| |
| """Re-verify the szl-nemo recipe-conformance scorer. |
| |
| 1. sha256 the shipped model.joblib against TRAINING_RECEIPT.json (refuse on mismatch). |
| 2. Deterministically regenerate the seeded dataset via scripts/forge.py and compare |
| re-measured fidelity to the receipt (tolerance ±0.02 across library versions). |
| Run from repo root: python scripts/eval.py""" |
| import hashlib, json, subprocess, sys, tempfile, os, shutil |
| root = os.path.dirname(os.path.dirname(os.path.abspath(__file__))) |
| receipt = json.load(open(f"{root}/TRAINING_RECEIPT.json")) |
| got = hashlib.sha256(open(f"{root}/model.joblib", "rb").read()).hexdigest() |
| want = receipt["model"]["sha256"] |
| print(f"model.joblib sha256 {'MATCHES receipt' if got == want else 'MISMATCH — refuse'}: {got[:16]}…") |
| if got != want: |
| sys.exit(1) |
| with tempfile.TemporaryDirectory() as td: |
| copy = f"{td}/repo" |
| shutil.copytree(root, copy, ignore=shutil.ignore_patterns(".cache")) |
| out = subprocess.run([sys.executable, f"{copy}/scripts/forge.py"], |
| capture_output=True, text=True, cwd=copy) |
| print(out.stdout[-500:] if out.returncode == 0 else out.stderr[-800:]) |
| if out.returncode: |
| sys.exit(1) |
| re_receipt = json.load(open(f"{copy}/TRAINING_RECEIPT.json")) |
| d = abs(re_receipt["metrics_MEASURED"]["fidelity_vs_rule_checker"] |
| - receipt["metrics_MEASURED"]["fidelity_vs_rule_checker"]) |
| print(f"re-measured fidelity delta vs receipt: {d:.4f} ({'OK <=0.02' if d <= 0.02 else 'FAIL'})") |
| sys.exit(0 if d <= 0.02 else 1) |
|
|
