Merge pull request #47 from huggingface/user/aliberts/2024_03_22_fix_simxarm

Port simxarm, upgrade gym to gymnasium
This commit is contained in:
Simon Alibert 2024-03-26 10:17:52 +01:00 committed by GitHub
commit 203bcd7ca5
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89 changed files with 1436 additions and 379 deletions

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*.memmap filter=lfs diff=lfs merge=lfs -text *.memmap filter=lfs diff=lfs merge=lfs -text
*.stl filter=lfs diff=lfs merge=lfs -text

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.github/poetry/cpu/poetry.lock generated vendored
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lock-version = "2.0" lock-version = "2.0"
python-versions = "^3.10" python-versions = "^3.10"
content-hash = "cbd9aedcb3a24417b85124fb94db706dd6ca0a90dfb610b0aebdcd3aa2a0333c" content-hash = "93c406139c456780b3d309d7ed3d68ea60cc0e8893c1ee717692984e573d3404"

View File

@ -21,7 +21,6 @@ packages = [{include = "lerobot"}]
[tool.poetry.dependencies] [tool.poetry.dependencies]
python = "^3.10" python = "^3.10"
cython = "^3.0.8"
termcolor = "^2.4.0" termcolor = "^2.4.0"
omegaconf = "^2.3.0" omegaconf = "^2.3.0"
dm-env = "^1.6" dm-env = "^1.6"
@ -42,17 +41,17 @@ mpmath = "^1.3.0"
torch = {version = "^2.2.1", source = "torch-cpu"} torch = {version = "^2.2.1", source = "torch-cpu"}
tensordict = {git = "https://github.com/pytorch/tensordict"} tensordict = {git = "https://github.com/pytorch/tensordict"}
torchrl = {git = "https://github.com/pytorch/rl", rev = "13bef426dcfa5887c6e5034a6e9697993fa92c37"} torchrl = {git = "https://github.com/pytorch/rl", rev = "13bef426dcfa5887c6e5034a6e9697993fa92c37"}
mujoco = "^3.1.2" mujoco = "^2.3.7"
mujoco-py = "^2.1.2.14"
gym = "^0.26.2"
opencv-python = "^4.9.0.80" opencv-python = "^4.9.0.80"
diffusers = "^0.26.3" diffusers = "^0.26.3"
torchvision = {version = "^0.17.1", source = "torch-cpu"} torchvision = {version = "^0.17.1", source = "torch-cpu"}
h5py = "^3.10.0" h5py = "^3.10.0"
dm = "^1.3" dm = "^1.3"
dm-control = "^1.0.16" dm-control = "1.0.14"
robomimic = "0.2.0" robomimic = "0.2.0"
huggingface-hub = "^0.21.4" huggingface-hub = "^0.21.4"
gymnasium-robotics = "^1.2.4"
gymnasium = "^0.29.1"
[tool.poetry.group.dev.dependencies] [tool.poetry.group.dev.dependencies]

View File

@ -16,12 +16,8 @@ jobs:
${{ github.event_name == 'push' }} ${{ github.event_name == 'push' }}
runs-on: ubuntu-latest runs-on: ubuntu-latest
env: env:
POETRY_VERSION: 1.8.1 POETRY_VERSION: 1.8.2
DATA_DIR: tests/data DATA_DIR: tests/data
TMPDIR: ~/tmp
TEMP: ~/tmp
TMP: ~/tmp
PYOPENGL_PLATFORM: egl
MUJOCO_GL: egl MUJOCO_GL: egl
LEROBOT_TESTS_DEVICE: cpu LEROBOT_TESTS_DEVICE: cpu
steps: steps:
@ -86,6 +82,10 @@ jobs:
- name: Install dependencies - name: Install dependencies
if: steps.restore-dependencies-cache.outputs.cache-hit != 'true' if: steps.restore-dependencies-cache.outputs.cache-hit != 'true'
env:
TMPDIR: ~/tmp
TEMP: ~/tmp
TMP: ~/tmp
run: | run: |
mkdir ~/tmp mkdir ~/tmp
poetry install --no-interaction --no-root poetry install --no-interaction --no-root

View File

@ -14,11 +14,11 @@ repos:
- id: end-of-file-fixer - id: end-of-file-fixer
- id: trailing-whitespace - id: trailing-whitespace
- repo: https://github.com/asottile/pyupgrade - repo: https://github.com/asottile/pyupgrade
rev: v3.15.1 rev: v3.15.2
hooks: hooks:
- id: pyupgrade - id: pyupgrade
- repo: https://github.com/astral-sh/ruff-pre-commit - repo: https://github.com/astral-sh/ruff-pre-commit
rev: v0.2.2 rev: v0.3.4
hooks: hooks:
- id: ruff - id: ruff
args: [--fix] args: [--fix]

25
LICENSE
View File

@ -253,6 +253,31 @@ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE. SOFTWARE.
## Some of lerobot's code is derived from simxarm, which is subject to the following copyright notice:
MIT License
Copyright (c) 2023 Nicklas Hansen & Yanjie Ze
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
## Some of lerobot's code is derived from ALOHA, which is subject to the following copyright notice: ## Some of lerobot's code is derived from ALOHA, which is subject to the following copyright notice:
MIT License MIT License

View File

@ -40,7 +40,7 @@ class SimxarmExperienceReplay(AbstractExperienceReplay):
def __init__( def __init__(
self, self,
dataset_id: str, dataset_id: str,
version: str | None = None, version: str | None = "v1.1",
batch_size: int = None, batch_size: int = None,
*, *,
shuffle: bool = True, shuffle: bool = True,
@ -67,11 +67,11 @@ class SimxarmExperienceReplay(AbstractExperienceReplay):
) )
def _download_and_preproc_obsolete(self): def _download_and_preproc_obsolete(self):
assert self.root is not None # assert self.root is not None
# TODO(rcadene): finish download # TODO(rcadene): finish download
download() # download()
dataset_path = self.root / f"{self.dataset_id}_raw" / "buffer.pkl" dataset_path = self.root / f"{self.dataset_id}" / "buffer.pkl"
print(f"Using offline dataset '{dataset_path}'") print(f"Using offline dataset '{dataset_path}'")
with open(dataset_path, "rb") as f: with open(dataset_path, "rb") as f:
dataset_dict = pickle.load(f) dataset_dict = pickle.load(f)
@ -105,15 +105,19 @@ class SimxarmExperienceReplay(AbstractExperienceReplay):
"frame_id": torch.arange(0, num_frames, 1), "frame_id": torch.arange(0, num_frames, 1),
("next", "observation", "image"): next_image, ("next", "observation", "image"): next_image,
("next", "observation", "state"): next_state, ("next", "observation", "state"): next_state,
("next", "observation", "reward"): next_reward, ("next", "reward"): next_reward,
("next", "observation", "done"): next_done, ("next", "done"): next_done,
}, },
batch_size=num_frames, batch_size=num_frames,
) )
if episode_id == 0: if episode_id == 0:
# hack to initialize tensordict data structure to store episodes # hack to initialize tensordict data structure to store episodes
td_data = episode[0].expand(total_frames).memmap_like(self.root / f"{self.dataset_id}") td_data = (
episode[0]
.expand(total_frames)
.memmap_like(self.root / f"{self.dataset_id}" / "replay_buffer")
)
td_data[idx0:idx1] = episode td_data[idx0:idx1] = episode

View File

@ -4,7 +4,7 @@ from typing import Optional
from tensordict import TensorDict from tensordict import TensorDict
from torchrl.envs import EnvBase from torchrl.envs import EnvBase
from lerobot.common.utils import set_seed from lerobot.common.utils import set_global_seed
class AbstractEnv(EnvBase): class AbstractEnv(EnvBase):
@ -67,4 +67,4 @@ class AbstractEnv(EnvBase):
raise NotImplementedError("Abstract method") raise NotImplementedError("Abstract method")
def _set_seed(self, seed: Optional[int]): def _set_seed(self, seed: Optional[int]):
set_seed(seed) set_global_seed(seed)

View File

@ -29,9 +29,9 @@ from lerobot.common.envs.aloha.tasks.sim_end_effector import (
TransferCubeEndEffectorTask, TransferCubeEndEffectorTask,
) )
from lerobot.common.envs.aloha.utils import sample_box_pose, sample_insertion_pose from lerobot.common.envs.aloha.utils import sample_box_pose, sample_insertion_pose
from lerobot.common.utils import set_seed from lerobot.common.utils import set_global_seed
_has_gym = importlib.util.find_spec("gym") is not None _has_gym = importlib.util.find_spec("gymnasium") is not None
class AlohaEnv(AbstractEnv): class AlohaEnv(AbstractEnv):
@ -63,7 +63,7 @@ class AlohaEnv(AbstractEnv):
def _make_env(self): def _make_env(self):
if not _has_gym: if not _has_gym:
raise ImportError("Cannot import gym.") raise ImportError("Cannot import gymnasium.")
if not self.from_pixels: if not self.from_pixels:
raise NotImplementedError() raise NotImplementedError()
@ -290,7 +290,7 @@ class AlohaEnv(AbstractEnv):
) )
def _set_seed(self, seed: Optional[int]): def _set_seed(self, seed: Optional[int]):
set_seed(seed) set_global_seed(seed)
# TODO(rcadene): seed the env # TODO(rcadene): seed the env
# self._env.seed(seed) # self._env.seed(seed)
logging.warning("Aloha env is not seeded") logging.warning("Aloha env is not seeded")

