typeshed/stdlib/@python2/hmac.pyi

import sys
from _typeshed import ReadableBuffer
from types import ModuleType
from typing import Any, AnyStr, Callable, Optional, Union, overload

# TODO more precise type for object of hashlib
_Hash = Any
_DigestMod = Union[str, Callable[[], _Hash], ModuleType]

digest_size: None

def new(key: bytes, msg: Optional[ReadableBuffer] = ..., digestmod: Optional[_DigestMod] = ...) -> HMAC: ...

class HMAC:
    def __init__(self, key: bytes, msg: Optional[ReadableBuffer] = ..., digestmod: _DigestMod = ...) -> None: ...
    def update(self, msg: ReadableBuffer) -> None: ...
    def digest(self) -> bytes: ...
    def hexdigest(self) -> str: ...
    def copy(self) -> HMAC: ...

@overload
def compare_digest(__a: ReadableBuffer, __b: ReadableBuffer) -> bool: ...
@overload
def compare_digest(__a: AnyStr, __b: AnyStr) -> bool: ...