Add support for Python 3.12

.github/workflows/tests.yml

@@ -16,7 +16,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
-        python: ['3.7', '3.8', '3.9', '3.10', '3.11', 'pypy-3.9']
+        python: ['3.7', '3.8', '3.9', '3.10', '3.11', '3.12', 'pypy-3.9']
         exclude:
           # pypy3 currently fails to run on Windows
           - os: windows-latest

.readthedocs.yaml

@@ -3,7 +3,7 @@ version: 2
 build:
   os: ubuntu-22.04
   tools:
-    python: "3.11"
+    python: "3"
 
 sphinx:
   configuration: docs/conf.py

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist=flake8,py37,py38,py39,py310,py311,pypy3,docs
+envlist=flake8,py{37,38,39,310,311,312,py3},docs
 skip_missing_interpreters=True
 
 [gh-actions]
@@ -9,6 +9,7 @@ python =
     3.9: py39
     3.10: py310
     3.11: py311
+    3.12: py312
     pypy-3: pypy3
 
 [testenv]