| from typing import TypedDict, Callable, TypeVar, Generic | |
| from typing_extensions import Unpack, NotRequired | |
| from Crypto.PublicKey.ECC import EccKey | |
| T = TypeVar('T') | |
| class RequestParams(TypedDict, Generic[T]): | |
| kdf: Callable[[bytes|bytearray|memoryview], T] | |
| static_priv: NotRequired[EccKey] | |
| static_pub: NotRequired[EccKey] | |
| eph_priv: NotRequired[EccKey] | |
| eph_pub: NotRequired[EccKey] | |
| def key_agreement(**kwargs: Unpack[RequestParams[T]]) -> T: ... | |