Initial commit

venv/lib/python3.10/site-packages/hishel/_synchronization.py

@@ -0,0 +1,37 @@
+import types
+import typing as tp
+from threading import Lock as T_LOCK
+
+import anyio
+
+
+class AsyncLock:
+    def __init__(self) -> None:
+        self._lock = anyio.Lock()
+
+    async def __aenter__(self) -> None:
+        await self._lock.acquire()
+
+    async def __aexit__(
+        self,
+        exc_type: tp.Optional[tp.Type[BaseException]] = None,
+        exc_value: tp.Optional[BaseException] = None,
+        traceback: tp.Optional[types.TracebackType] = None,
+    ) -> None:
+        self._lock.release()
+
+
+class Lock:
+    def __init__(self) -> None:
+        self._lock = T_LOCK()
+
+    def __enter__(self) -> None:
+        self._lock.acquire()
+
+    def __exit__(
+        self,
+        exc_type: tp.Optional[tp.Type[BaseException]] = None,
+        exc_value: tp.Optional[BaseException] = None,
+        traceback: tp.Optional[types.TracebackType] = None,
+    ) -> None:
+        self._lock.release()