lerobot/lerobot/common/policies/sac/configuration_sac.py

83 lines
2.3 KiB
Python

#!/usr/bin/env python
# Copyright 2024 The HuggingFace Inc. team.
# All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from dataclasses import dataclass, field
@dataclass
class SACConfig:
input_shapes: dict[str, list[int]] = field(
default_factory=lambda: {
"observation.image": [3, 84, 84],
"observation.state": [4],
}
)
output_shapes: dict[str, list[int]] = field(
default_factory=lambda: {
"action": [4],
}
)
# Normalization / Unnormalization
input_normalization_modes: dict[str, str] | None = None
output_normalization_modes: dict[str, str] = field(
default_factory=lambda: {"action": "min_max"},
)
discount = 0.99
temperature_init = 1.0
num_critics = 2
num_subsample_critics = None
critic_lr = 3e-4
actor_lr = 3e-4
temperature_lr = 3e-4
critic_target_update_weight = 0.005
utd_ratio = 2
state_encoder_hidden_dim = 256
latent_dim = 50
target_entropy = None
critic_network_kwargs = {
"hidden_dims": [256, 256],
"activate_final": True,
}
actor_network_kwargs = {
"hidden_dims": [256, 256],
"activate_final": True,
}
policy_kwargs = {
"tanh_squash_distribution": True,
"std_parameterization": "softplus",
"std_min": 0.005,
"std_max": 5.0,
}
)
output_shapes: dict[str, list[int]] = field(
default_factory=lambda: {
"action": [4],
}
)
state_encoder_hidden_dim: int = 256
latent_dim: int = 256
network_hidden_dims: int = 256
# Normalization / Unnormalization
input_normalization_modes: dict[str, str] | None = None
output_normalization_modes: dict[str, str] = field(
default_factory=lambda: {"action": "min_max"},
)