def public_key(curve: GOST3410Curve, prv: int) -> PublicKey: ...
-def sign(curve: GOST3410Curve, prv: int, digest: bytes, mode: int=...) -> bytes: ...
+def sign(
+ curve: GOST3410Curve,
+ prv: int,
+ digest: bytes,
+ rand: bytes=None,
+ mode: int=...,
+) -> bytes: ...
def verify(