View File

@ -17,7 +17,7 @@ def make_env(cfg, transform=None):
} }
if cfg.env.name == "simxarm": if cfg.env.name == "simxarm":
from lerobot.common.envs.simxarm import SimxarmEnv from lerobot.common.envs.simxarm.env import SimxarmEnv
kwargs["task"] = cfg.env.task kwargs["task"] = cfg.env.task
clsfunc = SimxarmEnv clsfunc = SimxarmEnv

View File

@ -16,9 +16,9 @@ from torchrl.data.tensor_specs import (
from torchrl.envs.libs.gym import _gym_to_torchrl_spec_transform from torchrl.envs.libs.gym import _gym_to_torchrl_spec_transform
from lerobot.common.envs.abstract import AbstractEnv from lerobot.common.envs.abstract import AbstractEnv
from lerobot.common.utils import set_seed from lerobot.common.utils import set_global_seed
_has_gym = importlib.util.find_spec("gym") is not None _has_gym = importlib.util.find_spec("gymnasium") is not None
class PushtEnv(AbstractEnv): class PushtEnv(AbstractEnv):
@ -50,7 +50,7 @@ class PushtEnv(AbstractEnv):
def _make_env(self): def _make_env(self):
if not _has_gym: if not _has_gym:
raise ImportError("Cannot import gym.") raise ImportError("Cannot import gymnasium.")
# TODO(rcadene) (PushTEnv is similar to PushTImageEnv, but without the image rendering, it's faster to iterate on) # TODO(rcadene) (PushTEnv is similar to PushTImageEnv, but without the image rendering, it's faster to iterate on)
# from lerobot.common.envs.pusht.pusht_env import PushTEnv # from lerobot.common.envs.pusht.pusht_env import PushTEnv
@ -238,6 +238,6 @@ class PushtEnv(AbstractEnv):
def _set_seed(self, seed: Optional[int]): def _set_seed(self, seed: Optional[int]):
# Set global seed. # Set global seed.
set_seed(seed) set_global_seed(seed)
# Set PushTImageEnv seed as it relies on it's own internal _seed attribute. # Set PushTImageEnv seed as it relies on it's own internal _seed attribute.
self._env.seed(seed) self._env.seed(seed)

View File

@ -1,14 +1,14 @@
import collections import collections
import cv2 import cv2
import gym import gymnasium as gym
import numpy as np import numpy as np
import pygame import pygame
import pymunk import pymunk
import pymunk.pygame_util import pymunk.pygame_util
import shapely.geometry as sg import shapely.geometry as sg
import skimage.transform as st import skimage.transform as st
from gym import spaces from gymnasium import spaces
from pymunk.vec2d import Vec2d from pymunk.vec2d import Vec2d
from lerobot.common.envs.pusht.pymunk_override import DrawOptions from lerobot.common.envs.pusht.pymunk_override import DrawOptions

View File

@ -1,5 +1,5 @@
import numpy as np import numpy as np
from gym import spaces from gymnasium import spaces
from lerobot.common.envs.pusht.pusht_env import PushTEnv from lerobot.common.envs.pusht.pusht_env import PushTEnv

View File

@ -1,4 +1,5 @@
import importlib import importlib
import logging
from collections import deque from collections import deque
from typing import Optional from typing import Optional
@ -15,12 +16,11 @@ from torchrl.data.tensor_specs import (
from torchrl.envs.libs.gym import _gym_to_torchrl_spec_transform from torchrl.envs.libs.gym import _gym_to_torchrl_spec_transform
from lerobot.common.envs.abstract import AbstractEnv from lerobot.common.envs.abstract import AbstractEnv
from lerobot.common.utils import set_seed from lerobot.common.utils import set_global_seed
MAX_NUM_ACTIONS = 4 MAX_NUM_ACTIONS = 4
_has_gym = importlib.util.find_spec("gym") is not None _has_gym = importlib.util.find_spec("gymnasium") is not None
_has_simxarm = importlib.util.find_spec("simxarm") is not None and _has_gym
class SimxarmEnv(AbstractEnv): class SimxarmEnv(AbstractEnv):
@ -49,13 +49,12 @@ class SimxarmEnv(AbstractEnv):
) )
def _make_env(self): def _make_env(self):
if not _has_simxarm:
raise ImportError("Cannot import simxarm.")
if not _has_gym: if not _has_gym:
raise ImportError("Cannot import gym.") raise ImportError("Cannot import gymnasium.")
import gym import gymnasium
from simxarm import TASKS
from lerobot.common.envs.simxarm.simxarm import TASKS
if self.task not in TASKS: if self.task not in TASKS:
raise ValueError(f"Unknown task {self.task}. Must be one of {list(TASKS.keys())}") raise ValueError(f"Unknown task {self.task}. Must be one of {list(TASKS.keys())}")
@ -63,7 +62,7 @@ class SimxarmEnv(AbstractEnv):
self._env = TASKS[self.task]["env"]() self._env = TASKS[self.task]["env"]()
num_actions = len(TASKS[self.task]["action_space"]) num_actions = len(TASKS[self.task]["action_space"])
self._action_space = gym.spaces.Box(low=-1.0, high=1.0, shape=(num_actions,)) self._action_space = gymnasium.spaces.Box(low=-1.0, high=1.0, shape=(num_actions,))
self._action_padding = np.zeros((MAX_NUM_ACTIONS - num_actions), dtype=np.float32) self._action_padding = np.zeros((MAX_NUM_ACTIONS - num_actions), dtype=np.float32)
if "w" not in TASKS[self.task]["action_space"]: if "w" not in TASKS[self.task]["action_space"]:
self._action_padding[-1] = 1.0 self._action_padding[-1] = 1.0
@ -84,7 +83,7 @@ class SimxarmEnv(AbstractEnv):
else: else:
obs = {"state": torch.tensor(raw_obs["observation"], dtype=torch.float32)} obs = {"state": torch.tensor(raw_obs["observation"], dtype=torch.float32)}
obs = TensorDict(obs, batch_size=[]) # obs = TensorDict(obs, batch_size=[])
return obs return obs
def _reset(self, tensordict: Optional[TensorDict] = None): def _reset(self, tensordict: Optional[TensorDict] = None):
@ -229,5 +228,7 @@ class SimxarmEnv(AbstractEnv):
) )
def _set_seed(self, seed: Optional[int]): def _set_seed(self, seed: Optional[int]):
set_seed(seed) set_global_seed(seed)
self._env.seed(seed) self._seed = seed
# TODO(aliberts): change self._reset so that it takes in a seed value
logging.warning("simxarm env is not properly seeded")

