"""Fail closed on missing or altered standalone package members."""
from pathlib import Path
import hashlib,json
root=Path(__file__).resolve().parent;manifest=json.loads((root/'HASHES.json').read_text())
for row in manifest['files']:
    path=root/row['path'];body=path.read_bytes()
    if len(body)!=row['bytes'] or hashlib.sha256(body).hexdigest()!=row['sha256']:raise ValueError('Package member changed: '+row['path'])
print('PASS',len(manifest['files']),'exact standalone source/recipe/licensed-data members; this is package integrity, not all scientific gates')