Update Actions and python & sphinx matrix

Update pytest to work with newer python versions
Update supported Python versions to currently supported

.github/workflows/CI.yml

@@ -1,29 +1,21 @@
 name: CI
-on:
-  push:
-    branches:
-      - main
-  pull_request:
-    branches:
-      - main
-  create:
-    tags:
-      - '*'
+on: [pull_request, push]
+
 jobs:
   check:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
-      - uses: actions/setup-python@v2
-      - uses: psf/black@20.8b1
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
+      - uses: psf/black@24.4.2
 
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
-      - uses: actions/setup-python@v2
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
         with:
-          python-version: 3.6
+          python-version: 3.9
       - name: Install Dependencies
         run: |
           python -m pip install --upgrade pip
@@ -33,7 +25,7 @@ jobs:
           python setup.py sdist
           python setup.py bdist_wheel
       - name: Upload build artifacts
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v4
         with:
           name: dist
           path: dist
@@ -43,14 +35,14 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ['3.6', '3.7',  '3.8', '3.9', 'pypy3']
-        sphinx-version: ['2', '3']
+        python-version: ['3.8', '3.9', '3.10', '3.11', '3.12', 'pypy3.9']
+        sphinx-version: ['2', '3', '4', '5', '6', '7']
 
     name: "Test - Python(${{ matrix.python-version }}), Sphinx(${{ matrix.sphinx-version }})"
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Setup Python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python-version }}
 
@@ -60,7 +52,7 @@ jobs:
           pip install -r ./dev-requirements.txt
 
       - name: Download build artifacts
-        uses: actions/download-artifact@v2
+        uses: actions/download-artifact@v4
         with:
           name: dist
           path: dist
@@ -80,12 +72,12 @@ jobs:
     if: contains(github.ref, 'refs/tags/') && github.repository_owner	== 'wpilibsuite'
     steps:
       - name: Download build artifacts
-        uses: actions/download-artifact@v2
+        uses: actions/download-artifact@v4
         with:
           name: dist
           path: dist
       - name: Publish a Python distribution to PyPI
-        uses: pypa/gh-action-pypi-publish@master
+        uses: pypa/gh-action-pypi-publish@release/v1
         with:
           user: __token__
           password: ${{ secrets.pypi_password }}

dev-requirements.txt

@@ -1,5 +1,6 @@
 sphinx
 six
-pytest==5.4.3
-wheel==0.34.2
-requests==2.25.1
+wheel==0.43.0
+pytest==7.4.4
+requests==2.25.1
+defusedxml

setup.py

@@ -37,16 +37,17 @@
         "License :: OSI Approved :: MIT License",
         "Natural Language :: English",
         "Operating System :: OS Independent",
-        "Programming Language :: Python :: 3.6",
-        "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",
+        "Programming Language :: Python :: 3.12",
         "Programming Language :: Python",
         "Topic :: Documentation :: Sphinx",
         "Topic :: Documentation",
         "Topic :: Software Development :: Documentation",
         "Topic :: Text Processing",
         "Topic :: Utilities",
     ],
-    python_requires=">=3.6",
+    python_requires=">=3.8",
 )