo import networks as mpo_networks from acme.agents.jax.mpo import types as mpo_types from acme.agents.jax.mpo import utils as mpo_utils from ...
Compute the top-1 accuracy with an argmax of targets (random tie-break).
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from typing import Mapping, NamedTuple, Tuple, Union from acme.agents.jax import actor_core as actor_core_lib from acme.agents.jax.mpo import networks from acme.agents.jax.mpo import types from acme.jax import types as jax_types import haiku as hk import jax import jax.numpy as jnp import numpy as np class ActorState(N...
Returns a MPO ActorCore from the MPONetworks.
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from typing import Iterator, List, Optional import acme from acme import adders from acme import core from acme import specs from acme.adders import reverb as adders_reverb from acme.adders.reverb import base as reverb_base from acme.agents.jax import actor_core as actor_core_lib from acme.agents.jax import actors from...
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import dataclasses from typing import Sequence from acme import specs from acme import types from acme.agents.jax import actor_core as actor_core_lib from acme.agents.jax.d4pg import config as d4pg_config from acme.jax import networks as networks_lib from acme.jax import utils import haiku as hk import jax.numpy as jnp...
Selects action according to the training policy.
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import dataclasses from typing import Sequence from acme import specs from acme import types from acme.agents.jax import actor_core as actor_core_lib from acme.agents.jax.d4pg import config as d4pg_config from acme.jax import networks as networks_lib from acme.jax import utils import haiku as hk import jax.numpy as jnp...
Selects action according to the training policy.
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import dataclasses from typing import Sequence from acme import specs from acme import types from acme.agents.jax import actor_core as actor_core_lib from acme.agents.jax.d4pg import config as d4pg_config from acme.jax import networks as networks_lib from acme.jax import utils import haiku as hk import jax.numpy as jnp...
Creates networks used by the agent.
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import dataclasses import functools from typing import Any, Callable, Generic, Iterator, List, Optional, Tuple import acme from acme import adders from acme import core from acme import specs from acme import types from acme.agents.jax import builders from acme.jax import networks as networks_lib from acme.jax import r...
Builder class decorator that adds support for input normalization.
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import dataclasses from typing import Callable, Optional, Sequence, Union from acme.adders import reverb as adders_reverb import jax.numpy as jnp import numpy as np The provided code snippet includes necessary dependencies for implementing the `logspace_epsilons` function. Write a Python function `def logspace_epsilon...
`num_epsilons` of logspace-distributed values, with median `epsilon`.
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from typing import Callable, Sequence from acme.agents.jax import actor_core as actor_core_lib from acme.agents.jax.dqn import networks as dqn_networks from acme.jax import networks as networks_lib from acme.jax import utils import chex import jax import jax.numpy as jnp EpsilonPolicy = Callable[[ networks_lib.Para...
Returns actor components for alternating epsilon exploration. Args: policy_network: A feedforward action selecting function. epsilons: epsilons to alternate per-episode for epsilon-greedy exploration. Returns: A feedforward policy.
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from typing import Callable, Sequence from acme.agents.jax import actor_core as actor_core_lib from acme.agents.jax.dqn import networks as dqn_networks from acme.jax import networks as networks_lib from acme.jax import utils import chex import jax import jax.numpy as jnp Epsilon = float EpsilonPolicy = Callable[[ n...
A policy with parameterized epsilon-greedy exploration.
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from typing import Callable, Sequence from acme.agents.jax import actor_core as actor_core_lib from acme.agents.jax.dqn import networks as dqn_networks from acme.jax import networks as networks_lib from acme.jax import utils import chex import jax import jax.numpy as jnp Epsilon = float EpsilonPolicy = Callable[[ n...
A policy with a fixed-epsilon epsilon-greedy exploration. DEPRECATED: use behavior_policy instead. Args: networks: DQN networks epsilon: sampling parameter that overrides the one in EpsilonPolicy Returns: epsilon-greedy behavior policy with fixed epsilon
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import dataclasses from typing import Callable, Optional from acme.jax import networks as networks_lib from acme.jax import types import rlax Epsilon = float def default_sample_fn(action_values: networks_lib.NetworkOutput, key: types.PRNGKey, epsilon: Epsilon) -> networks_li...
