from typing import Union, Dict, Iterable, Optional, ByteString from Crypto.Cipher._mode_ecb import EcbMode from Crypto.Cipher._mode_cbc import CbcMode from Crypto.Cipher._mode_cfb import CfbMode from Crypto.Cipher._mode_ofb import OfbMode from Crypto.Cipher._mode_ctr import CtrMode from Crypto.Cipher._mode_openpgp import OpenPgpMode from Crypto.Cipher._mode_eax import EaxMode CASTMode = int MODE_ECB: CASTMode MODE_CBC: CASTMode MODE_CFB: CASTMode MODE_OFB: CASTMode MODE_CTR: CASTMode MODE_OPENPGP: CASTMode MODE_EAX: CASTMode def new(key: ByteString, mode: CASTMode, iv : Optional[ByteString] = ..., IV : Optional[ByteString] = ..., nonce : Optional[ByteString] = ..., segment_size : int = ..., mac_len : int = ..., initial_value : Union[int, ByteString] = ..., counter : Dict = ...) -> \ Union[EcbMode, CbcMode, CfbMode, OfbMode, CtrMode, OpenPgpMode]: ... block_size: int key_size : Iterable[int]