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fd0c71a | 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 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 | #!/usr/bin/env python3
"""Activate a pulled sweep model for local API/UI inference."""
from __future__ import annotations
import argparse
from datetime import datetime, timezone
import json
from pathlib import Path
import shutil
import sys
from typing import Any
ROOT = Path(__file__).resolve().parents[1]
DEFAULT_RUN_ID = "qwen-qwen2-5-0-5b-instruct"
def parse_args() -> argparse.Namespace:
parser = argparse.ArgumentParser(description="Activate a PolyGuard sweep checkpoint for product inference.")
parser.add_argument("--run-id", default=DEFAULT_RUN_ID)
parser.add_argument("--source", choices=["sweep", "top-level"], default="sweep")
parser.add_argument("--preferred-artifact", choices=["grpo_adapter", "merged", "sft_adapter"], default="grpo_adapter")
parser.add_argument("--mode", choices=["symlink", "copy"], default="symlink")
parser.add_argument("--label", default="")
parser.add_argument("--disable", action="store_true", help="Write the manifest but keep active-model loading disabled.")
return parser.parse_args()
def _read_json(path: Path) -> dict[str, Any]:
if not path.exists():
return {}
try:
payload = json.loads(path.read_text(encoding="utf-8"))
except Exception:
return {}
return payload if isinstance(payload, dict) else {}
def _replace_path(source: Path, target: Path, *, mode: str) -> bool:
if not source.exists():
return False
if target.is_symlink() or target.is_file():
target.unlink()
elif target.exists():
shutil.rmtree(target)
target.parent.mkdir(parents=True, exist_ok=True)
if mode == "symlink":
target.symlink_to(source.resolve(), target_is_directory=True)
else:
shutil.copytree(source, target)
return True
def _copy_reports(source: Path, target: Path) -> dict[str, str]:
copied: dict[str, str] = {}
if target.exists():
shutil.rmtree(target)
target.mkdir(parents=True, exist_ok=True)
if not source.exists():
return copied
target_resolved = target.resolve()
for path in source.rglob("*"):
if not path.is_file() or path.suffix.lower() not in {".json", ".jsonl", ".txt"}:
continue
try:
path.resolve().relative_to(target_resolved)
continue
except ValueError:
pass
rel = path.relative_to(source)
out = target / rel
out.parent.mkdir(parents=True, exist_ok=True)
shutil.copy2(path, out)
copied[str(rel)] = str(out.relative_to(ROOT))
return copied
def _model_id(checkpoint_dir: Path, report_dir: Path) -> str:
for path in [
report_dir / "run_metadata.json",
checkpoint_dir / "merged" / "merge_report.json",
checkpoint_dir / "grpo_adapter" / "adapter_config.json",
checkpoint_dir / "sft_adapter" / "adapter_config.json",
]:
payload = _read_json(path)
for key in ["model_id", "base_model", "base_model_name_or_path"]:
value = payload.get(key)
if isinstance(value, str) and value.strip():
return value.strip()
return "Qwen/Qwen2.5-0.5B-Instruct"
def main() -> None:
args = parse_args()
if args.source == "sweep":
checkpoint_dir = ROOT / "checkpoints" / "sweeps" / args.run_id
report_dir = ROOT / "outputs" / "reports" / "sweeps" / args.run_id
else:
checkpoint_dir = ROOT / "checkpoints"
report_dir = ROOT / "outputs" / "reports"
active_dir = ROOT / "checkpoints" / "active"
active_report_dir = ROOT / "outputs" / "reports" / "active_model"
active_dir.mkdir(parents=True, exist_ok=True)
availability = {
"grpo_adapter": _replace_path(checkpoint_dir / "grpo_adapter", active_dir / "grpo_adapter", mode=args.mode),
"merged": _replace_path(checkpoint_dir / "merged", active_dir / "merged", mode=args.mode),
"sft_adapter": _replace_path(checkpoint_dir / "sft_adapter", active_dir / "sft_adapter", mode=args.mode),
}
if not any(availability.values()):
raise SystemExit(f"no_model_artifacts_found:{checkpoint_dir}")
reports = _copy_reports(report_dir, active_report_dir)
manifest = {
"status": "ok",
"enabled": not args.disable,
"activated_at_utc": datetime.now(timezone.utc).isoformat(),
"run_id": args.run_id,
"source": args.source,
"label": args.label,
"model_id": _model_id(checkpoint_dir, report_dir),
"base_model": _model_id(checkpoint_dir, report_dir),
"preferred_artifact": args.preferred_artifact,
"mode": args.mode,
"source_checkpoint_dir": str(checkpoint_dir.relative_to(ROOT)),
"source_report_dir": str(report_dir.relative_to(ROOT)) if report_dir.exists() else "",
"grpo_adapter": "checkpoints/active/grpo_adapter",
"merged_model": "checkpoints/active/merged",
"sft_adapter": "checkpoints/active/sft_adapter",
"availability": availability,
"reports": reports,
"notes": (
"This manifest controls local product inference. Prefer grpo_adapter for the RL policy; "
"merged is the SFT baseline fallback when no GRPO adapter is available."
),
}
(active_dir / "active_model_manifest.json").write_text(
json.dumps(manifest, ensure_ascii=True, indent=2),
encoding="utf-8",
)
for mirror in [
ROOT / "outputs" / "reports" / "active_model" / "active_model_manifest.json",
ROOT / "docs" / "results" / "active_model_manifest.json",
]:
mirror.parent.mkdir(parents=True, exist_ok=True)
mirror.write_text(json.dumps(manifest, ensure_ascii=True, indent=2), encoding="utf-8")
print(json.dumps(manifest, ensure_ascii=True, indent=2))
if __name__ == "__main__":
try:
main()
except KeyboardInterrupt:
sys.exit(130)
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