Drop support of Python 3.9, support 3.13

Author: liZe

.github/workflows/tests.yml

@@ -8,12 +8,12 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
-        python-version: ['3.12']
+        python-version: ['3.13']
         include:
           - os: ubuntu-latest
-            python-version: '3.8'
+            python-version: '3.9'
           - os: ubuntu-latest
-            python-version: 'pypy-3.9'
+            python-version: 'pypy-3.10'
     steps:
       - uses: actions/checkout@v4
         with:

README.rst

@@ -3,7 +3,7 @@ documents (HTML, XML, etc.) that can be read by ElementTree-like parsers
 (including cElementTree, lxml, html5lib, etc.)
 
 * Free software: BSD license
-* For Python 3.8+, tested on CPython and PyPy
+* For Python 3.9+, tested on CPython and PyPy
 * Documentation: https://doc.courtbouillon.org/cssselect2
 * Changelog: https://github.com/Kozea/cssselect2/releases
 * Code, issues, tests: https://github.com/Kozea/cssselect2

pyproject.toml

@@ -8,7 +8,7 @@ description = 'CSS selectors for Python ElementTree'
 keywords = ['css', 'elementtree']
 authors = [{name = 'Simon Sapin', email = 'simon.sapin@exyr.org'}]
 maintainers = [{name = 'CourtBouillon', email = 'contact@courtbouillon.org'}]
-requires-python = '>=3.8'
+requires-python = '>=3.9'
 readme = {file = 'README.rst', content-type = 'text/x-rst'}
 license = {file = 'LICENSE'}
 dependencies = ['tinycss2', 'webencodings']
@@ -20,11 +20,11 @@ classifiers = [
   'Programming Language :: Python',
   'Programming Language :: Python :: 3',
   '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',
   'Programming Language :: Python :: Implementation :: CPython',
   'Programming Language :: Python :: Implementation :: PyPy',
   'Topic :: Internet :: WWW/HTTP',