Drop support for Python 3.8; start supporting Python 3.13

.github/workflows/ci.yml

@@ -34,7 +34,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12", "pypy-3.9"]
+        python-version: ["3.9", "3.10", "3.11", "3.12", "3.13", "pypy-3.9"]
         optional-deps: [true]
         with-libs: [true]
         include:

README.rst

@@ -28,8 +28,6 @@ Supported compression formats are:
 - xz (``.xz``)
 - Zstandard (``.zst``) (optional)
 
-``xopen`` is compatible with Python versions 3.8 and later.
-
 
 Example usage
 -------------
@@ -184,6 +182,12 @@ To ensure that you get the correct ``zstandard`` version, you can specify the ``
 Changelog
 ---------
 
+development version
+~~~~~~~~~~~~~~~~~~~
+
+* Dropped support for Python 3.8
+* Started supporting Python 3.13
+
 v2.0.2 (2024-06-12)
 ~~~~~~~~~~~~~~~~~~~
 * #161: Fix a bug that was triggered when reading large compressed files with

pyproject.toml

@@ -16,7 +16,7 @@ classifiers = [
     "License :: OSI Approved :: MIT License",
     "Programming Language :: Python :: 3"
 ]
-requires-python = ">=3.8"
+requires-python = ">=3.9"
 dynamic = ["version"]
 dependencies = [
     'isal>=1.6.1; platform.machine == "x86_64" or platform.machine == "AMD64" or platform.machine == "aarch64"',

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = black,flake8,mypy,py38,py39,py310,py311,py312,pypy3
+envlist = black,flake8,mypy,py39,py310,py311,py312,py313,pypy3
 isolated_build = True
 
 [testenv]