from __future__ import annotations

import re


def is_valid_device_uid(uid: str) -> bool:
    return bool(re.match(r"^[a-zA-Z0-9_-]{3,100}$", uid))


def is_valid_email(email: str) -> bool:
    return bool(re.match(r"^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$", email))