Declare support for 3.12.

Author: Julian

.github/workflows/ci.yml

@@ -59,7 +59,14 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v4
         with:
-          python-version: "3.x"
+          python-version: |
+            3.8
+            3.9
+            3.10
+            3.11
+            3.12
+            pypy3.10
+          allow-prereleases: true
       - name: Set up nox
         uses: wntrblm/nox@2023.04.22
       - name: Run nox

noxfile.py

@@ -21,7 +21,7 @@ def _session(fn):
     return _session
 
 
-@session(python=["3.8", "3.9", "3.10", "3.11", "pypy3"])
+@session(python=["3.8", "3.9", "3.10", "3.11", "3.12", "pypy3"])
 def tests(session):
     session.install("pytest", ROOT)
     session.run("pytest", *session.posargs, PACKAGE)

pyproject.toml

@@ -22,11 +22,11 @@ classifiers = [
   "License :: OSI Approved :: MIT License",
   "Operating System :: OS Independent",
   "Programming Language :: Python",
-  "Programming Language :: Python :: 3",
   "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 :: Implementation :: CPython",
   "Programming Language :: Python :: Implementation :: PyPy",
   "Framework :: Sphinx :: Extension",