require 3.10; simplify build to always use Cython via isolated builds

.github/workflows/ci.yml

@@ -44,9 +44,8 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        # macos-13 runners are still x86_64, macos-14 (latest) are arm64; we want to build
-        # the x86_64 wheel on/for x86_64 macs
-        os: [macos-13, windows-latest]
+        # macos-15-intel is x86_64; macos-latest is arm64
+        os: [macos-15-intel, windows-latest]
         arch: [auto64]
         build: ["*"]
         skip: ["pp*"]
@@ -92,38 +91,36 @@ jobs:
         name: wheels-${{ matrix.os }}-${{ matrix.arch }}-${{ matrix.type }}
 
   build_arch_wheels:
-    name: py${{ matrix.python }} on ${{ matrix.arch }}
-    runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        # aarch64 uses qemu so it's slow, build each py version in parallel jobs
-        python: [310, 311, 312, 313, 314]
-        arch: [aarch64]
+    name: Build wheels on Linux ARM64
+    runs-on: ubuntu-24.04-arm
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0
-    - uses: docker/setup-qemu-action@v1.2.0
+    - name: Set up Python
+      uses: actions/setup-python@v5
       with:
-        platforms: all
+        python-version: "3.x"
     - name: Install dependencies
       run: pip install cibuildwheel
     - name: Build Wheels
       run: python -m cibuildwheel --output-dir wheelhouse .
       env:
-        CIBW_BUILD: cp${{ matrix.python }}-manylinux*
-        CIBW_ARCHS: ${{ matrix.arch }}
+        CIBW_BUILD: "cp310-manylinux* cp311-manylinux* cp312-manylinux* cp313-manylinux* cp314-manylinux*"
     - uses: actions/upload-artifact@v4
       with:
         path: wheelhouse/*.whl
-        name: wheels-${{ matrix.arch }}-${{ matrix.python }}
+        name: wheels-linux-arm64
 
   deploy:
     name: Upload if tagged commit
     if: startsWith(github.ref, 'refs/tags/')
     # but only if all build jobs completed successfully
     needs: [build_wheels, build_arch_wheels, build_sdist]
     runs-on: ubuntu-latest
+    permissions:
+      id-token: write
+      contents: write
 
     steps:
     - uses: actions/checkout@v4
@@ -163,7 +160,5 @@ jobs:
         draft: false
         prerelease: ${{ env.IS_PRERELEASE }}
 
-    - uses: pypa/gh-action-pypi-publish@v1.4.2
-      with:
-        user: __token__
-        password: ${{ secrets.PYPI_PASSWORD }}
+    - name: Publish to PyPI
+      uses: pypa/gh-action-pypi-publish@release/v1

README.rst

@@ -10,9 +10,6 @@ Pyclipper is a Cython wrapper exposing public functions and classes of
 the C++ translation of the `Angus Johnson's Clipper library (ver.
 6.4.2) <http://www.angusj.com/delphi/clipper.php>`__.
 
-Pyclipper releases were tested with Python 2.7 and 3.4 on Linux (Ubuntu
-14.04, x64) and Windows (8.1, x64).
-
 Source code is available on
 `GitHub <https://github.com/fonttools/pyclipper>`__. The package is published on 
 `PyPI <https://pypi.python.org/pypi/pyclipper>`__.
@@ -35,45 +32,17 @@ About Clipper
 Install
 =======
 
-Dependencies
-------------
-
-Cython dependency is optional. Cpp sources generated with Cython are
-available in releases.
-
-Note on using the ``setup.py``:
-
-``setup.py`` operates in 2 modes that are based on the presence of the
-``dev`` file in the root of the project.
-
--  When ``dev`` is **present**, Cython will be used to compile the ``.pyx``
-   sources. This is the *development mode* (as you get it in the git
-   repository).
--  When ``dev`` is **absent**, C/C++ compiler will be used to compile the
-   ``.cpp`` sources (that were prepared in in the development mode).
-   This is the distribution mode (as you get it on PyPI).
-
-This way the package can be used without or with an incompatible version
-of Cython.
-
-The idea comes from `Matt Shannon's bandmat
-library <https://github.com/MattShannon/bandmat>`__.
-
 From PyPI
 ---------
 
-Cython not required.
-
 ::
 
         pip install pyclipper
-        
+
 
 From source
 -----------
 
-Cython required.
-
 Clone the repository:
 
 ::
@@ -85,15 +54,13 @@ Install:
 
 ::
 
-        python setup.py install
-
+        pip install .
 
