Declare support for 3.12.

Author: Julian

.github/workflows/ci.yml

@@ -65,7 +65,14 @@ 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

@@ -22,7 +22,7 @@ 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("-r", ROOT / "test-requirements.txt")
 

pyproject.toml

@@ -26,6 +26,7 @@ classifiers = [
   "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",
   "Topic :: File Formats :: JSON",