Setup binder as a Python package and publish pre-built wheels to PyPI

.github/workflows/wheels.yml

@@ -0,0 +1,140 @@
+name: Wheels
+
+on:
+  push:
+    branches:
+      - master
+    paths:
+      - ".github/workflows/wheels.yml"
+      - "python/**"
+      - "source/**"
+  pull_request:
+    branches:
+      - master
+    paths:
+      - ".github/workflows/wheels.yml"
+      - "python/**"
+      - "source/**"
+  release:
+    types: [published]
+  workflow_dispatch:
+
+concurrency:
+  group: wheels-${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  build-wheels:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os:
+          - ubuntu-22.04
+        archs:
+          - "x86_64"
+          - "i686"
+        impl:
+          - "manylinux"
+          - "musllinux"
+        include:
+          - os: windows-2022
+            archs: "AMD64"
+            impl: win
+          - os: windows-2022
+            archs: "x86"
+            impl: win
+          - os: macos-13
+            archs: "universal2"
+            impl: macosx
+      fail-fast: false
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Setup QEMU for Linux cross-compilation
+        if: runner.os == 'Linux'
+        uses: docker/setup-qemu-action@v3
+        with:
+          platforms: all
+
+      - name: Clone LLVM project
+        shell: bash
+        run: |
+          git clone -b release/6.x https://github.com/llvm/llvm-project.git
+        working-directory: python
+
+      - name: Setup LLVM project
+        shell: bash
+        run: |
+          echo 'add_subdirectory(binder)' > python/llvm-project/clang-tools-extra/CMakeLists.txt
+          cp -r source python/llvm-project/clang-tools-extra/binder
+
+      - name: Setup cibuildwheel and build wheels
+        run: |
+          pipx install cibuildwheel
+          pipx run cibuildwheel python
+        env:
+          CIBW_BUILD: cp313-${{ matrix.impl }}*
+          CIBW_ARCHS: ${{ matrix.archs }}
+
+      - name: Upload wheels to artifacts
+        uses: actions/upload-artifact@v4
+        with:
+          name: cppbinder-wheels-${{ matrix.os }}-${{ matrix.archs }}-${{ matrix.impl }}-${{ github.event_name == 'release' && github.ref_name || github.sha }}
+          path: ./wheelhouse/*.whl
+
+  build-sdist:
+    runs-on: ubuntu-22.04
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Clone LLVM project
+        shell: bash
+        run: |
+          git clone -b release/6.x https://github.com/llvm/llvm-project.git
+        working-directory: python
+
+      - name: Setup LLVM project
+        shell: bash
+        run: |
+          echo 'add_subdirectory(binder)' > python/llvm-project/clang-tools-extra/CMakeLists.txt
+          cp -r source python/llvm-project/clang-tools-extra/binder
+
+      - name: Setup build and build source distribution
+        run: |
+          pipx install build
+          pipx run build --sdist --outdir dist
+        working-directory: python
+
+      - name: Upload source distribution to artifacts
+        uses: actions/upload-artifact@v4
+        with:
+          name: cppbinder-sdist-${{ github.event_name == 'release' && github.ref_name || github.sha }}
+          path: ./python/dist/*.tar.gz
+
+  publish:
+    needs: [build-wheels, build-sdist]
+    if: github.event_name == 'release'
+    runs-on: ubuntu-22.04
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Download wheels and source distribution
+        uses: actions/download-artifact@v4
+        with:
+          pattern: cppbinder-*
+          path: dist
+          merge-multiple: true
+
+      - name: Publish package to PyPI
+        uses: pypa/[email protected]
+        with:
+          user: __token__
+          password: ${{ secrets.PYPI_API_TOKEN }}
+          packages-dir: dist

documentation/install.rst

@@ -1,5 +1,18 @@
-Installation
-============
+Install from PyPI
+=================
+
+The easiest way to install Binder is to use pip to install pre-built wheels from PyPI:
+
+.. code-block:: bash
+
+    pip install cppbinder
+
+This will install the latest version of Binder and its dependencies.
+
+To build Binder from source, follow the instructions below.
+
+Build and install from source
+=============================
 **Binder** is written in C++11 and must be built before use. This page describes the steps for the build process.
 Please note that installation require up to ~2.6+ Gb of free disk space.
 

