Datasets:
File size: 2,664 Bytes
93f2b5e | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 | """Hash the exact installed runtime used by maze execution workers."""
from __future__ import annotations
import hashlib
import importlib.metadata
import json
from pathlib import Path
import platform
from typing import Any
def _sha256(path: Path) -> str:
digest = hashlib.sha256()
with path.open("rb") as handle:
for chunk in iter(lambda: handle.read(1024 * 1024), b""):
digest.update(chunk)
return digest.hexdigest()
def _canonical_sha256(value: Any) -> str:
encoded = json.dumps(
value,
allow_nan=False,
ensure_ascii=True,
separators=(",", ":"),
sort_keys=True,
).encode("ascii")
return hashlib.sha256(encoded).hexdigest()
def _file_receipt(path: Path, package_root: Path) -> dict[str, str]:
return {
"path": path.relative_to(package_root.parent).as_posix(),
"sha256": _sha256(path),
}
def maze_runtime_identity() -> dict[str, Any]:
"""Return source-bound PointMaze and AntMaze environment identities."""
import gymnasium
import gymnasium_robotics
robotics_root = Path(gymnasium_robotics.__file__).resolve().parent
site_packages = robotics_root.parent
gymnasium_root = Path(gymnasium.__file__).resolve().parent
common = {
"python": platform.python_version(),
"packages": {
package: importlib.metadata.version(package)
for package in ("gymnasium", "gymnasium-robotics", "mujoco", "numpy")
},
"maze_v4": _file_receipt(
robotics_root / "envs/maze/maze_v4.py", site_packages
),
}
point_payload = {
"schema_version": "point-maze-runtime-v1",
"common": common,
"point_maze": _file_receipt(
robotics_root / "envs/maze/point_maze.py", site_packages
),
"point_xml": _file_receipt(
robotics_root / "envs/assets/point/point.xml", site_packages
),
}
ant_payload = {
"schema_version": "ant-maze-runtime-v1",
"common": common,
"ant_maze": _file_receipt(
robotics_root / "envs/maze/ant_maze_v5.py", site_packages
),
"ant_v5": _file_receipt(
gymnasium_root / "envs/mujoco/ant_v5.py", site_packages
),
"ant_xml": _file_receipt(
gymnasium_root / "envs/mujoco/assets/ant.xml", site_packages
),
}
return {
"schema_version": "maze-runtime-identity-v1",
"point": point_payload,
"ant": ant_payload,
"point_environment_sha256": _canonical_sha256(point_payload),
"ant_environment_sha256": _canonical_sha256(ant_payload),
}
|