-After every modification of ``.pyx`` files compile with Cython:
+For development, use an editable install:
 
 ::
 
-        python setup.py build_ext --inplace
-
+        pip install -e .
 
 Clippers' preprocessor directives
 ---------------------------------
@@ -196,6 +163,8 @@ License
 Changelog
 =========
 
+For recent versions, see the `GitHub Releases page <https://github.com/fonttools/pyclipper/releases>`__.
+
 1.1.0
 -------
 

pyproject.toml

@@ -5,5 +5,8 @@ requires = [
     "setuptools_scm",
     "cython",
 ]
-
 build-backend = "setuptools.build_meta"
+
+[tool.pytest.ini_options]
+testpaths = ["tests"]
+addopts = "-v -ra"

setup.py

@@ -1,51 +1,9 @@
-from __future__ import print_function
-import sys
-import os
 from setuptools import setup, find_packages
 from setuptools.extension import Extension
-from io import open
+from Cython.Distutils import build_ext
 
-"""
-Note on using the setup.py:
-setup.py operates in 2 modes that are based on the presence of the 'dev' file in the root of the project.
- - When 'dev' is present, Cython will be used to compile the .pyx sources. This is the development mode
-   (as you get it in the git repository).
- - When 'dev' is absent, C/C++ compiler will be used to compile the .cpp sources (that were prepared in
-   in the development mode). This is the distribution mode (as you get it on PyPI).
 
-This way the package can be used without or with an incompatible version of Cython.
-
-The idea comes from: https://github.com/MattShannon/bandmat
-"""
-dev_mode = os.path.exists('dev')
-
-if dev_mode:
-    from Cython.Distutils import build_ext
-
-    print('Development mode: Compiling Cython modules from .pyx sources.')
-    sources = ["src/pyclipper/_pyclipper.pyx", "src/clipper.cpp"]
-
-    from setuptools.command.sdist import sdist as _sdist
-
-    class sdist(_sdist):
-        """ Run 'cythonize' on *.pyx sources to ensure the .cpp files included
-        in the source distribution are up-to-date.
-        """
-        def run(self):
-            from Cython.Build import cythonize
-            cythonize(sources, language_level="2")
-            _sdist.run(self)
-
-    cmdclass = {'sdist': sdist, 'build_ext': build_ext}
-
-else:
-    print('Distribution mode: Compiling Cython generated .cpp sources.')
-    sources = ["src/pyclipper/_pyclipper.cpp", "src/clipper.cpp"]
-    cmdclass = {}
-
-
-needs_pytest = {'pytest', 'test'}.intersection(sys.argv)
-pytest_runner = ['pytest_runner'] if needs_pytest else []
+sources = ["src/pyclipper/_pyclipper.pyx", "src/clipper.cpp"]
 
 
 ext = Extension("pyclipper._pyclipper",
@@ -73,12 +31,18 @@ def run(self):
     maintainer="Cosimo Lupo",
     maintainer_email="cosimo@anthrotype.com",
     license='MIT',
-    url='https://github.com/greginvm/pyclipper',
+    url='https://github.com/fonttools/pyclipper',
     keywords=[
         'polygon clipping, polygon intersection, polygon union, polygon offsetting, polygon boolean, polygon, clipping, clipper, vatti'],
+    python_requires=">=3.10",
     classifiers=[
         "Programming Language :: Python",
         "Programming Language :: Python :: 3",
+        "Programming Language :: Python :: 3.10",
+        "Programming Language :: Python :: 3.11",
+        "Programming Language :: Python :: 3.12",
+        "Programming Language :: Python :: 3.13",
+        "Programming Language :: Python :: 3.14",
         "Programming Language :: Cython",
         "Programming Language :: C++",
         "Environment :: Other Environment",
@@ -94,10 +58,5 @@ def run(self):
     package_dir={"": "src"},
     packages=find_packages(where="src"),
     ext_modules=[ext],
-    setup_requires=[
-       'cython>=0.28',
-       'setuptools_scm>=1.11.1',
-    ] + pytest_runner,
-    tests_require=['pytest'],
-    cmdclass=cmdclass,
+    cmdclass={'build_ext': build_ext},
 )