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import dataclasses from typing import Callable from acme import specs from acme.agents.jax.dqn import actor as dqn_actor from acme.agents.jax.dqn import builder from acme.agents.jax.dqn import config as dqn_config from acme.agents.jax.dqn import losses from acme.jax import networks as networks_lib from acme.jax import ...
Returns a function that computes actions. Note that this differs from default_behavior_policy with that it expects c51-style network head which returns a tuple with the first entry representing q-values. Args: network: A c51-style feedforward network. eval_epsilon: for epsilon-greedy exploration. Returns: A feedforward...
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import dataclasses from typing import Callable from acme import specs from acme.agents.jax.dqn import actor as dqn_actor from acme.agents.jax.dqn import builder from acme.agents.jax.dqn import config as dqn_config from acme.agents.jax.dqn import losses from acme.jax import networks as networks_lib from acme.jax import ...
Returns a DQNBuilder with a pre-built loss function.
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import dataclasses import functools from typing import Callable, Generic, Tuple, TypeVar from acme import specs from acme import types from acme.jax import networks as networks_lib from acme.jax import utils import haiku as hk import jax.numpy as jnp DirectRLNetworks = TypeVar('DirectRLNetworks') class RNDNetworks(Gene...
Creates networks used by the agent and returns RNDNetworks. Args: spec: Environment spec. direct_rl_networks: Networks used by a direct rl algorithm. layer_sizes: Layer sizes. intrinsic_reward_coefficient: Multiplier on intrinsic reward. extrinsic_reward_coefficient: Multiplier on extrinsic reward. Returns: The RND net...
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import dataclasses import functools from typing import Callable, Generic, Tuple, TypeVar from acme import specs from acme import types from acme.jax import networks as networks_lib from acme.jax import utils import haiku as hk import jax.numpy as jnp class RNDNetworks(Generic[DirectRLNetworks]): """Container of RND n...
Computes the intrinsic RND reward for a given transition. Args: predictor_params: Parameters of the predictor network. target_params: Parameters of the target network. transitions: The sample to compute rewards for. networks: RND networks Returns: The rewards as an ndarray.
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import functools import time from typing import Any, Callable, Dict, Iterator, List, NamedTuple, Optional, Tuple import acme from acme import types from acme.agents.jax.rnd import networks as rnd_networks from acme.jax import networks as networks_lib from acme.jax import utils from acme.utils import counting from acme....
Run an update steps on the given transitions. Args: state: The learner state. transitions: Transitions to update on. loss_fn: The loss function. optimizer: The optimizer of the predictor network. Returns: A new state and metrics.
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import functools import time from typing import Any, Callable, Dict, Iterator, List, NamedTuple, Optional, Tuple import acme from acme import types from acme.agents.jax.rnd import networks as rnd_networks from acme.jax import networks as networks_lib from acme.jax import utils from acme.utils import counting from acme....
The Random Network Distillation loss. See https://arxiv.org/pdf/1810.12894.pdf A.2 Args: predictor_params: Parameters of the predictor target_params: Parameters of the target transitions: Transitions to compute the loss on. networks: RND networks Returns: The MSE loss as a float.
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import dataclasses from typing import Callable, Generic, Mapping, Tuple, TypeVar, Union from acme import types from acme.jax import networks as networks_lib from acme.jax import utils from acme.jax.types import PRNGKey import chex import jax import jax.numpy as jnp State = TypeVar('State') class ActorCore(Generic[State...
Makes an actor core's select_action method expect unbatched arguments.
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import dataclasses from typing import Callable, Generic, Mapping, Tuple, TypeVar, Union from acme import types from acme.jax import networks as networks_lib from acme.jax import utils from acme.jax.types import PRNGKey import chex import jax import jax.numpy as jnp class ActorCore(Generic[State, Extras]): """Pure fun...
A convenience adaptor from FeedForwardPolicy to ActorCore.
