| |
| """Submission gates for OQC. No chemistry here — a quantum entry is a prediction file. |
| |
| The gate only checks *shape*: that the payload is the right kind of thing for the board, so |
| the scoring worker is never handed garbage. The authoritative scoring (and leakage / exact-hit |
| accounting) stays with the worker, which holds the private answer key. |
| """ |
| import math |
|
|
| |
| MAX_ITEMS = 60000 |
| MAX_BYTES = 6_000_000 |
|
|
|
|
| def check(board, predictions): |
| reject = [] |
| if not isinstance(predictions, dict) or not predictions: |
| return {"admitted": False, |
| "reject": ["predictions must be a non-empty JSON object { item_id: value }"]} |
| if len(predictions) > MAX_ITEMS: |
| return {"admitted": False, |
| "reject": ["too many items (%d > %d)" % (len(predictions), MAX_ITEMS)]} |
|
|
| bad = 0 |
| if board == "qec": |
| for k, v in predictions.items(): |
| try: |
| iv = int(v) |
| except (TypeError, ValueError): |
| bad += 1 |
| continue |
| if iv not in (0, 1): |
| bad += 1 |
| if bad: |
| reject.append("QEC predictions must be 0 or 1 per shot (%d invalid)" % bad) |
| |
| elif board == "qsim": |
| for k, v in predictions.items(): |
| try: |
| fv = float(v) |
| except (TypeError, ValueError): |
| bad += 1 |
| continue |
| if not math.isfinite(fv): |
| bad += 1 |
| if bad: |
| reject.append("QSIM predictions must be finite numbers (energies) (%d invalid)" % bad) |
| else: |
| reject.append("unknown board %r" % board) |
|
|
| return {"admitted": not reject, "reject": reject, "n_items": len(predictions)} |
|
|
