From ed26eced471219009ab2d54f6c1a94dc715d6099 Mon Sep 17 00:00:00 2001
From: Marti Raudsepp <marti@juffo.org>
Date: Thu, 28 Jan 2021 19:38:20 +0200
Subject: [PATCH] cyptography: Add default to few remaining backend= arguments
 (#4982)

This was changed in cryptography 3.1. Most places in typeshed were
already correct, fixed few remaining omissions.
---
 .../hazmat/primitives/serialization/__init__.pyi           | 2 +-
 .../cryptography/hazmat/primitives/twofactor/hotp.pyi      | 7 ++++++-
 .../cryptography/hazmat/primitives/twofactor/totp.pyi      | 2 +-
 3 files changed, 8 insertions(+), 3 deletions(-)

diff --git a/stubs/cryptography/cryptography/hazmat/primitives/serialization/__init__.pyi b/stubs/cryptography/cryptography/hazmat/primitives/serialization/__init__.pyi
index 93575117d..39d3ad26c 100644
--- a/stubs/cryptography/cryptography/hazmat/primitives/serialization/__init__.pyi
+++ b/stubs/cryptography/cryptography/hazmat/primitives/serialization/__init__.pyi
@@ -28,7 +28,7 @@ def load_der_public_key(
     data: bytes, backend: Optional[DERSerializationBackend] = ...
 ) -> Any: ...  # actually Union[RSAPublicKey, DSAPublicKey, DHPublicKey, EllipticCurvePublicKey]
 def load_ssh_public_key(
-    data: bytes, backend: Union[RSABackend, DSABackend, EllipticCurveBackend, None]
+    data: bytes, backend: Union[RSABackend, DSABackend, EllipticCurveBackend, None] = ...
 ) -> Any: ...  # actually Union[RSAPublicKey, DSAPublicKey, DHPublicKey, EllipticCurvePublicKey, Ed25519PublicKey]
 
 class Encoding(Enum):
diff --git a/stubs/cryptography/cryptography/hazmat/primitives/twofactor/hotp.pyi b/stubs/cryptography/cryptography/hazmat/primitives/twofactor/hotp.pyi
index e83c3ac92..c1e5607e0 100644
--- a/stubs/cryptography/cryptography/hazmat/primitives/twofactor/hotp.pyi
+++ b/stubs/cryptography/cryptography/hazmat/primitives/twofactor/hotp.pyi
@@ -5,7 +5,12 @@ from cryptography.hazmat.primitives.hashes import HashAlgorithm
 
 class HOTP(object):
     def __init__(
-        self, key: bytes, length: int, algorithm: HashAlgorithm, backend: HMACBackend, enforce_key_length: bool = ...
+        self,
+        key: bytes,
+        length: int,
+        algorithm: HashAlgorithm,
+        backend: Optional[HMACBackend] = ...,
+        enforce_key_length: bool = ...,
     ): ...
     def generate(self, counter: int) -> bytes: ...
     def get_provisioning_uri(self, account_name: str, counter: int, issuer: Optional[str]) -> str: ...
diff --git a/stubs/cryptography/cryptography/hazmat/primitives/twofactor/totp.pyi b/stubs/cryptography/cryptography/hazmat/primitives/twofactor/totp.pyi
index 306bfe1c1..152591087 100644
--- a/stubs/cryptography/cryptography/hazmat/primitives/twofactor/totp.pyi
+++ b/stubs/cryptography/cryptography/hazmat/primitives/twofactor/totp.pyi
@@ -10,7 +10,7 @@ class TOTP(object):
         length: int,
         algorithm: HashAlgorithm,
         time_step: int,
-        backend: HMACBackend,
+        backend: Optional[HMACBackend] = ...,
         enforce_key_length: bool = ...,
     ): ...
     def generate(self, time: int) -> bytes: ...