View File

@ -0,0 +1,166 @@
from collections import OrderedDict, deque
import gymnasium as gym
import numpy as np
from gymnasium.wrappers import TimeLimit
from lerobot.common.envs.simxarm.simxarm.tasks.base import Base as Base
from lerobot.common.envs.simxarm.simxarm.tasks.lift import Lift
from lerobot.common.envs.simxarm.simxarm.tasks.peg_in_box import PegInBox
from lerobot.common.envs.simxarm.simxarm.tasks.push import Push
from lerobot.common.envs.simxarm.simxarm.tasks.reach import Reach
TASKS = OrderedDict(
(
(
"reach",
{
"env": Reach,
"action_space": "xyz",
"episode_length": 50,
"description": "Reach a target location with the end effector",
},
),
(
"push",
{
"env": Push,
"action_space": "xyz",
"episode_length": 50,
"description": "Push a cube to a target location",
},
),
(
"peg_in_box",
{
"env": PegInBox,
"action_space": "xyz",
"episode_length": 50,
"description": "Insert a peg into a box",
},
),
(
"lift",
{
"env": Lift,
"action_space": "xyzw",
"episode_length": 50,
"description": "Lift a cube above a height threshold",
},
),
)
)
class SimXarmWrapper(gym.Wrapper):
"""
A wrapper for the SimXarm environments. This wrapper is used to
convert the action and observation spaces to the correct format.
"""
def __init__(self, env, task, obs_mode, image_size, action_repeat, frame_stack=1, channel_last=False):
super().__init__(env)
self._env = env
self.obs_mode = obs_mode
self.image_size = image_size
self.action_repeat = action_repeat
self.frame_stack = frame_stack
self._frames = deque([], maxlen=frame_stack)
self.channel_last = channel_last
self._max_episode_steps = task["episode_length"] // action_repeat
image_shape = (
(image_size, image_size, 3 * frame_stack)
if channel_last
else (3 * frame_stack, image_size, image_size)
)
if obs_mode == "state":
self.observation_space = env.observation_space["observation"]
elif obs_mode == "rgb":
self.observation_space = gym.spaces.Box(low=0, high=255, shape=image_shape, dtype=np.uint8)
elif obs_mode == "all":
self.observation_space = gym.spaces.Dict(
state=gym.spaces.Box(low=-np.inf, high=np.inf, shape=(4,), dtype=np.float32),
rgb=gym.spaces.Box(low=0, high=255, shape=image_shape, dtype=np.uint8),
)
else:
raise ValueError(f"Unknown obs_mode {obs_mode}. Must be one of [rgb, all, state]")
self.action_space = gym.spaces.Box(low=-1.0, high=1.0, shape=(len(task["action_space"]),))
self.action_padding = np.zeros(4 - len(task["action_space"]), dtype=np.float32)
if "w" not in task["action_space"]:
self.action_padding[-1] = 1.0
def _render_obs(self):
obs = self.render(mode="rgb_array", width=self.image_size, height=self.image_size)
if not self.channel_last:
obs = obs.transpose(2, 0, 1)
return obs.copy()
def _update_frames(self, reset=False):
pixels = self._render_obs()
self._frames.append(pixels)
if reset:
for _ in range(1, self.frame_stack):
self._frames.append(pixels)
assert len(self._frames) == self.frame_stack
def transform_obs(self, obs, reset=False):
if self.obs_mode == "state":
return obs["observation"]
elif self.obs_mode == "rgb":
self._update_frames(reset=reset)
rgb_obs = np.concatenate(list(self._frames), axis=-1 if self.channel_last else 0)
return rgb_obs
elif self.obs_mode == "all":
self._update_frames(reset=reset)
rgb_obs = np.concatenate(list(self._frames), axis=-1 if self.channel_last else 0)
return OrderedDict((("rgb", rgb_obs), ("state", self.robot_state)))
else:
raise ValueError(f"Unknown obs_mode {self.obs_mode}. Must be one of [rgb, all, state]")
def reset(self):
return self.transform_obs(self._env.reset(), reset=True)
def step(self, action):
action = np.concatenate([action, self.action_padding])
reward = 0.0
for _ in range(self.action_repeat):
obs, r, done, info = self._env.step(action)
reward += r
return self.transform_obs(obs), reward, done, info
def render(self, mode="rgb_array", width=384, height=384, **kwargs):
return self._env.render(mode, width=width, height=height)
@property
def state(self):
return self._env.robot_state
def make(task, obs_mode="state", image_size=84, action_repeat=1, frame_stack=1, channel_last=False, seed=0):
"""
Create a new environment.
Args:
task (str): The task to create an environment for. Must be one of:
- 'reach'
- 'push'
- 'peg-in-box'
- 'lift'
obs_mode (str): The observation mode to use. Must be one of:
- 'state': Only state observations
- 'rgb': RGB images
- 'all': RGB images and state observations
image_size (int): The size of the image observations
action_repeat (int): The number of times to repeat the action
seed (int): The random seed to use
Returns:
gym.Env: The environment
"""
if task not in TASKS:
raise ValueError(f"Unknown task {task}. Must be one of {list(TASKS.keys())}")
env = TASKS[task]["env"]()
env = TimeLimit(env, TASKS[task]["episode_length"])
env = SimXarmWrapper(env, TASKS[task], obs_mode, image_size, action_repeat, frame_stack, channel_last)
env.seed(seed)
return env

View File

@ -0,0 +1,53 @@
<?xml version="1.0" encoding="utf-8"?>
<mujoco>
<compiler angle="radian" coordinate="local" meshdir="mesh" texturedir="texture"></compiler>
<size nconmax="2000" njmax="500"/>
<option timestep="0.002">
<flag warmstart="enable"></flag>
</option>
<include file="shared.xml"></include>
<worldbody>
<body name="floor0" pos="0 0 0">
<geom name="floorgeom0" pos="1.2 -2.0 0" size="20.0 20.0 1" type="plane" condim="3" material="floor_mat"></geom>
</body>
<include file="xarm.xml"></include>
<body pos="0.75 0 0.6325" name="pedestal0">
<geom name="pedestalgeom0" size="0.1 0.1 0.01" pos="0.32 0.27 0" type="box" mass="2000" material="pedestal_mat"></geom>
<site pos="0.30 0.30 0" size="0.075 0.075 0.002" type="box" name="robotmountsite0" rgba="0.55 0.54 0.53 1" />
</body>
<body pos="1.5 0.075 0.3425" name="table0">
<geom name="tablegeom0" size="0.3 0.6 0.2" pos="0 0 0" type="box" material="table_mat" density="2000" friction="1 1 1"></geom>
</body>
<body name="object" pos="1.405 0.3 0.58625">
<joint name="object_joint0" type="free" limited="false"></joint>
<geom size="0.035 0.035 0.035" type="box" name="object0" material="block_mat" density="50000" condim="4" friction="1 1 1" solimp="1 1 1" solref="0.02 1"></geom>
<site name="object_site" pos="0 0 0" size="0.035 0.035 0.035" rgba="1 0 0 0" type="box"></site>
</body>
<light directional="true" ambient="0.1 0.1 0.1" diffuse="0 0 0" specular="0 0 0" castshadow="false" pos="1.65 0 10" dir="-0.57 -0.57 -0.57" name="light0"></light>
<light directional="true" ambient="0.1 0.1 0.1" diffuse="0 0 0" specular="0 0 0" castshadow="false" pos="0 -4 4" dir="0 1 -0.1" name="light1"></light>
<light directional="true" ambient="0.05 0.05 0.05" diffuse="0 0 0" specular="0 0 0" castshadow="false" pos="2.13 1.6 2.5" name="light2"></light>
<light pos="0 0 2" dir="0.2 0.2 -0.8" directional="true" diffuse="0.3 0.3 0.3" castshadow="false" name="light3"></light>
<camera fovy="50" name="camera0" pos="0.9559 1.0 1.1" euler="-1.1 -0.6 3.4" />
</worldbody>
<equality>
<connect body2="left_finger" body1="left_inner_knuckle" anchor="0.0 0.035 0.042" solimp="0.9 0.95 0.001 0.5 2" solref="0.0002 1.0" ></connect>
<connect body2="right_finger" body1="right_inner_knuckle" anchor="0.0 -0.035 0.042" solimp="0.9 0.95 0.001 0.5 2" solref="0.0002 1.0" ></connect>
<joint joint1="left_inner_knuckle_joint" joint2="right_inner_knuckle_joint"></joint>
</equality>
<actuator>
<motor ctrllimited="true" ctrlrange="-1.0 1.0" joint="left_inner_knuckle_joint" gear="200.0"/>
<motor ctrllimited="true" ctrlrange="-1.0 1.0" joint="right_inner_knuckle_joint" gear="200.0"/>
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<geom name="j6" type="mesh" material="robot0:gripper_mat" rgba="1 1 1 1" mesh="link6" />
<body name="link7" pos="0.076 0.097 0" quat="0.707105 -0.707108 0 0">
<inertial pos="-0.000420033 -0.00287433 0.0257078" quat="0.999372 -0.0349129 -0.00605634 0.000551744" mass="0.85624" diaginertia="0.00137671 0.00118744 0.000514968" />
<joint name="joint7" pos="0 0 0" axis="0 0 1" limited="true" range="-6.28319 6.28319" damping="2" frictionloss="1" />
<geom name="j8" material="robot0:gripper_mat" type="mesh" rgba="0.753 0.753 0.753 1" mesh="link7" />
<geom name="j9" material="robot0:gripper_mat" type="mesh" rgba="1 1 1 1" mesh="base_link" />
<site name="grasp" pos="0 0 0.16" rgba="1 0 0 0" type="sphere" size="0.01" group="1"/>
<body name="left_outer_knuckle" pos="0 0.035 0.059098">
<inertial pos="0 0.021559 0.015181" quat="0.47789 0.87842 0 0" mass="0.033618" diaginertia="1.9111e-05 1.79089e-05 1.90167e-06" />
<joint name="drive_joint" pos="0 0 0" axis="1 0 0" limited="true" range="0 0.85" />
<geom type="mesh" rgba="0 0 0 1" conaffinity="1" contype="0" mesh="left_outer_knuckle" />
<body name="left_finger" pos="0 0.035465 0.042039">
<inertial pos="0 -0.016413 0.029258" quat="0.697634 0.115353 -0.115353 0.697634" mass="0.048304" diaginertia="1.88037e-05 1.7493e-05 3.56792e-06" />
<joint name="left_finger_joint" pos="0 0 0" axis="-1 0 0" limited="true" range="0 0.85" />
<geom name="j10" material="robot0:gripper_finger_mat" type="mesh" rgba="0 0 0 1" conaffinity="3" contype="2" mesh="left_finger" friction='1.5 1.5 1.5' solref='0.01 1' solimp='0.99 0.99 0.01'/>
<body name="right_hand" pos="0 -0.03 0.05" quat="-0.7071 0 0 0.7071">
<site name="ee" pos="0 0 0" rgba="0 0 1 0" type="sphere" group="1"/>
<site name="ee_x" pos="0 0 0" size="0.005 .1" quat="0.707105 0.707108 0 0 " rgba="1 0 0 0" type="cylinder" group="1"/>
<site name="ee_z" pos="0 0 0" size="0.005 .1" quat="0.707105 0 0 0.707108" rgba="0 0 1 0" type="cylinder" group="1"/>
<site name="ee_y" pos="0 0 0" size="0.005 .1" quat="0.707105 0 0.707108 0 " rgba="0 1 0 0" type="cylinder" group="1"/>
</body>
</body>
</body>
<body name="left_inner_knuckle" pos="0 0.02 0.074098">
<inertial pos="1.86601e-06 0.0220468 0.0261335" quat="0.664139 -0.242732 0.242713 0.664146" mass="0.0230126" diaginertia="8.34216e-06 6.0949e-06 2.75601e-06" />
<joint name="left_inner_knuckle_joint" pos="0 0 0" axis="1 0 0" limited="true" range="0 0.85" />
<geom type="mesh" rgba="0 0 0 1" conaffinity="1" contype="0" mesh="left_inner_knuckle" friction='1.5 1.5 1.5' solref='0.01 1' solimp='0.99 0.99 0.01'/>
</body>
<body name="right_outer_knuckle" pos="0 -0.035 0.059098">
<inertial pos="0 -0.021559 0.015181" quat="0.87842 0.47789 0 0" mass="0.033618" diaginertia="1.9111e-05 1.79089e-05 1.90167e-06" />
<joint name="right_outer_knuckle_joint" pos="0 0 0" axis="-1 0 0" limited="true" range="0 0.85" />
<geom type="mesh" rgba="0 0 0 1" conaffinity="1" contype="0" mesh="right_outer_knuckle" />
<body name="right_finger" pos="0 -0.035465 0.042039">
<inertial pos="0 0.016413 0.029258" quat="0.697634 -0.115356 0.115356 0.697634" mass="0.048304" diaginertia="1.88038e-05 1.7493e-05 3.56779e-06" />
<joint name="right_finger_joint" pos="0 0 0" axis="1 0 0" limited="true" range="0 0.85" />
<geom name="j11" material="robot0:gripper_finger_mat" type="mesh" rgba="0 0 0 1" conaffinity="3" contype="2" mesh="right_finger" friction='1.5 1.5 1.5' solref='0.01 1' solimp='0.99 0.99 0.01'/>
<body name="left_hand" pos="0 0.03 0.05" quat="-0.7071 0 0 0.7071">
<site name="ee_2" pos="0 0 0" rgba="1 0 0 0" type="sphere" size="0.01" group="1"/>
</body>
</body>
</body>
<body name="right_inner_knuckle" pos="0 -0.02 0.074098">
<inertial pos="1.866e-06 -0.022047 0.026133" quat="0.66415 0.242702 -0.242721 0.664144" mass="0.023013" diaginertia="8.34209e-06 6.0949e-06 2.75601e-06" />
<joint name="right_inner_knuckle_joint" pos="0 0 0" axis="-1 0 0" limited="true" range="0 0.85" />
<geom type="mesh" rgba="0 0 0 1" conaffinity="1" contype="0" mesh="right_inner_knuckle" friction='1.5 1.5 1.5' solref='0.01 1' solimp='0.99 0.99 0.01'/>
</body>
</body>
</body>
</body>
</body>
</body>
</body>
</body>
</body>
</mujoco>