python/.gitignore

@@ -0,0 +1,143 @@
+# Byte-compiled / optimized / DLL files
+__pycache__/
+*.py[cod]
+*$py.class
+
+# C extensions
+*.so
+
+# Distribution / packaging
+.Python
+build/
+develop-eggs/
+dist/
+downloads/
+eggs/
+.eggs/
+lib/
+lib64/
+parts/
+sdist/
+var/
+wheels/
+pip-wheel-metadata/
+share/python-wheels/
+*.egg-info/
+.installed.cfg
+*.egg
+MANIFEST
+
+# PyInstaller
+#  Usually these files are written by a python script from a template
+#  before PyInstaller builds the exe, so as to inject date/other infos into it.
+*.manifest
+*.spec
+
+# Installer logs
+pip-log.txt
+pip-delete-this-directory.txt
+
+# Unit test / coverage reports
+htmlcov/
+.tox/
+.nox/
+.coverage
+.coverage.*
+.cache
+nosetests.xml
+coverage.xml
+*.xml
+*.cover
+*.py,cover
+.hypothesis/
+.pytest_cache/
+
+# Translations
+*.mo
+*.pot
+
+# Django stuff:
+*.log
+local_settings.py
+db.sqlite3
+db.sqlite3-journal
+
+# Flask stuff:
+instance/
+.webassets-cache
+
+# Scrapy stuff:
+.scrapy
+
+# Sphinx documentation
+docs/_build/
+
+# PyBuilder
+target/
+
+# Jupyter Notebook
+.ipynb_checkpoints
+
+# IPython
+profile_default/
+ipython_config.py
+
+# pyenv
+.python-version
+
+# pipenv
+#   According to pypa/pipenv#598, it is recommended to include Pipfile.lock in version control.
+#   However, in case of collaboration, if having platform-specific dependencies or dependencies
+#   having no cross-platform support, pipenv may install dependencies that don't work, or not
+#   install all needed dependencies.
+#Pipfile.lock
+
+# PEP 582; used by e.g. github.com/David-OConnor/pyflow
+__pypackages__/
+
+# Celery stuff
+celerybeat-schedule
+celerybeat.pid
+
+# SageMath parsed files
+*.sage.py
+
+# Environments
+.env
+.venv
+env/
+venv/
+ENV/
+env.bak/
+venv.bak/
+
+# Spyder project settings
+.spyderproject
+.spyproject
+
+# Rope project settings
+.ropeproject
+
+# mkdocs documentation
+/site
+
+# mypy
+.mypy_cache/
+.dmypy.json
+dmypy.json
+
+# Pyre type checker
+.pyre/
+
+# IDE config files
+.vs/
+.vscode/
+.VSCodeCounter/
+.idea/
+
+# CMake build/debug directory
+cmake-build-*/
+
+# Binder build files
+binder/_version.py
+binder/bin

python/CMakeLists.txt

@@ -0,0 +1,4 @@
+cmake_minimum_required(VERSION 3.4.3)
+project(binder LANGUAGES CXX C)
+
+add_subdirectory(llvm-project/llvm)

python/LICENSE

@@ -0,0 +1 @@
+../LICENSE

python/README.md

@@ -0,0 +1 @@
+../README.md

python/binder/__init__.py

@@ -0,0 +1,8 @@
+import os
+import subprocess
+import sys
+
+
+def binder():
+    BINDER_BIN_DIR = os.path.join(os.path.dirname(__file__), "bin")
+    raise SystemExit(subprocess.call([os.path.join(BINDER_BIN_DIR, "binder"), *sys.argv[1:]], close_fds=False))

python/binder/__main__.py

@@ -0,0 +1,4 @@
+from binder import binder
+
+if __name__ == "__main__":
+    binder()