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import dataclasses from typing import Any, Callable, Generic, NamedTuple, Optional from acme import adders from acme import types from acme.agents.jax import actor_core from acme.agents.jax import actors from acme.jax import networks as network_lib from acme.jax import running_statistics from acme.jax import utils from...
Builds pure functions used for normalizing based on EMA mean and std. The built normalizer functions can be used to normalize nested arrays that have a structure corresponding to nested_spec. Currently only supports nested_spec where all leafs have float dtype. Arguments: nested_spec: A nested spec where all leaves hav...
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import dataclasses from typing import Any, Callable, Generic, NamedTuple, Optional from acme import adders from acme import types from acme.agents.jax import actor_core from acme.agents.jax import actors from acme.jax import networks as network_lib from acme.jax import running_statistics from acme.jax import utils from...
Builds pure functions used for normalizing based on mean and std. Arguments: nested_spec: A nested spec where all leaves have float dtype max_abs_value: Normalized nested arrays will be clipped so that all values will be between -max_abs_value and +max_abs_value. Setting to None (default) does not perform this clipping...
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import dataclasses from typing import Callable, NamedTuple, Optional, Sequence from acme import specs from acme.agents.jax import actor_core as actor_core_lib from acme.jax import networks as networks_lib from acme.jax import utils import haiku as hk import jax import jax.numpy as jnp import numpy as np import tensorfl...
Returns a function to be used for inference by a PPO actor.
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import dataclasses from typing import Callable, NamedTuple, Optional, Sequence from acme import specs from acme.agents.jax import actor_core as actor_core_lib from acme.jax import networks as networks_lib from acme.jax import utils import haiku as hk import jax import jax.numpy as jnp import numpy as np import tensorfl...
null
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import dataclasses from typing import Callable, NamedTuple, Optional, Sequence from acme import specs from acme.agents.jax import actor_core as actor_core_lib from acme.jax import networks as networks_lib from acme.jax import utils import haiku as hk import jax import jax.numpy as jnp import numpy as np import tensorfl...
Constructs a PPONetworks instance from the given FeedForwardNetwork. This method assumes that the network returns a tfd.Distribution. Sometimes it may be preferable to have networks that do not return tfd.Distribution objects, for example, due to tfd.Distribution not playing nice with jax.vmap. Please refer to the make...
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import dataclasses from typing import Callable, Sequence from acme import specs from acme import types from acme.agents.jax import actor_core as actor_core_lib from acme.jax import networks as networks_lib from acme.jax import utils import haiku as hk import jax import jax.numpy as jnp import numpy as np class TD3Netwo...
Selects action according to the policy.
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import dataclasses from typing import Callable, Sequence from acme import specs from acme import types from acme.agents.jax import actor_core as actor_core_lib from acme.jax import networks as networks_lib from acme.jax import utils import haiku as hk import jax import jax.numpy as jnp import numpy as np class TD3Netwo...
Creates networks used by the agent. The networks used are based on LayerNormMLP, which is different than the MLP with relu activation described in TD3 (which empirically performs worse). Args: spec: Environment specs hidden_layer_sizes: list of sizes of hidden layers in actor/critic networks Returns: network: TD3Networ...
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from typing import Callable, Generic, Mapping, Optional, Tuple from acme import types from acme.agents.jax import actor_core as actor_core_lib from acme.agents.jax.r2d2 import config as r2d2_config from acme.agents.jax.r2d2 import networks as r2d2_networks from acme.jax import networks as networks_lib import chex impor...
Returns ActorCore for R2D2.
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from typing import Callable, Generic, Mapping, Optional, Tuple from acme import types from acme.agents.jax import actor_core as actor_core_lib from acme.agents.jax.r2d2 import config as r2d2_config from acme.agents.jax.r2d2 import networks as r2d2_networks from acme.jax import networks as networks_lib import chex impor...
Selects action according to the policy.
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from typing import Generic, Iterator, List, Optional import acme from acme import adders from acme import core from acme import specs from acme.adders import reverb as adders_reverb from acme.adders.reverb import base as reverb_base from acme.adders.reverb import structured from acme.agents.jax import actor_core as act...
