feature: use ABI3 for cp36+

.github/workflows/build.yml

@@ -20,15 +20,15 @@
 on: [push, pull_request]
 name: build
 jobs:
-  # Linux + macOS + Python 3
-  linux-macos-py3:
+  # Linux + macOS + Windows Python 3
+  py3:
     name: ${{ matrix.os }}-py3
     runs-on: ${{ matrix.os }}
     timeout-minutes: 20
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-latest, macos-12]
+        os: [ubuntu-latest, macos-12, windows-2019]
 
     steps:
     - name: Cancel previous runs
@@ -60,6 +60,49 @@ jobs:
         mv dist/psutil*.tar.gz wheelhouse/
         python scripts/internal/print_hashes.py wheelhouse/
 
+  # Windows cp37+ tests
+  # psutil tests do not like running from a virtualenv with python>=3.7 so
+  # not using cibuildwheel for those. run them "manually" with this job.
+  windows-py3-test:
+    name: windows-py3-test-${{ matrix.python }}-${{ matrix.architecture }}
+    needs: py3
+    runs-on: windows-2019
+    timeout-minutes: 20
+    strategy:
+      fail-fast: false
+      matrix:
+        python: ["3.7", "3.8", "3.9", "3.10", "~3.11.0-0"]
+        architecture: ["x86", "x64"]
+
+    steps:
+    - name: Cancel previous runs
+      uses: styfle/cancel-workflow-action@0.9.1
+      with:
+        access_token: ${{ github.token }}
+    - uses: actions/checkout@v3
+    - uses: actions/setup-python@v4
+      with:
+        python-version: "${{ matrix.python }}"
+        architecture: "${{ matrix.architecture }}"
+        cache: pip
+        cache-dependency-path: .github/workflows/build.yml
+    - name: Download wheels
+      uses: actions/download-artifact@v3
+      with:
+        name: wheels
+        path: wheelhouse
+    - name: Run tests
+      run: |
+        mkdir .tests
+        cd .tests
+        pip install $(find ../wheelhouse -name '*-cp36-abi3-${{ matrix.architecture == 'x86' && 'win32' || 'win_amd64'}}.whl')[test]
+        export PYTHONWARNINGS=always
+        export PYTHONUNBUFFERED=1
+        export PSUTIL_DEBUG=1
+        python ../psutil/tests/runner.py
+        python ../psutil/tests/test_memleaks.py
+      shell: bash
+
   # Linux + macOS + Python 2
   linux-macos-py2:
     name: ${{ matrix.os }}-py2

appveyor.yml

@@ -24,62 +24,17 @@ environment:
       PYTHON_VERSION: "2.7.x"
       PYTHON_ARCH: "32"
 
-    - PYTHON: "C:\\Python36"
-      PYTHON_VERSION: "3.6.x"
-      PYTHON_ARCH: "32"
-
-    - PYTHON: "C:\\Python37"
-      PYTHON_VERSION: "3.7.x"
-      PYTHON_ARCH: "32"
-
-    - PYTHON: "C:\\Python38"
-      PYTHON_VERSION: "3.8.x"
-      PYTHON_ARCH: "32"
-
-    - PYTHON: "C:\\Python39"
-      PYTHON_VERSION: "3.9.x"
-      APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2019
-      PYTHON_ARCH: "32"
-
-    - PYTHON: "C:\\Python310"
-      PYTHON_VERSION: "3.10.x"
-      APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2019
-      PYTHON_ARCH: "32"
-
     # 64 bits
 
     - PYTHON: "C:\\Python27-x64"
       PYTHON_VERSION: "2.7.x"
       PYTHON_ARCH: "64"
 
-    - PYTHON: "C:\\Python36-x64"
-      PYTHON_VERSION: "3.6.x"
-      PYTHON_ARCH: "64"
-
-    - PYTHON: "C:\\Python37-x64"
-      PYTHON_VERSION: "3.7.x"
-      PYTHON_ARCH: "64"
-
-    - PYTHON: "C:\\Python38-x64"
-      PYTHON_VERSION: "3.8.x"
-      PYTHON_ARCH: "64"
-
-    - PYTHON: "C:\\Python39-x64"
-      PYTHON_VERSION: "3.9.x"
-      APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2019
-      PYTHON_ARCH: "64"
-
-    - PYTHON: "C:\\Python310-x64"
-      PYTHON_VERSION: "3.10.x"
-      APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2019
-      PYTHON_ARCH: "64"
 
 init:
   - "ECHO %PYTHON% %PYTHON_VERSION% %PYTHON_ARCH%"
 