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import os
import mujoco
import numpy as np
from gymnasium_robotics.envs import robot_env
from lerobot.common.envs.simxarm.simxarm.tasks import mocap
class Base(robot_env.MujocoRobotEnv):
"""
Superclass for all simxarm environments.
Args:
xml_name (str): name of the xml environment file
gripper_rotation (list): initial rotation of the gripper (given as a quaternion)
"""
def __init__(self, xml_name, gripper_rotation=None):
if gripper_rotation is None:
gripper_rotation = [0, 1, 0, 0]
self.gripper_rotation = np.array(gripper_rotation, dtype=np.float32)
self.center_of_table = np.array([1.655, 0.3, 0.63625])
self.max_z = 1.2
self.min_z = 0.2
super().__init__(
model_path=os.path.join(os.path.dirname(__file__), "assets", xml_name + ".xml"),
n_substeps=20,
n_actions=4,
initial_qpos={},
)
@property
def dt(self):
return self.n_substeps * self.model.opt.timestep
@property
def eef(self):
return self._utils.get_site_xpos(self.model, self.data, "grasp")
@property
def obj(self):
return self._utils.get_site_xpos(self.model, self.data, "object_site")
@property
def robot_state(self):
gripper_angle = self._utils.get_joint_qpos(self.model, self.data, "right_outer_knuckle_joint")
return np.concatenate([self.eef, gripper_angle])
def is_success(self):
return NotImplementedError()
def get_reward(self):
raise NotImplementedError()
def _sample_goal(self):
raise NotImplementedError()
def get_obs(self):
return self._get_obs()
def _step_callback(self):
self._mujoco.mj_forward(self.model, self.data)
def _limit_gripper(self, gripper_pos, pos_ctrl):
if gripper_pos[0] > self.center_of_table[0] - 0.105 + 0.15:
pos_ctrl[0] = min(pos_ctrl[0], 0)
if gripper_pos[0] < self.center_of_table[0] - 0.105 - 0.3:
pos_ctrl[0] = max(pos_ctrl[0], 0)
if gripper_pos[1] > self.center_of_table[1] + 0.3:
pos_ctrl[1] = min(pos_ctrl[1], 0)
if gripper_pos[1] < self.center_of_table[1] - 0.3:
pos_ctrl[1] = max(pos_ctrl[1], 0)
if gripper_pos[2] > self.max_z:
pos_ctrl[2] = min(pos_ctrl[2], 0)
if gripper_pos[2] < self.min_z:
pos_ctrl[2] = max(pos_ctrl[2], 0)
return pos_ctrl
def _apply_action(self, action):
assert action.shape == (4,)
action = action.copy()
pos_ctrl, gripper_ctrl = action[:3], action[3]
pos_ctrl = self._limit_gripper(
self._utils.get_site_xpos(self.model, self.data, "grasp"), pos_ctrl
) * (1 / self.n_substeps)
gripper_ctrl = np.array([gripper_ctrl, gripper_ctrl])
mocap.apply_action(
self.model,
self._model_names,
self.data,
np.concatenate([pos_ctrl, self.gripper_rotation, gripper_ctrl]),
)
def _render_callback(self):
self._mujoco.mj_forward(self.model, self.data)
def _reset_sim(self):
self.data.time = self.initial_time
self.data.qpos[:] = np.copy(self.initial_qpos)
self.data.qvel[:] = np.copy(self.initial_qvel)
self._sample_goal()
self._mujoco.mj_step(self.model, self.data, nstep=10)
return True
def _set_gripper(self, gripper_pos, gripper_rotation):
self._utils.set_mocap_pos(self.model, self.data, "robot0:mocap", gripper_pos)
self._utils.set_mocap_quat(self.model, self.data, "robot0:mocap", gripper_rotation)
self._utils.set_joint_qpos(self.model, self.data, "right_outer_knuckle_joint", 0)
self.data.qpos[10] = 0.0
self.data.qpos[12] = 0.0
def _env_setup(self, initial_qpos):
for name, value in initial_qpos.items():
self.data.set_joint_qpos(name, value)
mocap.reset(self.model, self.data)
mujoco.mj_forward(self.model, self.data)
self._sample_goal()
mujoco.mj_forward(self.model, self.data)
def reset(self):
self._reset_sim()
return self._get_obs()
def step(self, action):
assert action.shape == (4,)
assert self.action_space.contains(action), "{!r} ({}) invalid".format(action, type(action))
self._apply_action(action)
self._mujoco.mj_step(self.model, self.data, nstep=2)
self._step_callback()
obs = self._get_obs()
reward = self.get_reward()
done = False
info = {"is_success": self.is_success(), "success": self.is_success()}
return obs, reward, done, info
def render(self, mode="rgb_array", width=384, height=384):
self._render_callback()
# HACK
self.model.vis.global_.offwidth = width
self.model.vis.global_.offheight = height
return self.mujoco_renderer.render(mode)
def close(self):
if self.mujoco_renderer is not None:
self.mujoco_renderer.close()

