- add support for Python 3.12 and update to latest meta config template

.github/workflows/tests.yml

@@ -20,25 +20,27 @@ jobs:
         - ["ubuntu", "ubuntu-20.04"]
         config:
         # [Python version, tox env]
+        - ["3.9",   "release-check"]
         - ["3.9",   "lint"]
         - ["3.7",   "py37"]
         - ["3.8",   "py38"]
         - ["3.9",   "py39"]
         - ["3.10",  "py310"]
         - ["3.11",  "py311"]
+        - ["3.12",  "py312"]
         - ["3.9",   "coverage"]
 
     runs-on: ${{ matrix.os[1] }}
     if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name != github.event.pull_request.base.repo.full_name
     name: ${{ matrix.config[1] }}
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Set up Python
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v5
       with:
         python-version: ${{ matrix.config[0] }}
     - name: Pip cache
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       with:
         path: ~/.cache/pip
         key: ${{ runner.os }}-pip-${{ matrix.config[0] }}-${{ hashFiles('setup.*', 'tox.ini') }}

.meta.toml

@@ -2,7 +2,7 @@
 # https://github.com/zopefoundation/meta/tree/master/config/zope-product
 [meta]
 template = "zope-product"
-commit-id = "e5c611fb"
+commit-id = "17113b94"
 
 [python]
 with-pypy = false

CHANGES.rst

@@ -4,6 +4,8 @@ Changelog
 5.1 (unreleased)
 ----------------
 
+- Add support for Python 3.12.
+
 
 5.0 (2023-02-01)
 ----------------

setup.cfg

@@ -17,7 +17,7 @@ ignore =
 force_single_line = True
 combine_as_imports = True
 sections = FUTURE,STDLIB,THIRDPARTY,ZOPE,FIRSTPARTY,LOCALFOLDER
-known_third_party = six, docutils, pkg_resources, pytz
+known_third_party = docutils, pkg_resources, pytz
 known_zope =
 known_first_party = Products.GenericSetup
 default_section = ZOPE

setup.py

@@ -52,6 +52,7 @@ def _read(fname):
         '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',
         'Topic :: Communications :: Email',
     ],

tox.ini

@@ -3,24 +3,45 @@
 [tox]
 minversion = 3.18
 envlist =
+    release-check
     lint
     py37
     py38
     py39
     py310
     py311
+    py312
     coverage
 
 [testenv]
 skip_install = true
 deps =
     zc.buildout >= 3.0.1
     wheel > 0.37
+setenv =
+    py312: VIRTUALENV_PIP=23.1.2
+    py312: PIP_REQUIRE_VIRTUALENV=0
 commands_pre =
     {envbindir}/buildout -nc {toxinidir}/buildout.cfg buildout:directory={envdir} buildout:develop={toxinidir} install test test_with_gs
 commands =
     {envbindir}/test {posargs:-cv}
     {envbindir}/test_with_gs {posargs:-cv}
+[testenv:release-check]
+description = ensure that the distribution is ready to release
+basepython = python3
+skip_install = true
+deps =
+    twine
+    build
+    check-manifest
+    check-python-versions >= 0.20.0
+    wheel
+commands_pre =
+commands =
+    check-manifest
+    check-python-versions
+    python -m build --sdist --no-isolation
+    twine check dist/*
 
 [testenv:lint]
 basepython = python3
@@ -31,11 +52,7 @@ allowlist_externals =
 commands =
     isort --check-only --diff {toxinidir}/src {toxinidir}/setup.py
     flake8 {toxinidir}/src {toxinidir}/setup.py
-    check-manifest
-    check-python-versions
 deps =
-    check-manifest
-    check-python-versions
     flake8
     isort
     # Useful flake8 plugins that are Python and Plone specific:
@@ -55,6 +72,7 @@ commands =
 basepython = python3
 skip_install = true
 allowlist_externals =
+    {[testenv]allowlist_externals}
     mkdir
 deps =
     {[testenv]deps}