| """No-LLM baseline: can a broken Space be revived just by travelling back in time? |
| |
| For each patient, rebuild the untouched repo with every package resolved as it was on the Space's last commit |
| (`uv pip install --exclude-newer <lastModified>`), on the Python the Space was written for (README pin, else 3.10, |
| the long-time Spaces default). Same boot + functional probe as the Beam fixes, so the two are directly comparable. |
| Writes repro/<space>/baseline.json.""" |
| import json, os, re, sys, concurrent.futures as cf |
| from pathlib import Path |
|
|
| import sandbox |
|
|
| ROOT = Path("/data/repro") |
| CENSUS = {r["id"]: r for r in json.load(open("/data/census.json"))} |
|
|
|
|
| def run(d: Path): |
| rec = json.load(open(d / "repro.json")) |
| sid = rec["space"] |
| when = ((CENSUS.get(sid) or {}).get("lastModified") or "")[:19] + "Z" |
| out = {"space": sid, "date": when} |
| try: |
| src = sandbox.SPACES_ROOT / sid.replace("/", "__") / "baseline_src" |
| sandbox.fetch_space(sid, src) |
| meta = sandbox.front_matter((src / "README.md").read_text(errors="replace")) if (src / "README.md").exists() else {} |
| meta["_python"] = str(meta.get("python_version") or "3.10") |
| res = sandbox.build_and_test(src, meta, tag="sd-base-" + re.sub(r"[^a-z0-9]", "-", sid.lower())[:50], |
| timetravel=when, outdir=d / "baseline_outputs", boot_timeout=600) |
| api_ok = res["stage"] == "running" and not str(res.get("api", "")).startswith("API_ERROR") |
| tier = "functional" if api_ok and res.get("functional") else "api" if api_ok else res["stage"] |
| out.update(python=meta["_python"], tier=tier, logs=sandbox.tail(res.get("logs", ""), 3000), probe=res.get("probe")) |
| except Exception as e: |
| out.update(tier="harness_error", logs=repr(e)) |
| json.dump(out, open(d / "baseline.json", "w"), indent=1) |
| print(f"{sid:55s} baseline={out['tier']}", flush=True) |
|
|
|
|
| if __name__ == "__main__": |
| dirs = [ROOT / s.replace("/", "__") for s in sys.argv[1:]] or \ |
| [d for d in sorted(ROOT.iterdir()) if (d / "repro.json").exists() and not (d / "baseline.json").exists() |
| and json.load(open(d / "repro.json"))["our_stage"] in ("runtime_error", "build_error")] |
| with cf.ThreadPoolExecutor(int(os.environ.get("SD_WORKERS", "4"))) as ex: |
| list(ex.map(run, dirs)) |
|
|