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import numpy as np
from lerobot.common.envs.simxarm.simxarm import Base
class Lift(Base):
def __init__(self):
self._z_threshold = 0.15
super().__init__("lift")
@property
def z_target(self):
return self._init_z + self._z_threshold
def is_success(self):
return self.obj[2] >= self.z_target
def get_reward(self):
reach_dist = np.linalg.norm(self.obj - self.eef)
reach_dist_xy = np.linalg.norm(self.obj[:-1] - self.eef[:-1])
pick_completed = self.obj[2] >= (self.z_target - 0.01)
obj_dropped = (self.obj[2] < (self._init_z + 0.005)) and (reach_dist > 0.02)
# Reach
if reach_dist < 0.05:
reach_reward = -reach_dist + max(self._action[-1], 0) / 50
elif reach_dist_xy < 0.05:
reach_reward = -reach_dist
else:
z_bonus = np.linalg.norm(np.linalg.norm(self.obj[-1] - self.eef[-1]))
reach_reward = -reach_dist - 2 * z_bonus
# Pick
if pick_completed and not obj_dropped:
pick_reward = self.z_target
elif (reach_dist < 0.1) and (self.obj[2] > (self._init_z + 0.005)):
pick_reward = min(self.z_target, self.obj[2])
else:
pick_reward = 0
return reach_reward / 100 + pick_reward
def _get_obs(self):
eef_velp = self._utils.get_site_xvelp(self.model, self.data, "grasp") * self.dt
gripper_angle = self._utils.get_joint_qpos(self.model, self.data, "right_outer_knuckle_joint")
eef = self.eef - self.center_of_table
obj = self.obj - self.center_of_table
obj_rot = self._utils.get_joint_qpos(self.model, self.data, "object_joint0")[-4:]
obj_velp = self._utils.get_site_xvelp(self.model, self.data, "object_site") * self.dt
obj_velr = self._utils.get_site_xvelr(self.model, self.data, "object_site") * self.dt
obs = np.concatenate(
[
eef,
eef_velp,
obj,
obj_rot,
obj_velp,
obj_velr,
eef - obj,
np.array(
[
np.linalg.norm(eef - obj),
np.linalg.norm(eef[:-1] - obj[:-1]),
self.z_target,
self.z_target - obj[-1],
self.z_target - eef[-1],
]
),
gripper_angle,
],
axis=0,
)
return {"observation": obs, "state": eef, "achieved_goal": eef, "desired_goal": eef}
def _sample_goal(self):
# Gripper
gripper_pos = np.array([1.280, 0.295, 0.735]) + self.np_random.uniform(-0.05, 0.05, size=3)
super()._set_gripper(gripper_pos, self.gripper_rotation)
# Object
object_pos = self.center_of_table - np.array([0.15, 0.10, 0.07])
object_pos[0] += self.np_random.uniform(-0.05, 0.05, size=1)
object_pos[1] += self.np_random.uniform(-0.05, 0.05, size=1)
object_qpos = self._utils.get_joint_qpos(self.model, self.data, "object_joint0")
object_qpos[:3] = object_pos
self._utils.set_joint_qpos(self.model, self.data, "object_joint0", object_qpos)
self._init_z = object_pos[2]
# Goal
return object_pos + np.array([0, 0, self._z_threshold])
def reset(self):
self._action = np.zeros(4)
return super().reset()
def step(self, action):
self._action = action.copy()
return super().step(action)

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# import mujoco_py
import mujoco
import numpy as np
def apply_action(model, model_names, data, action):
if model.nmocap > 0:
pos_action, gripper_action = np.split(action, (model.nmocap * 7,))
if data.ctrl is not None:
for i in range(gripper_action.shape[0]):
data.ctrl[i] = gripper_action[i]
pos_action = pos_action.reshape(model.nmocap, 7)
pos_delta, quat_delta = pos_action[:, :3], pos_action[:, 3:]
reset_mocap2body_xpos(model, model_names, data)
data.mocap_pos[:] = data.mocap_pos + pos_delta
data.mocap_quat[:] = data.mocap_quat + quat_delta
def reset(model, data):
if model.nmocap > 0 and model.eq_data is not None:
for i in range(model.eq_data.shape[0]):
# if sim.model.eq_type[i] == mujoco_py.const.EQ_WELD:
if model.eq_type[i] == mujoco.mjtEq.mjEQ_WELD:
# model.eq_data[i, :] = np.array([0., 0., 0., 1., 0., 0., 0.])
model.eq_data[i, :] = np.array(
[
0.0,
0.0,
0.0,
1.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
]
)
# sim.forward()
mujoco.mj_forward(model, data)
def reset_mocap2body_xpos(model, model_names, data):
if model.eq_type is None or model.eq_obj1id is None or model.eq_obj2id is None:
return
# For all weld constraints
for eq_type, obj1_id, obj2_id in zip(model.eq_type, model.eq_obj1id, model.eq_obj2id, strict=False):
# if eq_type != mujoco_py.const.EQ_WELD:
if eq_type != mujoco.mjtEq.mjEQ_WELD:
continue
# body2 = model.body_id2name(obj2_id)
body2 = model_names.body_id2name[obj2_id]
if body2 == "B0" or body2 == "B9" or body2 == "B1":
continue
mocap_id = model.body_mocapid[obj1_id]
if mocap_id != -1:
# obj1 is the mocap, obj2 is the welded body
body_idx = obj2_id
else:
# obj2 is the mocap, obj1 is the welded body
mocap_id = model.body_mocapid[obj2_id]
body_idx = obj1_id
assert mocap_id != -1
data.mocap_pos[mocap_id][:] = data.xpos[body_idx]
data.mocap_quat[mocap_id][:] = data.xquat[body_idx]

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import numpy as np
from lerobot.common.envs.simxarm.simxarm import Base
class PegInBox(Base):
def __init__(self):
super().__init__("peg_in_box")
def _reset_sim(self):
self._act_magnitude = 0
super()._reset_sim()
for _ in range(10):
self._apply_action(np.array([0, 0, 0, 1], dtype=np.float32))
self.sim.step()
@property
def box(self):
return self.sim.data.get_site_xpos("box_site")
def is_success(self):
return np.linalg.norm(self.obj - self.box) <= 0.05
def get_reward(self):
dist_xy = np.linalg.norm(self.obj[:2] - self.box[:2])
dist_xyz = np.linalg.norm(self.obj - self.box)
return float(dist_xy <= 0.045) * (2 - 6 * dist_xyz) - 0.2 * np.square(self._act_magnitude) - dist_xy
def _get_obs(self):
eef_velp = self.sim.data.get_site_xvelp("grasp") * self.dt
gripper_angle = self.sim.data.get_joint_qpos("right_outer_knuckle_joint")
eef, box = self.eef - self.center_of_table, self.box - self.center_of_table
obj = self.obj - self.center_of_table
obj_rot = self.sim.data.get_joint_qpos("object_joint0")[-4:]
obj_velp = self.sim.data.get_site_xvelp("object_site") * self.dt
obj_velr = self.sim.data.get_site_xvelr("object_site") * self.dt
obs = np.concatenate(
[
eef,
eef_velp,
box,
obj,
obj_rot,
obj_velp,
obj_velr,
eef - box,
eef - obj,
obj - box,
np.array(
[
np.linalg.norm(eef - box),
np.linalg.norm(eef - obj),
np.linalg.norm(obj - box),
gripper_angle,
]
),
],
axis=0,
)
return {"observation": obs, "state": eef, "achieved_goal": eef, "desired_goal": box}
def _sample_goal(self):
# Gripper
gripper_pos = np.array([1.280, 0.295, 0.9]) + self.np_random.uniform(-0.05, 0.05, size=3)
super()._set_gripper(gripper_pos, self.gripper_rotation)
# Object
object_pos = gripper_pos - np.array([0, 0, 0.06]) + self.np_random.uniform(-0.005, 0.005, size=3)
object_qpos = self.sim.data.get_joint_qpos("object_joint0")
object_qpos[:3] = object_pos
self.sim.data.set_joint_qpos("object_joint0", object_qpos)
# Box
box_pos = np.array([1.61, 0.18, 0.58])
box_pos[:2] += self.np_random.uniform(-0.11, 0.11, size=2)
box_qpos = self.sim.data.get_joint_qpos("box_joint0")
box_qpos[:3] = box_pos
self.sim.data.set_joint_qpos("box_joint0", box_qpos)
return self.box
def step(self, action):
self._act_magnitude = np.linalg.norm(action[:3])
return super().step(action)

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import numpy as np
from lerobot.common.envs.simxarm.simxarm import Base
class Push(Base):
def __init__(self):
super().__init__("push")
def _reset_sim(self):
self._act_magnitude = 0
super()._reset_sim()
def is_success(self):
return np.linalg.norm(self.obj - self.goal) <= 0.05
def get_reward(self):
dist = np.linalg.norm(self.obj - self.goal)
penalty = self._act_magnitude**2
return -(dist + 0.15 * penalty)
def _get_obs(self):
eef_velp = self.sim.data.get_site_xvelp("grasp") * self.dt
gripper_angle = self.sim.data.get_joint_qpos("right_outer_knuckle_joint")
eef, goal = self.eef - self.center_of_table, self.goal - self.center_of_table
obj = self.obj - self.center_of_table
obj_rot = self.sim.data.get_joint_qpos("object_joint0")[-4:]
obj_velp = self.sim.data.get_site_xvelp("object_site") * self.dt
obj_velr = self.sim.data.get_site_xvelr("object_site") * self.dt
obs = np.concatenate(
[
eef,
eef_velp,
goal,
obj,
obj_rot,
obj_velp,
obj_velr,
eef - goal,
eef - obj,
obj - goal,
np.array(
[
np.linalg.norm(eef - goal),
np.linalg.norm(eef - obj),
np.linalg.norm(obj - goal),
gripper_angle,
]
),
],
axis=0,
)
return {"observation": obs, "state": eef, "achieved_goal": eef, "desired_goal": goal}
def _sample_goal(self):
# Gripper
gripper_pos = np.array([1.280, 0.295, 0.735]) + self.np_random.uniform(-0.05, 0.05, size=3)
super()._set_gripper(gripper_pos, self.gripper_rotation)
# Object
object_pos = self.center_of_table - np.array([0.25, 0, 0.07])
object_pos[0] += self.np_random.uniform(-0.08, 0.08, size=1)
object_pos[1] += self.np_random.uniform(-0.08, 0.08, size=1)
object_qpos = self.sim.data.get_joint_qpos("object_joint0")
object_qpos[:3] = object_pos
self.sim.data.set_joint_qpos("object_joint0", object_qpos)
# Goal
self.goal = np.array([1.600, 0.200, 0.545])
self.goal[:2] += self.np_random.uniform(-0.1, 0.1, size=2)
self.sim.model.site_pos[self.sim.model.site_name2id("target0")] = self.goal
return self.goal
def step(self, action):
self._act_magnitude = np.linalg.norm(action[:3])
return super().step(action)