 install:
-  - "powershell .ci\\appveyor\\install.ps1"
-  # - ps: (new-object net.webclient).DownloadFile('https://raw.github.com/pypa/pip/master/contrib/get-pip.py', 'C:/get-pip.py')
   - "%WITH_COMPILER% %PYTHON%/python.exe -m pip --version"
   - "%WITH_COMPILER% %PYTHON%/python.exe -m pip install --upgrade --user setuptools pip"
   - "%WITH_COMPILER% %PYTHON%/python.exe scripts/internal/winmake.py setup-dev-env"

psutil/_psutil_linux.c

@@ -296,52 +296,46 @@ psutil_proc_cpu_affinity_set(PyObject *self, PyObject *args) {
     cpu_set_t cpu_set;
     size_t len;
     pid_t pid;
-    int i, seq_len;
+    Py_ssize_t i, seq_len;
     PyObject *py_cpu_set;
-    PyObject *py_cpu_seq = NULL;
 
     if (!PyArg_ParseTuple(args, _Py_PARSE_PID "O", &pid, &py_cpu_set))
         return NULL;
 
     if (!PySequence_Check(py_cpu_set)) {
-        PyErr_Format(PyExc_TypeError, "sequence argument expected, got %s",
-                     Py_TYPE(py_cpu_set)->tp_name);
-        goto error;
+        return PyErr_Format(PyExc_TypeError, "sequence argument expected, got %R", Py_TYPE(py_cpu_set));
     }
 
-    py_cpu_seq = PySequence_Fast(py_cpu_set, "expected a sequence or integer");
-    if (!py_cpu_seq)
-        goto error;
-    seq_len = PySequence_Fast_GET_SIZE(py_cpu_seq);
+    seq_len = PySequence_Size(py_cpu_set);
+    if (seq_len < 0) {
+        return NULL;
+    }
     CPU_ZERO(&cpu_set);
     for (i = 0; i < seq_len; i++) {
-        PyObject *item = PySequence_Fast_GET_ITEM(py_cpu_seq, i);
+        PyObject *item = PySequence_GetItem(py_cpu_set, i);
+        if (!item) {
+            return NULL;
+        }
 #if PY_MAJOR_VERSION >= 3
         long value = PyLong_AsLong(item);
 #else
         long value = PyInt_AsLong(item);
 #endif
+        Py_XDECREF(item);
         if ((value == -1) || PyErr_Occurred()) {
             if (!PyErr_Occurred())
                 PyErr_SetString(PyExc_ValueError, "invalid CPU value");
-            goto error;
+            return NULL;
         }
         CPU_SET(value, &cpu_set);
     }
 
     len = sizeof(cpu_set);
     if (sched_setaffinity(pid, len, &cpu_set)) {
-        PyErr_SetFromErrno(PyExc_OSError);
-        goto error;
+        return PyErr_SetFromErrno(PyExc_OSError);
     }
 
-    Py_DECREF(py_cpu_seq);
     Py_RETURN_NONE;
-
-error:
-    if (py_cpu_seq != NULL)
-        Py_DECREF(py_cpu_seq);
-    return NULL;
 }
 #endif  /* PSUTIL_HAVE_CPU_AFFINITY */
 

psutil/arch/windows/process_info.c

@@ -578,7 +578,7 @@ psutil_get_cmdline(DWORD pid, int use_peb) {
             wcslen(szArglist[i]));
         if (py_unicode == NULL)
             goto out;
-        PyList_SET_ITEM(py_retlist, i, py_unicode);
+        PyList_SetItem(py_retlist, i, py_unicode);
         py_unicode = NULL;
     }
     ret = py_retlist;

pyproject.toml

@@ -38,12 +38,11 @@ exclude_lines = [
 ]
 
 [build-system]
-requires = ["setuptools>=43"]
+requires = ["setuptools>=43", "wheel"]
 build-backend = "setuptools.build_meta"
 
 [tool.cibuildwheel]
-build = ["cp36-*", "cp37-*", "cp38-*", "cp39-*", "cp310-*"]
-skip = ["*-musllinux*"]
+skip = ["pp*", "*-musllinux*"]
 test-extras = "test"
 test-command = [
     "PYTHONWARNINGS=always PYTHONUNBUFFERED=1 PSUTIL_DEBUG=1 python {project}/psutil/tests/runner.py",
@@ -52,3 +51,18 @@ test-command = [
 
 [tool.cibuildwheel.macos]
 archs = ["x86_64", "arm64"]
+
+[tool.cibuildwheel.windows]
+# psutil tests do not like running from a virtualenv with python>=3.7
+# restrict build & tests to cp36
+# cp36-abi3 wheels will need to be tested outside cibuildwheel for python>=3.7
+build = "cp36-*"
+test-command = [
+    "python {project}/psutil/tests/runner.py",
+    "python {project}/psutil/tests/test_memleaks.py"
+]
+
+[tool.cibuildwheel.windows.environment]
+PYTHONWARNINGS = "always"
+PYTHONUNBUFFERED = "1"
+PSUTIL_DEBUG = "1"