update(packaging): remove Python 3.9 support (EOL) and add 3.14

Author: Guts

.github/workflows/lint-and-tests.yml

@@ -22,11 +22,11 @@ jobs:
       fail-fast: false
       matrix:
         python-version:
-          - "3.9"
           - "3.10"
           - "3.11"
           - "3.12"
           - "3.13"
+          - "3.14"
 
     # Steps represent a sequence of tasks that will be executed as part of the job
     steps:

.pre-commit-config.yaml

@@ -32,15 +32,15 @@ repos:
     hooks:
       - id: pyupgrade
         args:
-          - "--py39-plus"
+          - "--py310-plus"
 
   - repo: https://github.com/astral-sh/ruff-pre-commit
     rev: "v0.13.3"
     hooks:
       - id: ruff
         args:
           - --fix-only
-          - --target-version=py39
+          - --target-version=py310
 
   - repo: https://github.com/pycqa/isort
     rev: 6.1.0
@@ -56,7 +56,7 @@ repos:
     hooks:
       - id: black
         args:
-          - --target-version=py39
+          - --target-version=py310
 
   - repo: https://github.com/pycqa/flake8
     rev: 7.3.0

docs/configuration.md

@@ -399,9 +399,7 @@ At the end, into the RSS you will get:
 ```
 
 !!! note "Timezone dependencies"
-    The timezones data depends on the Python version used to build:
-        - for Python >= 3.9, it uses the standard library and ships [tzdata](https://pypi.org/project/tzdata/) only on Windows which do not provide such data
-        - for Python < 3.9, [pytz](https://pypi.org/project/pytz/) is shipped.
+    The timezones data relies on the standard library and ships [tzdata](https://pypi.org/project/tzdata/) only on Windows which do not provide such data.
 
 ----
 

requirements/base.txt

@@ -5,4 +5,4 @@ cachecontrol[filecache] >=0.14,<1
 GitPython>=3.1.43,<3.2
 mkdocs>=1.6.1,<2
 requests>=2.31,<3
-tzdata==2024.* ; python_version >= "3.9" and sys_platform == "win32"
+tzdata==2024.* ; sys_platform == "win32"

setup.py

@@ -6,7 +6,6 @@
 
 # standard library
 from pathlib import Path
-from typing import Union
 
 # 3rd party
 from setuptools import find_packages, setup
@@ -26,7 +25,7 @@
 # ##################################
 
 
-def load_requirements(requirements_files: Union[Path, list[Path]]) -> list:
+def load_requirements(requirements_files: Path | list[Path]) -> list:
     """Helper to load requirements list from a path or a list of paths.
 
     Args:
@@ -79,7 +78,7 @@ def load_requirements(requirements_files: Union[Path, list[Path]]) -> list:
     # run
     entry_points={"mkdocs.plugins": ["rss = mkdocs_rss_plugin.plugin:GitRssPlugin"]},
     # dependencies
-    python_requires=">=3.9, <4",
+    python_requires=">=3.10, <4",
     extras_require={
         # tooling
         "dev": load_requirements(HERE / "requirements/development.txt"),
@@ -93,11 +92,11 @@ def load_requirements(requirements_files: Union[Path, list[Path]]) -> list:
         "Intended Audience :: Developers",
         "Intended Audience :: Information Technology",
         "Programming Language :: Python :: 3",
-        "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 :: 3.14",
         "Programming Language :: Python :: Implementation :: CPython",
         "Development Status :: 5 - Production/Stable",
         "License :: OSI Approved :: MIT License",

tests/fixtures/test-build-min-python.dockerfile

@@ -1,5 +1,5 @@
 # Reference: https://squidfunk.github.io/mkdocs-material/getting-started/#with-docker
-FROM python:3.8.19
+FROM python:3.10.19
 
 COPY . .