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import numpy as np
from lerobot.common.envs.simxarm.simxarm import Base
class Reach(Base):
def __init__(self):
super().__init__("reach")
def _reset_sim(self):
self._act_magnitude = 0
super()._reset_sim()
def is_success(self):
return np.linalg.norm(self.eef - self.goal) <= 0.05
def get_reward(self):
dist = np.linalg.norm(self.eef - self.goal)
penalty = self._act_magnitude**2
return -(dist + 0.15 * penalty)
def _get_obs(self):
eef_velp = self.sim.data.get_site_xvelp("grasp") * self.dt
gripper_angle = self.sim.data.get_joint_qpos("right_outer_knuckle_joint")
eef, goal = self.eef - self.center_of_table, self.goal - self.center_of_table
obs = np.concatenate(
[eef, eef_velp, goal, eef - goal, np.array([np.linalg.norm(eef - goal), gripper_angle])], axis=0
)
return {"observation": obs, "state": eef, "achieved_goal": eef, "desired_goal": goal}
def _sample_goal(self):
# Gripper
gripper_pos = np.array([1.280, 0.295, 0.735]) + self.np_random.uniform(-0.05, 0.05, size=3)
super()._set_gripper(gripper_pos, self.gripper_rotation)
# Goal
self.goal = np.array([1.550, 0.287, 0.580])
self.goal[:2] += self.np_random.uniform(-0.125, 0.125, size=2)
self.sim.model.site_pos[self.sim.model.site_name2id("target0")] = self.goal
return self.goal
def step(self, action):
self._act_magnitude = np.linalg.norm(action[:3])
return super().step(action)

View File

@ -1,6 +1,7 @@
""" """
Various positional encodings for the transformer. Various positional encodings for the transformer.
""" """
import math import math
import torch import torch

View File

@ -6,6 +6,7 @@ Copy-paste from torch.nn.Transformer with modifications:
* extra LN at the end of encoder is removed * extra LN at the end of encoder is removed
* decoder returns a stack of activations from all decoding layers * decoder returns a stack of activations from all decoding layers
""" """
import copy import copy
from typing import Optional from typing import Optional

View File

@ -3,6 +3,7 @@ Misc functions, including distributed helpers.
Mostly copy-paste from torchvision references. Mostly copy-paste from torchvision references.
""" """
import datetime import datetime
import os import os
import pickle import pickle

View File

@ -2,6 +2,7 @@
A collection of utilities for working with nested tensor structures consisting A collection of utilities for working with nested tensor structures consisting
of numpy arrays and torch tensors. of numpy arrays and torch tensors.
""" """
import collections import collections
import numpy as np import numpy as np

View File

@ -26,7 +26,7 @@ def get_safe_torch_device(cfg_device: str, log: bool = False) -> torch.device:
return device return device
def set_seed(seed): def set_global_seed(seed):
"""Set seed for reproducibility.""" """Set seed for reproducibility."""
random.seed(seed) random.seed(seed)
np.random.seed(seed) np.random.seed(seed)

View File

@ -27,6 +27,7 @@ fps: ???
offline_prioritized_sampler: true offline_prioritized_sampler: true
n_action_steps: ??? n_action_steps: ???
n_obs_steps: ???
env: ??? env: ???
policy: ??? policy: ???

View File

@ -1,6 +1,7 @@
# @package _global_ # @package _global_
n_action_steps: 1 n_action_steps: 1
n_obs_steps: 1
policy: policy:
name: tdmpc name: tdmpc

View File

@ -50,7 +50,7 @@ from lerobot.common.envs.factory import make_env
from lerobot.common.logger import log_output_dir from lerobot.common.logger import log_output_dir
from lerobot.common.policies.abstract import AbstractPolicy from lerobot.common.policies.abstract import AbstractPolicy
from lerobot.common.policies.factory import make_policy from lerobot.common.policies.factory import make_policy
from lerobot.common.utils import get_safe_torch_device, init_logging, set_seed from lerobot.common.utils import get_safe_torch_device, init_logging, set_global_seed
def write_video(video_path, stacked_frames, fps): def write_video(video_path, stacked_frames, fps):
@ -188,7 +188,7 @@ def eval(cfg: dict, out_dir=None, stats_path=None):
torch.backends.cudnn.benchmark = True torch.backends.cudnn.benchmark = True
torch.backends.cuda.matmul.allow_tf32 = True torch.backends.cuda.matmul.allow_tf32 = True
set_seed(cfg.seed) set_global_seed(cfg.seed)
log_output_dir(out_dir) log_output_dir(out_dir)

View File

@ -12,7 +12,7 @@ from lerobot.common.datasets.factory import make_offline_buffer
from lerobot.common.envs.factory import make_env from lerobot.common.envs.factory import make_env
from lerobot.common.logger import Logger, log_output_dir from lerobot.common.logger import Logger, log_output_dir
from lerobot.common.policies.factory import make_policy from lerobot.common.policies.factory import make_policy
from lerobot.common.utils import format_big_number, get_safe_torch_device, init_logging, set_seed from lerobot.common.utils import format_big_number, get_safe_torch_device, init_logging, set_global_seed
from lerobot.scripts.eval import eval_policy from lerobot.scripts.eval import eval_policy
@ -122,7 +122,7 @@ def train(cfg: dict, out_dir=None, job_name=None):
torch.backends.cudnn.benchmark = True torch.backends.cudnn.benchmark = True
torch.backends.cuda.matmul.allow_tf32 = True torch.backends.cuda.matmul.allow_tf32 = True
set_seed(cfg.seed) set_global_seed(cfg.seed)
logging.info("make_offline_buffer") logging.info("make_offline_buffer")
offline_buffer = make_offline_buffer(cfg) offline_buffer = make_offline_buffer(cfg)
@ -224,7 +224,22 @@ def train(cfg: dict, out_dir=None, job_name=None):
policy=td_policy, policy=td_policy,
auto_cast_to_device=True, auto_cast_to_device=True,
) )
assert len(rollout) <= cfg.env.episode_length
assert (
len(rollout.batch_size) == 2
), "2 dimensions expected: number of env in parallel x max number of steps during rollout"
num_parallel_env = rollout.batch_size[0]
if num_parallel_env != 1:
# TODO(rcadene): when num_parallel_env > 1, rollout["episode"] needs to be properly set and we need to add tests
raise NotImplementedError()
num_max_steps = rollout.batch_size[1]
assert num_max_steps <= cfg.env.episode_length
# reshape to have a list of steps to insert into online_buffer
rollout = rollout.reshape(num_parallel_env * num_max_steps)
# set same episode index for all time steps contained in this rollout # set same episode index for all time steps contained in this rollout
rollout["episode"] = torch.tensor([env_step] * len(rollout), dtype=torch.int) rollout["episode"] = torch.tensor([env_step] * len(rollout), dtype=torch.int)
online_buffer.extend(rollout) online_buffer.extend(rollout)

