from typing import Dict, Optional, Callable class PbesError(ValueError): ... class PBES1(object): @staticmethod def decrypt(data: bytes, passphrase: bytes) -> bytes: ... class PBES2(object): @staticmethod def encrypt(data: bytes, passphrase: bytes, protection: str, prot_params: Optional[Dict] = ..., randfunc: Optional[Callable[[int],bytes]] = ...) -> bytes: ... @staticmethod def decrypt(data:bytes, passphrase: bytes) -> bytes: ...