Add tests and classifiers for 3.11 and 3.12

- Add 3.11 and 3.12 to tox and GHA
- Run linting in separate GHA job
- defusedxml is now mature

.github/workflows/main.yml

@@ -1,3 +1,9 @@
+---
+name: CI
+
+permissions:
+  contents: read
+
 on:
   push:
     branches: 
@@ -9,31 +15,53 @@ on:
       - master
       - main
       - v*.x
+  schedule:
+    # every Monday
+    - cron: '30 4 * * 1'
   workflow_dispatch:
 
 jobs:
   tests:
-    name: "Python ${{ matrix.python-version }}"
-    runs-on: "ubuntu-20.04"
+    name: "Python ${{ matrix.python-version }} on ${{ matrix.image }}"
+    runs-on: "${{ matrix.image }}"
     strategy:
       fail-fast: false
       matrix:
         python-version:
-          - "3.6"
           - "3.7"
           - "3.8"
           - "3.9"
           - "3.10"
-          - "3.11-dev"
+          - "3.11"
+          - "3.12"
+        image: 
+          - "ubuntu-22.04"
+        include:
+          - python-version: "3.6"
+            image: "ubuntu-20.04"
     steps:
-      - uses: "actions/checkout@v3"
+      - uses: "actions/checkout@v4"
       - uses: "actions/setup-python@v4"
         with:
           python-version: "${{ matrix.python-version }}"
+          allow-prereleases: true
       - name: "Update pip"
         run: python -m pip install --upgrade pip setuptools wheel
       - name: "Install tox dependencies"
         run: python -m pip install --upgrade tox tox-gh-actions
       - name: "Run tox for ${{ matrix.python-version }}"
         run: "python -m tox"
-
+  lint:
+    name: "Linting"
+    runs-on: "ubuntu-22.04"
+    steps:
+      - uses: "actions/checkout@v4"
+      - uses: "actions/setup-python@v4"
+        with:
+          python-version: "3.11"
+      - name: "Update pip"
+        run: python -m pip install --upgrade pip setuptools wheel
+      - name: "Install tox dependencies"
+        run: python -m pip install --upgrade tox
+      - name: "Run tox for lint"
+        run: "python -m tox -e black,doc,pep8py3"

.github/workflows/pypi.yml

@@ -1,5 +1,5 @@
 ---
-name: Build and upload to PyPI
+name: "Build for PyPI (optionally: upload)"
 
 permissions:
   contents: read

CHANGES.txt

@@ -5,7 +5,7 @@ defusedxml 0.8.0.dev1
 ---------------------
 
 - Drop support for Python 2.7, 3.4, and 3.5.
-- Officially support Python 3.10, 3.11, 3.12. (0.7 works fine, too.)
+- Test on 3.10, 3.11, and 3.12.
 - Add ``defusedxml.ElementTree.fromstringlist()``
 - Fix regression ``defusedxml.ElementTree.ParseError`` (#63)
   The ``ParseError`` exception is now the same class object as

setup.py

@@ -47,7 +47,7 @@ def run(self):
     long_description="\n".join(long_description),
     long_description_content_type="text/x-rst",
     classifiers=[
-        "Development Status :: 5 - Production/Stable",
+        "Development Status :: 6 - Mature",
         "Intended Audience :: Developers",
         "License :: OSI Approved :: Python Software Foundation License",
         "Natural Language :: English",
@@ -59,6 +59,7 @@ def run(self):
         "Programming Language :: Python :: 3.9",
         "Programming Language :: Python :: 3.10",
         "Programming Language :: Python :: 3.11",
+        "Programming Language :: Python :: 3.12",
         "Topic :: Text Processing :: Markup :: XML",
     ],
     python_requires=">=3.6",

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = py36,py37,py38,py39,py310,py311,black,pep8py3,doc
+envlist = py36,py37,py38,py39,py310,py311,py312,black,pep8py3,doc
 skip_missing_interpreters = true
 
 [testenv]
@@ -8,10 +8,6 @@ commands =
 deps =
     lxml
 
-[testenv:py38]
-# lxml FTBFS because Python sets -Wimplicit-int
-deps =
-
 [testenv:black]
 commands = black --check --verbose \
     {toxinidir}/setup.py \
@@ -47,6 +43,8 @@ max-line-length = 98
 python =
     3.6: py36
     3.7: py37
-    3.8: py38, pep8py3
-    3.9: py39, doc
-    3.10: py310, black
+    3.8: py38
+    3.9: py39
+    3.10: py310
+    3.11: py311
+    3.12: py312