import hashlib
import logging
import time

from typing import Tuple

logger = logging.getLogger(__name__)

_startup_time = int(time.time())
logger.info("Startup time: %s", _startup_time)


def gen_hash(key: Tuple[str, ...]) -> str:
    return hashlib.sha256(str(key + (_startup_time,)).encode("utf-8")).hexdigest()