Adds zero padding to the right so all samples have the same length.
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from typing import Generic, Iterator, List, Optional import acme from acme import adders from acme import core from acme import specs from acme.adders import reverb as adders_reverb from acme.adders.reverb import base as reverb_base from acme.adders.reverb import structured from acme.agents.jax import actor_core as act...
null
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from acme import specs from acme.jax import networks as networks_lib R2D2Networks = networks_lib.UnrollableNetwork The provided code snippet includes necessary dependencies for implementing the `make_atari_networks` function. Write a Python function `def make_atari_networks(env_spec: specs.EnvironmentSpec) -> R2D2Netw...
Builds default R2D2 networks for Atari games.
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from typing import Optional from acme.agents.jax.ail import networks as ail_networks from acme.jax import networks as networks_lib import jax import jax.numpy as jnp The provided code snippet includes necessary dependencies for implementing the `fairl_reward` function. Write a Python function `def fairl_reward( ma...
The FAIRL reward function (https://arxiv.org/pdf/1911.02256.pdf). Args: max_reward_magnitude: Clipping value for the reward. Returns: The function from logit to imitation reward.
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from typing import Optional from acme.agents.jax.ail import networks as ail_networks from acme.jax import networks as networks_lib import jax import jax.numpy as jnp The provided code snippet includes necessary dependencies for implementing the `gail_reward` function. Write a Python function `def gail_reward( rewa...
GAIL reward function (https://arxiv.org/pdf/1606.03476.pdf). Args: reward_balance: 1 means log(D) reward, 0 means -log(1-D) and other values mean an average of the two. max_reward_magnitude: Clipping value for the reward. Returns: The function from logit to imitation reward.
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import functools from typing import Callable, Dict, Optional, Tuple from acme import types from acme.jax import networks as networks_lib import jax import jax.numpy as jnp import tensorflow_probability as tfp import tree State = networks_lib.Params DiscriminatorFn = Callable[[State, types.Transition], DiscriminatorOutp...
Computes the standard GAIL loss.
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import functools from typing import Callable, Dict, Optional, Tuple from acme import types from acme.jax import networks as networks_lib import jax import jax.numpy as jnp import tensorflow_probability as tfp import tree State = networks_lib.Params DiscriminatorFn = Callable[[State, types.Transition], DiscriminatorOutp...
Computes the PUGAIL loss (https://arxiv.org/pdf/1911.00459.pdf).
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import functools from typing import Callable, Dict, Optional, Tuple from acme import types from acme.jax import networks as networks_lib import jax import jax.numpy as jnp import tensorflow_probability as tfp import tree State = networks_lib.Params DiscriminatorFn = Callable[[State, types.Transition], DiscriminatorOutp...
Adds a gradient penalty to the base_loss.
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import dataclasses from typing import Optional import optax class AILConfig: """Configuration options for AIL. Attributes: direct_rl_batch_size: Batch size of a direct rl algorithm (measured in transitions). is_sequence_based: If True, a direct rl algorithm is using SequenceAdder data format. Ot...
Returns how many transitions should be sampled per direct learner step.
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import functools import itertools from typing import Callable, Generic, Iterator, List, Optional, Tuple from acme import adders from acme import core from acme import specs from acme import types from acme.adders import reverb as adders_reverb from acme.agents.jax import builders from acme.agents.jax.ail import config ...
Generator which creates the sample having demonstrations in them. It takes the demonstrations and replay iterators and generates batches with same size as the replay iterator, such that each batches have the ratio of policy and expert data specified in policy_to_expert_data_ratio on average. There is no constraints on ...
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import dataclasses import functools from typing import Any, Callable, Generic, Iterable, Optional from acme import specs from acme import types from acme.jax import networks as networks_lib from acme.jax import utils from acme.jax.imitation_learning_types import DirectRLNetworks import haiku as hk import jax from jax i...
Computes the AIL reward for a given transition. Args: discriminator_params: Parameters of the discriminator network. discriminator_state: State of the discriminator network. policy_params: Parameters of the direct RL policy. transitions: Transitions to compute the reward for. networks: AIL networks. Returns: The reward...
