Add support for Python 3.11 (as of 3.11a6).

.github/workflows/tests.yml

@@ -104,6 +104,7 @@ jobs:
           - "3.8"
           - "3.9"
           - "3.10"
+          - "3.11.0-alpha.5"
         os: [ubuntu-20.04, macos-latest]
         exclude:
           - os: macos-latest
@@ -172,6 +173,7 @@ jobs:
           && startsWith(github.ref, 'refs/tags')
           && startsWith(runner.os, 'Mac')
           && !startsWith(matrix.python-version, 'pypy')
+          && !startsWith(matrix.python-version, '3.11.0-alpha.5')
         env:
           TWINE_PASSWORD: ${{ secrets.TWINE_PASSWORD }}
         run: |
@@ -193,6 +195,7 @@ jobs:
           - "3.8"
           - "3.9"
           - "3.10"
+          - "3.11.0-alpha.5"
         os: [ubuntu-20.04, macos-latest]
         exclude:
           - os: macos-latest
@@ -236,7 +239,9 @@ jobs:
       - name: Install persistent
         run: |
           pip install -U wheel setuptools
-          pip install -U coverage
+          # coverage has a wheel on PyPI for a future python version which is
+          # not ABI compatible with the current one, so build it from sdist:
+          pip install -U --no-binary :all: coverage
           pip install -U 'faulthandler; python_version == "2.7" and platform_python_implementation == "CPython"'
           # Unzip into src/ so that testrunner can find the .so files
           # when we ask it to load tests from that directory. This

.manylinux-install.sh

@@ -31,6 +31,7 @@ for PYBIN in /opt/python/*/bin; do
     if \
        [[ "${PYBIN}" == *"cp27"* ]] || \
        [[ "${PYBIN}" == *"cp35"* ]] || \
+       [[ "${PYBIN}" == *"cp311"* ]] || \
        [[ "${PYBIN}" == *"cp36"* ]] || \
        [[ "${PYBIN}" == *"cp37"* ]] || \
        [[ "${PYBIN}" == *"cp38"* ]] || \
@@ -39,10 +40,10 @@ for PYBIN in /opt/python/*/bin; do
         "${PYBIN}/pip" install -e /io/
         "${PYBIN}/pip" wheel /io/ -w wheelhouse/
         if [ `uname -m` == 'aarch64' ]; then
-         cd /io/
-         "${PYBIN}/pip" install tox
-         "${PYBIN}/tox" -e py
-         cd ..
+          cd /io/
+          "${PYBIN}/pip" install tox
+          "${PYBIN}/tox" -e py
+          cd ..
         fi
         rm -rf /io/build /io/*.egg-info
     fi

.meta.toml

@@ -2,13 +2,13 @@
 # https://github.com/zopefoundation/meta/tree/master/config/c-code
 [meta]
 template = "c-code"
-commit-id = "121e74bd9c9718abd9a1a079e6ede252c1a0ba7d"
+commit-id = "0f5b30c3eb96c0e18b70965c730100a0de9ad50b"
 
 [python]
 with-appveyor = true
 with-windows = false
 with-pypy = true
-with-future-python = false
+with-future-python = true
 with-legacy-python = true
 with-docs = true
 with-sphinx-doctests = true

CHANGES.rst

@@ -2,10 +2,10 @@
  ``persistent`` Changelog
 ==========================
 
-4.8.1 (unreleased)
+4.9.0 (unreleased)
 ==================
 
-- Nothing changed yet.
+- Add support for Python 3.11 (as of 3.11a5).
 
 
 4.8.0 (2022-03-07)

appveyor.yml

@@ -24,6 +24,10 @@ environment:
     - python: 39-x64
     - python: 310
     - python: 310-x64
+    # `multibuild` cannot install non-final versions as they are not on
+    # ftp.python.org, so we skip Python 3.11 until its final release:
+    # - python: 311
+    # - python: 311-x64
 
 install:
   - "SET PYTHONVERSION=%PYTHON%"

setup.py

@@ -19,7 +19,7 @@
 from setuptools import find_packages
 from setuptools import setup
 
-version = '4.8.1.dev0'
+version = '4.9.0.dev0'
 
 here = os.path.abspath(os.path.dirname(__file__))
 

src/persistent/cPersistence.c

@@ -1091,7 +1091,7 @@ static int
 Per_set_changed(cPersistentObject *self, PyObject *v)
 {
     int deactivate = 0;
-    int true;
+    int istrue;
 
     if (!v)
     {
@@ -1114,7 +1114,7 @@ Per_set_changed(cPersistentObject *self, PyObject *v)
             Py_DECREF(res);
         else
         {
-            /* an error occured in _p_deactivate().
+            /* an error occurred in _p_deactivate().
 
                 It's not clear what we should do here.  The code is
                 obviously ignoring the exception, but it shouldn't return
@@ -1136,10 +1136,10 @@ Per_set_changed(cPersistentObject *self, PyObject *v)
     * If passed a false argument, and the object isn't a ghost, set the
     * state as up-to-date.
     */
-    true = PyObject_IsTrue(v);
-    if (true == -1)
+    istrue = PyObject_IsTrue(v);
+    if (istrue == -1)
         return -1;
-    if (true)
+    if (istrue)
     {
         if (self->state < 0)
         {

tox.ini

@@ -11,6 +11,7 @@ envlist =
     py38,py38-pure
     py39,py39-pure
     py310,py310-pure
+    py311,py311-pure
     pypy
     pypy3
     docs