Dropped Python 3.8 support and added Python 3.13 to CI matrix

Author: agronholm

.github/workflows/test-suite.yml

@@ -14,7 +14,7 @@ jobs:
 
     strategy:
       matrix:
-        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
+        python-version: ["3.9", "3.10", "3.11", "3.12", "3.13"]
 
     steps:
       - uses: "actions/checkout@v4"

CHANGELOG.md

@@ -6,6 +6,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
 ## [Unreleased]
 
+- Drop Python 3.8 support
 - Explicitly close all async generators to ensure predictable behavior
 
 ## Version 1.0.9 (April 24th, 2025)

httpcore/_utils.py

@@ -15,7 +15,7 @@ def aclose(self) -> Awaitable[object]: ...
 
     _SupportsAcloseT = TypeVar("_SupportsAcloseT", bound=_SupportsAclose)
 
-    class aclosing(AbstractAsyncContextManager):
+    class aclosing(AbstractAsyncContextManager[_SupportsAcloseT, None]):
         def __init__(self, thing: _SupportsAcloseT) -> None:
             self.thing = thing
 

pyproject.toml

@@ -7,7 +7,7 @@ name = "httpcore"
 dynamic = ["readme", "version"]
 description = "A minimal low-level HTTP client."
 license = "BSD-3-Clause"
-requires-python = ">=3.8"
+requires-python = ">=3.9"
 authors = [
     { name = "Tom Christie", email = "tom@tomchristie.com" },
 ]
@@ -26,6 +26,7 @@ classifiers = [
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
     "Topic :: Internet :: WWW/HTTP",
 ]
 dependencies = [
@@ -96,7 +97,7 @@ filterwarnings = ["error"]
 
 [tool.coverage.run]
 omit = [
-    "venv/*", 
+    "venv/*",
     "httpcore/_sync/*"
 ]
 include = ["httpcore/*", "tests/*"]