File size: 2,166 Bytes
f5248ed 1650142 f5248ed 1650142 f5248ed | 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 | """Write splits.json into a release tree.
python scripts/build_splits.py --root /media/yxma/Disk1/twm/release/motherboard
"""
from __future__ import annotations
import argparse
import json
import sys
from pathlib import Path
sys.path.insert(0, str(Path(__file__).resolve().parents[2]))
from react_paths import release_root # noqa: E402
from twm.splits import (MAX_TRAIN_WINDOW, TARGET_TEST_FRACTION, # noqa: E402
TEST_INTERVAL_FRAMES, build_splits)
def main() -> int:
ap = argparse.ArgumentParser()
ap.add_argument("--root", default=str(release_root("motherboard")))
ap.add_argument("--seed", type=int, default=0)
ap.add_argument("--test-len", type=int, default=TEST_INTERVAL_FRAMES)
ap.add_argument("--max-train-window", type=int, default=MAX_TRAIN_WINDOW)
ap.add_argument("--hold-out", nargs="*", default=(), metavar="DATE/EPISODE",
help="episodes held out WHOLE, e.g. a validation session. "
"Leaving them out of the file instead makes a loader "
"treat them as training data, silently.")
ap.add_argument("--target", type=float, default=TARGET_TEST_FRACTION)
a = ap.parse_args()
root = Path(a.root)
eps = [json.loads(l) for l in (root / "episodes.jsonl").read_text().splitlines() if l.strip()]
bad = json.loads((root / "bad_frames.json").read_text())["episodes"]
s = build_splits(eps, bad, seed=a.seed, test_len=a.test_len,
hold_out=a.hold_out,
max_train_window=a.max_train_window, target=a.target)
(root / "splits.json").write_text(json.dumps(s, indent=1))
st = s["stats"]
print(f"{root/'splits.json'}")
print(f" test {st['test_fraction']*100:.1f}% guard {st['guard_fraction']*100:.1f}%"
f" train {(1-st['test_fraction']-st['guard_fraction'])*100:.1f}%")
print(f" {st['n_test_intervals']} intervals + {st['n_whole_test_episodes']} "
f"whole-test episodes, guard {s['guard_frames']} frames "
f"(max_train_window {s['max_train_window']})")
return 0
if __name__ == "__main__":
raise SystemExit(main())
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