183
poetry.lock generated
View File

@ -338,73 +338,6 @@ files = [
{file = "colorama-0.4.6.tar.gz", hash = "sha256:08695f5cb7ed6e0531a20572697297273c47b8cae5a63ffc6d6ed5c201be6e44"}, {file = "colorama-0.4.6.tar.gz", hash = "sha256:08695f5cb7ed6e0531a20572697297273c47b8cae5a63ffc6d6ed5c201be6e44"},
] ]
[[package]]
name = "cython"
version = "3.0.9"
description = "The Cython compiler for writing C extensions in the Python language."
optional = false
python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
files = [
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]
[[package]] [[package]]
name = "debugpy" name = "debugpy"
version = "1.8.1" version = "1.8.1"
@ -639,6 +572,17 @@ files = [
[package.extras] [package.extras]
test = ["pytest (>=6)"] test = ["pytest (>=6)"]
[[package]]
name = "farama-notifications"
version = "0.0.4"
description = "Notifications for all Farama Foundation maintained libraries."
optional = false
python-versions = "*"
files = [
{file = "Farama-Notifications-0.0.4.tar.gz", hash = "sha256:13fceff2d14314cf80703c8266462ebf3733c7d165336eee998fc58e545efd18"},
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]
[[package]] [[package]]
name = "fasteners" name = "fasteners"
version = "0.19" version = "0.19"
@ -840,43 +784,58 @@ files = [
protobuf = ["grpcio-tools (>=1.62.1)"] protobuf = ["grpcio-tools (>=1.62.1)"]
[[package]] [[package]]
name = "gym" name = "gymnasium"
version = "0.26.2" version = "0.29.1"
description = "Gym: A universal API for reinforcement learning environments" description = "A standard API for reinforcement learning and a diverse set of reference environments (formerly Gym)."
optional = false optional = false
python-versions = ">=3.6" python-versions = ">=3.8"
files = [ files = [
{file = "gym-0.26.2.tar.gz", hash = "sha256:e0d882f4b54f0c65f203104c24ab8a38b039f1289986803c7d02cdbe214fbcc4"}, {file = "gymnasium-0.29.1-py3-none-any.whl", hash = "sha256:61c3384b5575985bb7f85e43213bcb40f36fcdff388cae6bc229304c71f2843e"},
{file = "gymnasium-0.29.1.tar.gz", hash = "sha256:1a532752efcb7590478b1cc7aa04f608eb7a2fdad5570cd217b66b6a35274bb1"},
] ]
[package.dependencies] [package.dependencies]
cloudpickle = ">=1.2.0" cloudpickle = ">=1.2.0"
gym_notices = ">=0.0.4" farama-notifications = ">=0.0.1"
numpy = ">=1.18.0" numpy = ">=1.21.0"
typing-extensions = ">=4.3.0"
[package.extras] [package.extras]
accept-rom-license = ["autorom[accept-rom-license] (>=0.4.2,<0.5.0)"] accept-rom-license = ["autorom[accept-rom-license] (>=0.4.2,<0.5.0)"]
all = ["ale-py (>=0.8.0,<0.9.0)", "box2d-py (==2.3.5)", "imageio (>=2.14.1)", "lz4 (>=3.1.0)", "matplotlib (>=3.0)", "moviepy (>=1.0.0)", "mujoco (==2.2)", "mujoco_py (>=2.1,<2.2)", "opencv-python (>=3.0)", "pygame (==2.1.0)", "pytest (==7.0.1)", "swig (==4.*)"] all = ["box2d-py (==2.3.5)", "cython (<3)", "imageio (>=2.14.1)", "jax (>=0.4.0)", "jaxlib (>=0.4.0)", "lz4 (>=3.1.0)", "matplotlib (>=3.0)", "moviepy (>=1.0.0)", "mujoco (>=2.3.3)", "mujoco-py (>=2.1,<2.2)", "opencv-python (>=3.0)", "pygame (>=2.1.3)", "shimmy[atari] (>=0.1.0,<1.0)", "swig (==4.*)", "torch (>=1.0.0)"]
atari = ["ale-py (>=0.8.0,<0.9.0)"] atari = ["shimmy[atari] (>=0.1.0,<1.0)"]
box2d = ["box2d-py (==2.3.5)", "pygame (==2.1.0)", "swig (==4.*)"] box2d = ["box2d-py (==2.3.5)", "pygame (>=2.1.3)", "swig (==4.*)"]
classic-control = ["pygame (==2.1.0)"] classic-control = ["pygame (>=2.1.3)", "pygame (>=2.1.3)"]
mujoco = ["imageio (>=2.14.1)", "mujoco (==2.2)"] jax = ["jax (>=0.4.0)", "jaxlib (>=0.4.0)"]
mujoco-py = ["mujoco_py (>=2.1,<2.2)"] mujoco = ["imageio (>=2.14.1)", "mujoco (>=2.3.3)"]
other = ["lz4 (>=3.1.0)", "matplotlib (>=3.0)", "moviepy (>=1.0.0)", "opencv-python (>=3.0)"] mujoco-py = ["cython (<3)", "cython (<3)", "mujoco-py (>=2.1,<2.2)", "mujoco-py (>=2.1,<2.2)"]
testing = ["box2d-py (==2.3.5)", "imageio (>=2.14.1)", "lz4 (>=3.1.0)", "matplotlib (>=3.0)", "moviepy (>=1.0.0)", "mujoco (==2.2)", "mujoco_py (>=2.1,<2.2)", "opencv-python (>=3.0)", "pygame (==2.1.0)", "pytest (==7.0.1)", "swig (==4.*)"] other = ["lz4 (>=3.1.0)", "matplotlib (>=3.0)", "moviepy (>=1.0.0)", "opencv-python (>=3.0)", "torch (>=1.0.0)"]
toy-text = ["pygame (==2.1.0)"] testing = ["pytest (==7.1.3)", "scipy (>=1.7.3)"]
toy-text = ["pygame (>=2.1.3)", "pygame (>=2.1.3)"]
[[package]] [[package]]
name = "gym-notices" name = "gymnasium-robotics"
version = "0.0.8" version = "1.2.4"
description = "Notices for gym" description = "Robotics environments for the Gymnasium repo."
optional = false optional = false
python-versions = "*" python-versions = ">=3.8"
files = [ files = [
{file = "gym-notices-0.0.8.tar.gz", hash = "sha256:ad25e200487cafa369728625fe064e88ada1346618526102659b4640f2b4b911"}, {file = "gymnasium-robotics-1.2.4.tar.gz", hash = "sha256:d304192b066f8b800599dfbe3d9d90bba9b761ee884472bdc4d05968a8bc61cb"},
{file = "gym_notices-0.0.8-py3-none-any.whl", hash = "sha256:e5f82e00823a166747b4c2a07de63b6560b1acb880638547e0cabf825a01e463"}, {file = "gymnasium_robotics-1.2.4-py3-none-any.whl", hash = "sha256:c2cb23e087ca0280ae6802837eb7b3a6d14e5bd24c00803ab09f015fcff3eef5"},
] ]
[package.dependencies]
gymnasium = ">=0.26"
imageio = "*"
Jinja2 = ">=3.0.3"
mujoco = ">=2.3.3,<3.0"
numpy = ">=1.21.0"
PettingZoo = ">=1.23.0"
[package.extras]
mujoco-py = ["cython (<3)", "mujoco-py (>=2.1,<2.2)"]
testing = ["Jinja2 (>=3.0.3)", "PettingZoo (>=1.23.0)", "cython (<3)", "mujoco-py (>=2.1,<2.2)", "pytest (==7.0.1)"]
[[package]] [[package]]
name = "h5py" name = "h5py"
version = "3.10.0" version = "3.10.0"
@ -1506,25 +1465,6 @@ glfw = "*"
numpy = "*" numpy = "*"
pyopengl = "*" pyopengl = "*"
[[package]]
name = "mujoco-py"
version = "2.1.2.14"
description = ""
optional = false
python-versions = ">=3.6"
files = [
{file = "mujoco-py-2.1.2.14.tar.gz", hash = "sha256:eb5b14485acf80a3cf8c15f4b080c6a28a9f79e68869aa696d16cbd51ea7706f"},
{file = "mujoco_py-2.1.2.14-py3-none-any.whl", hash = "sha256:37c0b41bc0153a8a0eb3663103a67c60f65467753f74e4ff6e68b879f3e3a71f"},
]
[package.dependencies]
cffi = ">=1.10"
Cython = ">=0.27.2"
fasteners = ">=0.15,<1.0"
glfw = ">=1.4.0"
imageio = ">=2.1.2"
numpy = ">=1.11"
[[package]] [[package]]
name = "networkx" name = "networkx"
version = "3.2.1" version = "3.2.1"
@ -1940,6 +1880,31 @@ sql-other = ["SQLAlchemy (>=2.0.0)", "adbc-driver-postgresql (>=0.8.0)", "adbc-d
test = ["hypothesis (>=6.46.1)", "pytest (>=7.3.2)", "pytest-xdist (>=2.2.0)"] test = ["hypothesis (>=6.46.1)", "pytest (>=7.3.2)", "pytest-xdist (>=2.2.0)"]
xml = ["lxml (>=4.9.2)"] xml = ["lxml (>=4.9.2)"]
[[package]]
name = "pettingzoo"
version = "1.24.3"
description = "Gymnasium for multi-agent reinforcement learning."
optional = false
python-versions = ">=3.8"
files = [
{file = "pettingzoo-1.24.3-py3-none-any.whl", hash = "sha256:23ed90517d2e8a7098bdaf5e31234b3a7f7b73ca578d70d1ca7b9d0cb0e37982"},
{file = "pettingzoo-1.24.3.tar.gz", hash = "sha256:91f9094f18e06fb74b98f4099cd22e8ae4396125e51719d50b30c9f1c7ab07e6"},
]
[package.dependencies]
gymnasium = ">=0.28.0"
numpy = ">=1.21.0"
[package.extras]
all = ["box2d-py (==2.3.5)", "chess (==1.9.4)", "multi-agent-ale-py (==0.1.11)", "pillow (>=8.0.1)", "pygame (==2.3.0)", "pymunk (==6.2.0)", "rlcard (==1.0.5)", "scipy (>=1.4.1)", "shimmy[openspiel] (>=1.2.0)"]
atari = ["multi-agent-ale-py (==0.1.11)", "pygame (==2.3.0)"]
butterfly = ["pygame (==2.3.0)", "pymunk (==6.2.0)"]
classic = ["chess (==1.9.4)", "pygame (==2.3.0)", "rlcard (==1.0.5)", "shimmy[openspiel] (>=1.2.0)"]
mpe = ["pygame (==2.3.0)"]
other = ["pillow (>=8.0.1)"]
sisl = ["box2d-py (==2.3.5)", "pygame (==2.3.0)", "pymunk (==6.2.0)", "scipy (>=1.4.1)"]
testing = ["AutoROM", "pre-commit", "pynput", "pytest", "pytest-cov", "pytest-markdown-docs", "pytest-xdist"]
[[package]] [[package]]
name = "pillow" name = "pillow"
version = "10.2.0" version = "10.2.0"
@ -3510,4 +3475,4 @@ testing = ["big-O", "jaraco.functools", "jaraco.itertools", "more-itertools", "p
[metadata] [metadata]
lock-version = "2.0" lock-version = "2.0"
python-versions = "^3.10" python-versions = "^3.10"
content-hash = "1a45c808e1c48bcbf4319d4cf6876771b7d50f40a5a8968a8b7f3af36192bf34" content-hash = "99addbfc02bcd35a308f4ecc5b4285c9c5054118f4aadea27650d8bf355d9616"

