Update Python version support.

.github/workflows/pre-commit.yml

@@ -0,0 +1,33 @@
+# Generated from:
+# https://github.com/zopefoundation/meta/tree/master/config/pure-python
+name: pre-commit
+
+on:
+  pull_request:
+  push:
+    branches:
+    - master
+  # Allow to run this workflow manually from the Actions tab
+  workflow_dispatch:
+
+env:
+  FORCE_COLOR: 1
+
+jobs:
+  pre-commit:
+    name: linting
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+    - uses: actions/setup-python@v5
+      with:
+        python-version: 3.x
+    - uses: pre-commit/[email protected]
+      with:
+        extra_args: --all-files --show-diff-on-failure
+      env:
+        PRE_COMMIT_COLOR: always
+    - uses: pre-commit-ci/[email protected]
+      if: always()
+      with:
+        msg: Apply pre-commit code formatting

.github/workflows/tests.yml

@@ -20,15 +20,15 @@ jobs:
         - ["ubuntu", "ubuntu-latest"]
         config:
         # [Python version, tox env]
-        - ["3.11",  "release-check"]
-        - ["3.11",  "lint"]
-        - ["3.8",   "py38"]
-        - ["3.9",   "py39"]
-        - ["3.10",  "py310"]
-        - ["3.11",  "py311"]
-        - ["3.12",  "py312"]
+        - ["3.11", "release-check"]
+        - ["3.8", "py38"]
+        - ["3.9", "py39"]
+        - ["3.10", "py310"]
+        - ["3.11", "py311"]
+        - ["3.12", "py312"]
+        - ["3.13", "py313"]
         - ["pypy-3.10", "pypy3"]
-        - ["3.11",   "coverage"]
+        - ["3.11", "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
@@ -39,6 +39,7 @@ jobs:
       uses: actions/setup-python@v5
       with:
         python-version: ${{ matrix.config[0] }}
+        allow-prereleases: true
     - name: Pip cache
       uses: actions/cache@v4
       with:

.meta.toml

@@ -2,7 +2,7 @@
 # https://github.com/zopefoundation/meta/tree/master/config/pure-python
 [meta]
 template = "pure-python"
-commit-id = "2247fc22"
+commit-id = "c4179d8f"
 
 [python]
 with-pypy = true

.pre-commit-config.yaml

@@ -0,0 +1,28 @@
+# Generated from:
+# https://github.com/zopefoundation/meta/tree/master/config/pure-python
+minimum_pre_commit_version: '3.6'
+repos:
+  - repo: https://github.com/pycqa/isort
+    rev: "5.13.2"
+    hooks:
+    - id: isort
+  - repo: https://github.com/hhatto/autopep8
+    rev: "v2.3.1"
+    hooks:
+    - id: autopep8
+      args: [--in-place, --aggressive, --aggressive]
+  - repo: https://github.com/asottile/pyupgrade
+    rev: v3.19.0
+    hooks:
+    - id: pyupgrade
+      args: [--py38-plus]
+  - repo: https://github.com/isidentical/teyit
+    rev: 0.4.3
+    hooks:
+    - id: teyit
+  - repo: https://github.com/PyCQA/flake8
+    rev: "7.1.1"
+    hooks:
+    - id: flake8
+      additional_dependencies:
+        - flake8-debugger == 4.1.2

CHANGES.rst

@@ -5,6 +5,8 @@
 2.0 (unreleased)
 ================
 
+- Add support for Python 3.13.
+
 - Drop support for Python 2.7, 3.5, 3.6, 3.7.
 
 - Add support for Python 3.9, 3.10, 3.11, 3.12.

MANIFEST.in

@@ -5,6 +5,7 @@ include *.rst
 include *.txt
 include buildout.cfg
 include tox.ini
+include .pre-commit-config.yaml
 
 recursive-include src *.py
 recursive-include src *.pt

pyproject.toml

@@ -0,0 +1,21 @@
+# 
+# Generated from:
+# https://github.com/zopefoundation/meta/tree/master/config/pure-python
+
+[build-system]
+requires = ["setuptools < 74"]
+build-backend = "setuptools.build_meta"
+
+[tool.coverage.run]
+branch = true
+source = ["zope.file"]
+
+[tool.coverage.report]
+fail_under = 95
+precision = 2
+ignore_errors = true
+show_missing = true
+exclude_lines = ["pragma: no cover", "pragma: nocover", "except ImportError:", "raise NotImplementedError", "if __name__ == '__main__':", "self.fail", "raise AssertionError", "raise unittest.Skip"]
+
+[tool.coverage.html]
+directory = "parts/htmlcov"

setup.py

@@ -81,6 +81,7 @@ def read(*rnames):
         'Programming Language :: Python :: 3.10',
         'Programming Language :: Python :: 3.11',
         'Programming Language :: Python :: 3.12',
+        'Programming Language :: Python :: 3.13',
         'Programming Language :: Python :: Implementation :: CPython',
         'Programming Language :: Python :: Implementation :: PyPy',
         'Natural Language :: English',

tox.ini

@@ -10,6 +10,7 @@ envlist =
     py310
     py311
     py312
+    py313
     pypy3
     coverage
     minimal
@@ -19,10 +20,7 @@ usedevelop = true
 package = wheel
 wheel_build_env = .pkg
 deps =
-    setuptools < 69
-setenv =
-    py312: VIRTUALENV_PIP=23.1.2
-    py312: PIP_REQUIRE_VIRTUALENV=0
+    setuptools < 74
 commands =
     zope-testrunner --test-path=src {posargs:-vc}
 extras =
@@ -33,11 +31,18 @@ extras =
 deps =
     zope.testrunner
     zope.testing
+
+[testenv:setuptools-latest]
+basepython = python3
+deps =
+    git+https://github.com/pypa/setuptools.git\#egg=setuptools
+
 [testenv:release-check]
 description = ensure that the distribution is ready to release
 basepython = python3
 skip_install = true
 deps =
+    setuptools < 74
     twine
     build
     check-manifest
@@ -51,51 +56,23 @@ commands =
     twine check dist/*
 
 [testenv:lint]
+description = This env runs all linters configured in .pre-commit-config.yaml
 basepython = python3
 skip_install = true
 deps =
-    isort
-    flake8
-commands =
-    isort --check-only --diff {toxinidir}/src {toxinidir}/setup.py
-    flake8 src setup.py
-
-[testenv:isort-apply]
-basepython = python3
-skip_install = true
+    pre-commit
 commands_pre =
-deps =
-    isort
 commands =
-    isort {toxinidir}/src {toxinidir}/setup.py []
+    pre-commit run --all-files --show-diff-on-failure
 
 [testenv:coverage]
 basepython = python3
 allowlist_externals =
     mkdir
 deps =
-    coverage
+    coverage[toml]
 commands =
     mkdir -p {toxinidir}/parts/htmlcov
     coverage run -m zope.testrunner --test-path=src {posargs:-vc}
-    coverage html --ignore-errors
-    coverage report --show-missing --fail-under=95
-
-[coverage:run]
-branch = True
-source = zope.file
-
-[coverage:report]
-precision = 2
-ignore_errors = True
-exclude_lines =
-    pragma: no cover
-    pragma: nocover
-    except ImportError:
-    raise NotImplementedError
-    if __name__ == '__main__':
-    self.fail
-    raise AssertionError
-
-[coverage:html]
-directory = parts/htmlcov
+    coverage html
+    coverage report