#!/usr/bin/env python3
"""Portable structural check for the published REAP568 release."""

from __future__ import annotations

import sys
from pathlib import Path


def main() -> None:
    root = Path(sys.argv[1] if len(sys.argv) == 2 else ".")
    shards = [root / f"Kimi-K3-UD-IQ1_S-{n:05d}-of-00014.gguf" for n in range(1, 15)]
    missing = [p.name for p in shards if not p.is_file()]
    if missing:
        raise SystemExit(f"missing GGUF shards: {', '.join(missing)}")
    total = sum(p.stat().st_size for p in shards)
    if total < 350_000_000_000:
        raise SystemExit(f"unexpected checkpoint size: {total} bytes")
    for name in ("config.json", "tokenizer_config.json", "tiktoken.model"):
        if not (root / name).is_file():
            raise SystemExit(f"missing required sidecar: {name}")
    print(f"OK: 14 GGUF shards; {total / 1e9:.2f} GB decimal")


if __name__ == "__main__":
    main()