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@ -21,7 +21,6 @@ packages = [{include = "lerobot"}]
[tool.poetry.dependencies] [tool.poetry.dependencies]
python = "^3.10" python = "^3.10"
cython = "^3.0.8"
termcolor = "^2.4.0" termcolor = "^2.4.0"
omegaconf = "^2.3.0" omegaconf = "^2.3.0"
dm-env = "^1.6" dm-env = "^1.6"
@ -42,9 +41,7 @@ mpmath = "^1.3.0"
torch = "^2.2.1" torch = "^2.2.1"
tensordict = {git = "https://github.com/pytorch/tensordict"} tensordict = {git = "https://github.com/pytorch/tensordict"}
torchrl = {git = "https://github.com/pytorch/rl", rev = "13bef426dcfa5887c6e5034a6e9697993fa92c37"} torchrl = {git = "https://github.com/pytorch/rl", rev = "13bef426dcfa5887c6e5034a6e9697993fa92c37"}
mujoco = "2.3.7" mujoco = "^2.3.7"
mujoco-py = "^2.1.2.14"
gym = "^0.26.2"
opencv-python = "^4.9.0.80" opencv-python = "^4.9.0.80"
diffusers = "^0.26.3" diffusers = "^0.26.3"
torchvision = "^0.17.1" torchvision = "^0.17.1"
@ -52,6 +49,8 @@ h5py = "^3.10.0"
dm-control = "1.0.14" dm-control = "1.0.14"
huggingface-hub = {extras = ["hf-transfer"], version = "^0.21.4"} huggingface-hub = {extras = ["hf-transfer"], version = "^0.21.4"}
robomimic = "0.2.0" robomimic = "0.2.0"
gymnasium-robotics = "^1.2.4"
gymnasium = "^0.29.1"
[tool.poetry.group.dev.dependencies] [tool.poetry.group.dev.dependencies]
@ -90,7 +89,7 @@ exclude = [
[tool.ruff.lint] [tool.ruff.lint]
select = ["E4", "E7", "E9", "F", "I", "N", "B", "C4", "SIM"] select = ["E4", "E7", "E9", "F", "I", "N", "B", "C4", "SIM"]
ignore-init-module-imports = true
[tool.poetry-dynamic-versioning] [tool.poetry-dynamic-versioning]
enable = true enable = true

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@ -0,0 +1 @@
{"action": {"device": "cpu", "shape": [50, 4], "dtype": "torch.float32"}, "episode": {"device": "cpu", "shape": [50], "dtype": "torch.int32"}, "frame_id": {"device": "cpu", "shape": [50], "dtype": "torch.int64"}, "shape": [50], "device": "cpu", "_type": "<class 'tensordict._td.TensorDict'>"}

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{"reward": {"device": "cpu", "shape": [50], "dtype": "torch.float32"}, "done": {"device": "cpu", "shape": [50], "dtype": "torch.bool"}, "shape": [50], "device": "cpu", "_type": "<class 'tensordict._td.TensorDict'>"}

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{"image": {"device": "cpu", "shape": [50, 3, 84, 84], "dtype": "torch.uint8"}, "state": {"device": "cpu", "shape": [50, 4], "dtype": "torch.float32"}, "shape": [50], "device": "cpu", "_type": "<class 'tensordict._td.TensorDict'>"}

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@ -9,10 +9,8 @@ from .utils import DEVICE, init_config
@pytest.mark.parametrize( @pytest.mark.parametrize(
"env_name,dataset_id", "env_name,dataset_id",
[ [
# TODO(rcadene): simxarm is depreciated for now ("simxarm", "lift"),
# ("simxarm", "lift"),
("pusht", "pusht"), ("pusht", "pusht"),
# TODO(aliberts): add aloha when dataset is available on hub
("aloha", "sim_insertion_human"), ("aloha", "sim_insertion_human"),
("aloha", "sim_insertion_scripted"), ("aloha", "sim_insertion_scripted"),
("aloha", "sim_transfer_cube_human"), ("aloha", "sim_transfer_cube_human"),

View File

@ -7,7 +7,7 @@ from lerobot.common.datasets.factory import make_offline_buffer
from lerobot.common.envs.factory import make_env from lerobot.common.envs.factory import make_env
from lerobot.common.envs.pusht.env import PushtEnv from lerobot.common.envs.pusht.env import PushtEnv
from lerobot.common.envs.simxarm import SimxarmEnv from lerobot.common.envs.simxarm.env import SimxarmEnv
from .utils import DEVICE, init_config from .utils import DEVICE, init_config
@ -39,19 +39,19 @@ def print_spec_rollout(env):
print("data from rollout:", simple_rollout(100)) print("data from rollout:", simple_rollout(100))
@pytest.mark.skip(reason="Simxarm is deprecated")
@pytest.mark.parametrize( @pytest.mark.parametrize(
"task,from_pixels,pixels_only", "task,from_pixels,pixels_only",
[ [
("lift", False, False), ("lift", False, False),
("lift", True, False), ("lift", True, False),
("lift", True, True), ("lift", True, True),
("reach", False, False), # TODO(aliberts): Add simxarm other tasks
("reach", True, False), # ("reach", False, False),
("push", False, False), # ("reach", True, False),
("push", True, False), # ("push", False, False),
("peg_in_box", False, False), # ("push", True, False),
("peg_in_box", True, False), # ("peg_in_box", False, False),
# ("peg_in_box", True, False),
], ],
) )
def test_simxarm(task, from_pixels, pixels_only): def test_simxarm(task, from_pixels, pixels_only):
@ -84,7 +84,7 @@ def test_pusht(from_pixels, pixels_only):
@pytest.mark.parametrize( @pytest.mark.parametrize(
"env_name", "env_name",
[ [
# "simxarm", "simxarm",
"pusht", "pusht",
"aloha", "aloha",
], ],

View File

@ -19,12 +19,13 @@ from .utils import DEVICE, init_config
[ [
("simxarm", "tdmpc", ["policy.mpc=true"]), ("simxarm", "tdmpc", ["policy.mpc=true"]),
("pusht", "tdmpc", ["policy.mpc=false"]), ("pusht", "tdmpc", ["policy.mpc=false"]),
("simxarm", "diffusion", []),
("pusht", "diffusion", []), ("pusht", "diffusion", []),
("aloha", "act", ["env.task=sim_insertion_scripted"]), ("aloha", "act", ["env.task=sim_insertion_scripted"]),
("aloha", "act", ["env.task=sim_insertion_human"]), ("aloha", "act", ["env.task=sim_insertion_human"]),
("aloha", "act", ["env.task=sim_transfer_cube_scripted"]), ("aloha", "act", ["env.task=sim_transfer_cube_scripted"]),
("aloha", "act", ["env.task=sim_transfer_cube_human"]), ("aloha", "act", ["env.task=sim_transfer_cube_human"]),
# TODO(aliberts): simxarm not working with diffusion
# ("simxarm", "diffusion", []),
], ],
) )
def test_concrete_policy(env_name, policy_name, extra_overrides): def test_concrete_policy(env_name, policy_name, extra_overrides):
@ -45,13 +46,6 @@ def test_concrete_policy(env_name, policy_name, extra_overrides):
# Check that we can make the policy object. # Check that we can make the policy object.
policy = make_policy(cfg) policy = make_policy(cfg)
# Check that we run select_actions and get the appropriate output. # Check that we run select_actions and get the appropriate output.
if env_name == "simxarm":
# TODO(rcadene): Not implemented
return
if policy_name == "tdmpc":
# TODO(alexander-soare): TDMPC does not use n_obs_steps but the environment requires this.
with open_dict(cfg):
cfg["n_obs_steps"] = 1
offline_buffer = make_offline_buffer(cfg) offline_buffer = make_offline_buffer(cfg)
env = make_env(cfg, transform=offline_buffer.transform) env = make_env(cfg, transform=offline_buffer.transform)