Drop Python 3.8 support

.github/workflows/main.yml

@@ -20,7 +20,6 @@ jobs:
     strategy:
       matrix:
         python-version:
-        - 3.8
         - 3.9
         - '3.10'
         - '3.11'

.pre-commit-config.yaml

@@ -34,7 +34,7 @@ repos:
   rev: v3.17.0
   hooks:
   - id: pyupgrade
-    args: [--py38-plus]
+    args: [--py39-plus]
 - repo: https://github.com/psf/black-pre-commit-mirror
   rev: 24.8.0
   hooks:

CHANGELOG.rst

@@ -4,6 +4,8 @@ Changelog
 
 * Support Python 3.13.
 
+* Drop Python 3.8 support.
+
 2.18.0 (2023-07-03)
 -------------------
 

README.rst

@@ -47,7 +47,7 @@ Use **pip**:
 
     python -m pip install apig-wsgi
 
-Python 3.8 to 3.13 supported.
+Python 3.9 to 3.13 supported.
 
 Usage
 =====

pyproject.toml

@@ -18,25 +18,21 @@ keywords = [
 authors = [
   { name = "Adam Johnson", email = "me@adamj.eu" },
 ]
-requires-python = ">=3.8"
+requires-python = ">=3.9"
 classifiers = [
   "Development Status :: 5 - Production/Stable",
   "Intended Audience :: Developers",
   "License :: OSI Approved :: MIT License",
   "Natural Language :: English",
   "Operating System :: OS Independent",
   "Programming Language :: Python :: 3 :: Only",
-  "Programming Language :: Python :: 3.8",
   "Programming Language :: Python :: 3.9",
   "Programming Language :: Python :: 3.10",
   "Programming Language :: Python :: 3.11",
   "Programming Language :: Python :: 3.12",
   "Programming Language :: Python :: 3.13",
   "Typing :: Typed",
 ]
-dependencies = [
-  "typing-extensions; python_version<'3.8'",
-]
 urls.Changelog = "https://github.com/adamchainz/apig-wsgi/blob/main/CHANGELOG.rst"
 urls.Funding = "https://adamj.eu/books/"
 urls.Repository = "https://github.com/adamchainz/apig-wsgi"

src/apig_wsgi/__init__.py

@@ -5,14 +5,12 @@
 from base64 import b64decode
 from base64 import b64encode
 from collections import defaultdict
+from collections.abc import Iterable
+from collections.abc import Sequence
 from io import BytesIO
 from types import TracebackType
 from typing import Any
 from typing import Callable
-from typing import Iterable
-from typing import Sequence
-from typing import Tuple
-from typing import Type
 from typing import Union
 from urllib.parse import urlencode
 
@@ -29,8 +27,8 @@
 RESERVED_URI_CHARACTERS = r"!#$&'()*+,/:;=?@[]%"
 
 _ExcInfoType = Union[
-    Tuple[Type[BaseException], BaseException, TracebackType],
-    Tuple[None, None, None],
+    tuple[type[BaseException], BaseException, TracebackType],
+    tuple[None, None, None],
     None,
 ]
 

src/apig_wsgi/compat.py

@@ -8,18 +8,15 @@
     from wsgiref.types import WSGIApplication
 else:
     # Partial backport of wsgiref.types
+    from collections.abc import Iterable
     from types import TracebackType
     from typing import Any
     from typing import Callable
-    from typing import Dict
-    from typing import Iterable
     from typing import Protocol
-    from typing import Tuple
-    from typing import Type
     from typing import Union
 
-    _ExcInfo = Tuple[Type[BaseException], BaseException, TracebackType]
-    _OptExcInfo = Union[_ExcInfo, Tuple[None, None, None]]
+    _ExcInfo = tuple[type[BaseException], BaseException, TracebackType]
+    _OptExcInfo = Union[_ExcInfo, tuple[None, None, None]]
 
     class StartResponse(Protocol):
         """start_response() callable as defined in PEP 3333"""
@@ -32,5 +29,5 @@ def __call__(
             # /,
         ) -> Callable[[bytes], object]: ...  # pragma: no cover
 
-    WSGIEnvironment = Dict[str, Any]
+    WSGIEnvironment = dict[str, Any]
     WSGIApplication = Callable[[WSGIEnvironment, StartResponse], Iterable[bytes]]

tests/requirements/compile.py

@@ -19,7 +19,6 @@
         *sys.argv[1:],
     ]
     run = partial(subprocess.run, check=True)
-    run([*common_args, "--python", "3.8", "--output-file", "py38.txt"])
     run([*common_args, "--python", "3.9", "--output-file", "py39.txt"])
     run([*common_args, "--python", "3.10", "--output-file", "py310.txt"])
     run([*common_args, "--python", "3.11", "--output-file", "py311.txt"])

tests/test_apig_wsgi.py

@@ -2,11 +2,11 @@
 
 import sys
 from base64 import b64encode
+from collections.abc import Generator
+from collections.abc import Iterable
 from io import BytesIO
 from typing import Any
 from typing import Callable
-from typing import Generator
-from typing import Iterable
 
 import pytest