[#7] Support Python 3.12 (and Python3.11)

.github/workflows/build_linux.yml

@@ -15,7 +15,7 @@ jobs:
     strategy:
       matrix:
         os: ["ubuntu-20.04", "ubuntu-22.04"]
-        python-version: ["3.8", "3.9", "3.10"]
+        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
     steps:
     - name: Checkout
       uses: actions/checkout@v3
@@ -37,6 +37,7 @@ jobs:
       run: |
         python -m pip install --upgrade pip
         python -m pip install virtualenv
+        python -m pip install setuptools # necessary for pkg_resources on Python 3.12
 
     - name: Build Zserio PyPi
       run: scripts/build.sh

.github/workflows/build_windows.yml

@@ -15,7 +15,7 @@ jobs:
     strategy:
       matrix:
         os: ["windows-latest"]
-        python-version: ["3.8", "3.9", "3.10"]
+        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
     steps:
     - name: Checkout
       uses: actions/checkout@v3
@@ -37,6 +37,7 @@ jobs:
       run: |
         python -m pip install --upgrade pip
         python -m pip install virtualenv
+        python -m pip install setuptools # necessary for pkg_resources on Python 3.12
 
     - name: Build Zserio PyPi
       run: scripts/build.sh

scripts/common_tools.sh

@@ -68,6 +68,8 @@ check_python_version()
 }
 
 # Check python requirements.
+#
+# Note: From Python 3.12, setuptools must be installed.
 check_python_requirements()
 {
     exit_if_argc_ne $# 2

scripts/test.sh

@@ -12,7 +12,7 @@ test()
     local PYPI_DISTR_DIR="$1"; shift
     local TEST_PACKAGE_EXTENSION="$1"; shift
 
-    local TEST_PYTHON_REQUIREMENTS=("coverage==6.5.0" "pylint==2.12.2" "mypy==0.931")
+    local TEST_PYTHON_REQUIREMENTS=("coverage==6.5.0" "pylint==3.0.3" "mypy==0.931")
     activate_python_virtualenv "${TEST_BUILD_DIR}" TEST_PYTHON_REQUIREMENTS[@]
     if [ $? -ne 0 ] ; then
         return 1

setup.py

@@ -33,7 +33,7 @@ def _download_latest_zserio_release() -> str:
     print("extracting the latest zserio binaries")
     zserio_bin_zip_file = zipfile.ZipFile(io.BytesIO(zserio_bin_zip.read()), 'r')
     zserio_bin_zip_file.extractall(DOWNLOAD_DIR)
- 
+
     print("downloading the latest zserio runtime")
     zserio_runtime_libs_zip = urllib.request.urlopen(zserio_runtime_libs_zip_url)
     print("extracting the latest zserio runtime")

test/test_compiler.py

@@ -1,6 +1,6 @@
 import unittest
 import os
-import distutils.dir_util
+import shutil
 import importlib
 import subprocess
 
@@ -48,7 +48,7 @@ def test_generate_default_package(self):
         zs_dir = os.path.join(self._get_test_zs_dir(), "default_package")
         build_dir = os.path.join(self._get_build_test_dir(), "generate_default_package")
         test_zs_dir = os.path.join(build_dir, "zs")
-        distutils.dir_util.copy_tree(zs_dir, test_zs_dir)
+        shutil.copytree(zs_dir, test_zs_dir, dirs_exist_ok = True)
         gen_dir = os.path.join(build_dir, "gen")
         main_zs_file = "structure_default.zs"
         current_dir = os.getcwd()
@@ -112,7 +112,7 @@ def test_generate_without_gen_dir(self):
         zs_dir = os.path.join(self._get_test_zs_dir(), "main_zs_without_path")
         build_dir = os.path.join(self._get_build_test_dir(), "generate_without_gen_dir")
         test_zs_dir = os.path.join(build_dir, "zs")
-        distutils.dir_util.copy_tree(zs_dir, test_zs_dir)
+        shutil.copytree(zs_dir, test_zs_dir, dirs_exist_ok = True)
         main_zs_file = "structure_without_path.zs"
         current_dir = os.getcwd()
         os.chdir(test_zs_dir)
@@ -131,7 +131,7 @@ def test_generate_without_gen_dir_with_zs_dir(self):
         zs_dir = os.path.join(self._get_test_zs_dir(), "main_zs_without_path")
         build_dir = os.path.join(self._get_build_test_dir(), "generate_without_gen_dir_with_zs_dir")
         test_zs_dir = os.path.join(build_dir, "zs")
-        distutils.dir_util.copy_tree(zs_dir, test_zs_dir)
+        shutil.copytree(zs_dir, test_zs_dir, dirs_exist_ok = True)
         main_zs_file = "structure_without_path.zs"
         api = generate(main_zs_file, zs_dir=test_zs_dir)