Files

18 lines
474 B
Python

"""Pure persistence contracts for tournament orchestration."""
from __future__ import annotations
import json
from typing import Any
def parse_checkpoint_document(raw: str) -> dict[str, Any] | None:
"""Return a supported checkpoint object, or ``None`` for invalid input."""
try:
data = json.loads(raw)
except json.JSONDecodeError:
return None
if not isinstance(data, dict) or data.get("version") != 1:
return None
return data