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import dataclasses import functools from typing import Any, Callable, Generic, Iterable, Optional from acme import specs from acme import types from acme.jax import networks as networks_lib from acme.jax import utils from acme.jax.imitation_learning_types import DirectRLNetworks import haiku as hk import jax from jax i...
Creates the discriminator network. Args: environment_spec: Environment spec discriminator_transformed: Haiku transformed of the discriminator. logpi_fn: If the policy logpi function is provided, its output will be removed from the discriminator logit. Returns: The network.
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import functools import itertools import time from typing import Any, Callable, Iterator, List, NamedTuple, Optional, Tuple import acme from acme import types from acme.agents.jax.ail import losses from acme.agents.jax.ail import networks as ail_networks from acme.jax import networks as networks_lib from acme.jax impor...
Run an update steps on the given transitions. Args: state: The learner state. data: Demo and rb transitions. optimizer: Discriminator optimizer. ail_network: AIL networks. loss_fn: Discriminator loss to minimize. Returns: A new state and metrics.
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import dataclasses from typing import Any, Optional from acme import specs from acme.adders import reverb as adders_reverb from acme.agents.jax import normalization import numpy as onp The provided code snippet includes necessary dependencies for implementing the `target_entropy_from_env_spec` function. Write a Python...
A heuristic to determine a target entropy. If target_entropy_per_dimension is not specified, the target entropy is computed as "-num_actions", otherwise it is "target_entropy_per_dimension * num_actions". Args: spec: environment spec target_entropy_per_dimension: None or target entropy per action dimension Returns: tar...
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import dataclasses from typing import Optional, Tuple from acme import core from acme import specs from acme.agents.jax import actor_core as actor_core_lib from acme.jax import networks as networks_lib from acme.jax import types from acme.jax import utils import haiku as hk import jax import jax.numpy as jnp import num...
Defines default models to be snapshotted.
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import dataclasses from typing import Optional, Tuple from acme import core from acme import specs from acme.agents.jax import actor_core as actor_core_lib from acme.jax import networks as networks_lib from acme.jax import types from acme.jax import utils import haiku as hk import jax import jax.numpy as jnp import num...
Creates networks used by the agent.
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from typing import Callable, Optional, Tuple, Union from acme import types from acme.agents.jax.bc import networks as bc_networks from acme.jax import networks as networks_lib from acme.jax import types as jax_types from acme.utils import loggers import jax import jax.numpy as jnp BCLossWithoutAux = Callable[loss_args,...
Mean Squared Error loss.
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from typing import Callable, Optional, Tuple, Union from acme import types from acme.agents.jax.bc import networks as bc_networks from acme.jax import networks as networks_lib from acme.jax import types as jax_types from acme.utils import loggers import jax import jax.numpy as jnp BCLossWithoutAux = Callable[loss_args,...
Log probability loss.
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from typing import Callable, Optional, Tuple, Union from acme import types from acme.agents.jax.bc import networks as bc_networks from acme.jax import networks as networks_lib from acme.jax import types as jax_types from acme.utils import loggers import jax import jax.numpy as jnp BCLossWithoutAux = Callable[loss_args,...
Peer-BC loss from https://arxiv.org/pdf/2010.01748.pdf. Args: base_loss_fn: the base loss to add RCAL on top of. zeta: the weight of the regularization. Returns: The loss.
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from typing import Callable, Optional, Tuple, Union from acme import types from acme.agents.jax.bc import networks as bc_networks from acme.jax import networks as networks_lib from acme.jax import types as jax_types from acme.utils import loggers import jax import jax.numpy as jnp BCLossWithoutAux = Callable[loss_args,...
https://www.cristal.univ-lille.fr/~pietquin/pdf/AAMAS_2014_BPMGOP.pdf. Args: base_loss_fn: the base loss to add RCAL on top of. discount: the gamma discount used in RCAL. alpha: the regularization parameter. num_bins: how many bins were used for discretization. If None the environment was originally discrete already. R...