chore: drop support for Python 3.7 and 3.8

Author: Rogdham

.github/workflows/build.yml

@@ -11,14 +11,11 @@ jobs:
     strategy:
       matrix:
         python:
-          - "3.7"
-          - "3.8"
           - "3.9"
           - "3.10"
           - "3.11"
-          - "pypy-3.7"
-          - "pypy-3.8"
-          - "pypy-3.9"
+          - "pypy-3.10"
+          - "pypy-3.11"
     steps:
       - uses: actions/checkout@v5
       - name: Setup Python ${{ matrix.python }}

CHANGELOG.md

@@ -9,6 +9,10 @@ adheres to [Semantic Versioning](https://semver.org/).
 
 [unreleased]: https://github.com/rogdham/python-xz/compare/v0.5.0...HEAD
 
+### :boom: Breaking changes
+
+- End of Python 3.7 and 3.8 support
+
 ### :house: Internal
 
 - Freeze dev dependencies versions

pytest.ini

@@ -4,8 +4,6 @@ addopts =
     --strict-markers
 filterwarnings =
     error
-    # issue in standard lib for PyPy < 3.9
-    ignore:Using or importing the ABCs from 'collections':DeprecationWarning:_lzma
 markers =
     generate_integration_files
     integration

setup.cfg

@@ -19,8 +19,6 @@ classifiers =
     Programming Language :: Python
     Programming Language :: Python :: 3
     Programming Language :: Python :: 3 :: Only
-    Programming Language :: Python :: 3.7
-    Programming Language :: Python :: 3.8
     Programming Language :: Python :: 3.9
     Programming Language :: Python :: 3.10
     Programming Language :: Python :: 3.11
@@ -32,9 +30,7 @@ classifiers =
 include_package_data = True
 package_dir = =src
 packages = xz
-python_requires = >=3.7
+python_requires = >=3.9
 setup_requires =
     setuptools_scm
     wheel
-install_requires =
-    typing-extensions>=4.5.0;python_version<"3.8"

tox.ini

@@ -1,6 +1,6 @@
 [tox]
 envlist =
-    py, py37, py38, py39, py310, py311, pypy3
+    py, py39, py310, py311, pypy3
     generate-integration-files, type, lint, format
 
 [testenv]