fast_acquire

Author: MarkusSintonen

httpcore/_synchronization.py

@@ -1,3 +1,4 @@
+import asyncio
 import threading
 from types import TracebackType
 from typing import Optional, Type
@@ -64,7 +65,7 @@ def setup(self) -> None:
         if self._backend == "trio":
             self._trio_lock = trio.Lock()
         elif self._backend == "asyncio":
-            self._anyio_lock = anyio.Lock()
+            self._anyio_lock = anyio.Lock(fast_acquire=True)
 
     async def __aenter__(self) -> "AsyncLock":
         if not self._backend:
@@ -167,7 +168,7 @@ def setup(self) -> None:
             )
         elif self._backend == "asyncio":
             self._anyio_semaphore = anyio.Semaphore(
-                initial_value=self._bound, max_value=self._bound
+                initial_value=self._bound, max_value=self._bound, fast_acquire=True
             )
 
     async def acquire(self) -> None:

pyproject.toml

@@ -44,9 +44,12 @@ trio = [
     "trio>=0.22.0,<0.26.0",
 ]
 asyncio = [
-    "anyio>=4.0,<5.0",
+    "anyio @ {root:parent:uri}/anyio",
 ]
 
+[tool.hatch.metadata]
+allow-direct-references = true
+
 [project.urls]
 Documentation = "https://www.encode.io/httpcore"
 Homepage = "https://www.encode.io/httpcore/"