Drop Python 3.9; test against 3.14

Author: sloria

.github/workflows/build-release.yml

@@ -12,17 +12,16 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - { name: "3.9", python: "3.9", tox: py39-marshmallow3 }
-          - { name: "3.13", python: "3.13", tox: py313-marshmallow3 }
-          - { name: "lowest", python: "3.9", tox: py39-lowest }
-          - { name: "dev", python: "3.13", tox: py313-marshmallowdev }
-          - { name: "mypy-ma3", python: "3.13", tox: mypy-marshmallow3 }
-          - { name: "mypy-madev", python: "3.13", tox: mypy-marshmallowdev }
+          - { name: "3.10", tox: py310-marshmallow3 }
+          - { name: "3.14", tox: py314-marshmallow3 }
+          - { name: "lowest", tox: py310-lowest }
+          - { name: "dev", tox: py314-marshmallowdev }
+          - { name: "mypy-ma3", tox: mypy-marshmallow3 }
+          - { name: "mypy-madev", tox: mypy-marshmallowdev }
     steps:
       - uses: actions/checkout@v6
       - uses: astral-sh/setup-uv@v7
         with:
-          python-version: ${{ matrix.python }}
           enable-cache: true
       - run: uv run tox -e${{ matrix.tox }}
   build:
@@ -32,7 +31,7 @@ jobs:
       - uses: actions/checkout@v6
       - uses: astral-sh/setup-uv@v7
         with:
-          python-version: "3.13"
+          python-version: "3.14"
           enable-cache: true
       - run: uv build
       - run: uvx twine check --strict dist/*
@@ -50,7 +49,7 @@ jobs:
       - uses: actions/checkout@v6
       - uses: astral-sh/setup-uv@v7
         with:
-          python-version: "3.13"
+          python-version: "3.14"
           enable-cache: true
       - run: uv run tox -e lint
   publish-to-pypi:

CHANGELOG.rst

@@ -1,6 +1,13 @@
 Changelog
 ---------
 
+unreleased
+++++++++++
+
+Other changes:
+
+* Drop support for Python 3.9, which is EOL. Support Python 3.10-3.14.
+
 1.4.2 (2025-04-09)
 ++++++++++++++++++
 

pyproject.toml

@@ -9,17 +9,16 @@ classifiers = [
   "Intended Audience :: Developers",
   "License :: OSI Approved :: MIT License",
   "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",
 ]
-requires-python = ">=3.9"
+requires-python = ">=3.10"
 dependencies = [
   "marshmallow>=3.18.0",
   "SQLAlchemy>=1.4.40,<3.0",
-  "typing-extensions; python_version < '3.10'",
 ]
 
 [project.urls]
@@ -34,7 +33,7 @@ docs = [
   "sphinx-copybutton",
   "sphinx-design",
   "sphinx-issues",
-  "sphinx>=8.1; python_version >= '3.11'",
+  "sphinx>=8.1",
   "sphinxext-opengraph",
 ]
 tests = ["pytest", "pytest-lazy-fixtures"]

tox.ini

@@ -1,9 +1,9 @@
 [tox]
 envlist=
     lint
-    py{39,310,311,312,313}-marshmallow3
-    py313-marshmallowdev
-    py39-lowest
+    py{310,311,312,313,314}-marshmallow3
+    py314-marshmallowdev
+    py310-lowest
     mypy-marshmallow{3,dev}
     docs