add stubs for redis.lock (#5105)

stubs/redis/redis/lock.pyi

@@ -0,0 +1,41 @@
+from types import TracebackType
+from typing import Optional, Text, Type, Union
+
+from redis.client import Redis
+
+_TokenValue = Union[bytes, Text]
+
+class Lock:
+    def __init__(
+        self,
+        redis: Redis,
+        name: str,
+        timeout: Union[None, int, float] = ...,
+        sleep: float = ...,
+        blocking: bool = ...,
+        blocking_timeout: Optional[bool] = ...,
+        thread_local: bool = ...,
+    ) -> None: ...
+    def register_scripts(self) -> None: ...
+    def __enter__(self) -> Lock: ...
+    def __exit__(
+        self,
+        exc_type: Optional[Type[BaseException]],
+        exc_value: Optional[BaseException],
+        traceback: Optional[TracebackType],
+    ) -> Optional[bool]: ...
+    def acquire(
+        self,
+        blocking: Optional[bool] = ...,
+        blocking_timeout: Union[None, int, float] = ...,
+        token: Optional[_TokenValue] = ...,
+    ) -> bool: ...
+    def do_acquire(self, token: _TokenValue) -> bool: ...
+    def locked(self) -> bool: ...
+    def owned(self) -> bool: ...
+    def release(self) -> None: ...
+    def do_release(self, expected_token: _TokenValue) -> None: ...
+    def extend(self, additional_time: Union[int, float], replace_ttl: bool = ...) -> bool: ...
+    def do_extend(self, additional_time: Union[int, float], replace_ttl: bool) -> bool: ...
+    def reacquire(self) -> bool: ...
+    def do_reacquire(self) -> bool: ...