Minimally migrate to pyproject.toml (#827)

* Minimally migrate to pyproject.toml

* Bump minimum to py37

Author: alex

.circleci/build-wheel.sh

@@ -19,7 +19,6 @@ jobs:
           - {VERSION: "3.12", TOXENV: "mypy", COVERAGE: "false"}
           - {VERSION: "pypy-3.9", TOXENV: "pypy3"}
           - {VERSION: "pypy-3.10", TOXENV: "pypy3"}
-          - {VERSION: "3.6", TOXENV: "py36"}
           - {VERSION: "3.7", TOXENV: "py37"}
           - {VERSION: "3.8", TOXENV: "py38"}
           - {VERSION: "3.9", TOXENV: "py39"}
@@ -71,11 +70,11 @@ jobs:
           - 'macos-13'
           - 'macos-latest'
         PYTHON:
-          - {VERSION: "3.6", TOXENV: "py36"}
+          - {VERSION: "3.7", TOXENV: "py37"}
           - {VERSION: "3.12", TOXENV: "py312"}
           - {VERSION: "3.12", TOXENV: "py312", NOTE: " (minimal build)", SODIUM_INSTALL_MINIMAL: "1"}
         exclude:
-          - PYTHON: {VERSION: "3.6", TOXENV: "py36"}
+          - PYTHON: {VERSION: "3.7", TOXENV: "py37"}
             RUNNER: macos-latest
     name: "Python ${{ matrix.PYTHON.VERSION }}${{ matrix.PYTHON.NOTE }} on ${{ matrix.RUNNER }}"
     steps:
@@ -103,7 +102,6 @@ jobs:
           - {ARCH: 'x86', SODIUM_ARCH: 'Win32'}
           - {ARCH: 'x64', SODIUM_ARCH: 'x64'}
         PYTHON:
-          - {VERSION: "3.6", TOXENV: "py36", SODIUM_MSVC_VERSION: "v142"}
           - {VERSION: "3.7", TOXENV: "py37", SODIUM_MSVC_VERSION: "v142"}
           - {VERSION: "3.8", TOXENV: "py38", SODIUM_MSVC_VERSION: "v142"}
           - {VERSION: "3.9", TOXENV: "py39", SODIUM_MSVC_VERSION: "v142"}

.circleci/config.yml

@@ -19,7 +19,7 @@ on:
 
 jobs:
   manylinux:
-    runs-on: ubuntu-latest
+    runs-on: ${{ matrix.MANYLINUX.RUNNER }}
     container:
       image: ghcr.io/pyca/${{ matrix.MANYLINUX.CONTAINER }}
       volumes:
@@ -28,34 +28,42 @@ jobs:
     strategy:
       matrix:
         PYTHON:
-          - { VERSION: "cp36-cp36m", PATH: "/opt/python/cp36-cp36m/bin/python", ABI_VERSION: 'cp36' }
+          - { VERSION: "cp37-cp37m", PATH: "/opt/python/cp311-cp311/bin/python", ABI_VERSION: 'cp37' }
         MANYLINUX:
-          - { NAME: "manylinux2014_x86_64", CONTAINER: "cryptography-manylinux2014:x86_64" }
-          - { name: "manylinux_2_28_x86_64", CONTAINER: "cryptography-manylinux_2_28:x86_64"}
-          - { name: "musllinux_1_1_x86_64", CONTAINER: "cryptography-musllinux_1_1:x86_64"}
+          - { NAME: "manylinux2014_x86_64", CONTAINER: "cryptography-manylinux2014:x86_64", RUNNER: "ubuntu-latest" }
+          - { name: "manylinux_2_28_x86_64", CONTAINER: "cryptography-manylinux_2_28:x86_64", RUNNER: "ubuntu-latest" }
+          - { name: "musllinux_1_1_x86_64", CONTAINER: "cryptography-musllinux_1_1:x86_64", RUNNER: "ubuntu-latest" }
+
+          - { NAME: "manylinux2014_aarch64", CONTAINER: "cryptography-manylinux2014_aarch64", RUNNER: [self-hosted, Linux, ARM64] }
+          - { name: "manylinux_2_28_aarch64", CONTAINER: "cryptography-manylinux_2_28:aarch64", RUNNER: [self-hosted, Linux, ARM64] }
+          - { name: "musllinux_1_1_aarch64", CONTAINER: "cryptography-musllinux_1_1:aarch64", RUNNER: [self-hosted, Linux, ARM64] }
 
     name: "${{ matrix.PYTHON.VERSION }} for ${{ matrix.MANYLINUX.NAME }}"
     steps:
       - name: Ridiculous-er workaround for static node20
         run: |
           cp -R /staticnode/* /staticnodecontainer/
+      - name: Ridiculous alpine workaround for actions support on arm64
+        run: |
+          # This modifies /etc/os-release so the JS actions
+          # from GH can't detect that it's on alpine:aarch64. It will
+          # then use a glibc nodejs, which works fine when gcompat
+          # is installed in the container (which it is)
+          sed -i "s:ID=alpine:ID=NotpineForGHA:" /etc/os-release
+        if: startsWith(matrix.MANYLINUX.NAME, 'musllinux') && endsWith(matrix.MANYLINUX.NAME, 'aarch64')
+
       - uses: actions/checkout@v4.1.7
         with:
           # The tag to build or the tag received by the tag event
           ref: ${{ github.event.inputs.version || github.ref }}
           persist-credentials: false
       - run: ${{ matrix.PYTHON.PATH }} -m venv .venv
       - name: Install python dependencies
-        run: .venv/bin/pip install -U pip cffi wheel
-      - name: Make sdist
-        run: .venv/bin/python setup.py sdist
-      - run: tar zxvf dist/PyNaCl*.tar.gz && mkdir tmpwheelhouse
+        run: .venv/bin/pip install -U pip cffi wheel build
       - run: |
-          if [ -n "${{ matrix.PYTHON.ABI_VERSION }}" ]; then
-              PY_LIMITED_API="--py-limited-api=${{ matrix.PYTHON.ABI_VERSION }}"
-          fi
-          cd PyNaCl*
-          LIBSODIUM_MAKE_ARGS="-j$(nproc)" ../.venv/bin/python setup.py bdist_wheel $PY_LIMITED_API && mv dist/PyNaCl*.whl ../tmpwheelhouse
+          mkdir tmpwheelhouse
+          LIBSODIUM_MAKE_ARGS="-j$(nproc)" .venv/bin/python -m build --wheel --config-setting=--build-option=--py-limited-api=${{ matrix.PYTHON.ABI_VERSION }}
+          mv dist/PyNaCl*.whl tmpwheelhouse/
       - run: auditwheel repair --plat ${{ matrix.MANYLINUX.NAME }} tmpwheelhouse/PyNaCl*.whl -w wheelhouse/
       - run: .venv/bin/pip install pynacl --no-index -f wheelhouse/
       - run: |
@@ -65,16 +73,16 @@ jobs:
       - run: mv wheelhouse/PyNaCl*.whl pynacl-wheelhouse/
       - uses: actions/upload-artifact@v4
         with:
-          name: "pynacl-${{ github.event.inputs.version }}-${{ matrix.MANYLINUX.NAME }}-  ${{ matrix.PYTHON.VERSION }}"
+          name: "pynacl-${{ github.event.inputs.version }}-${{ matrix.MANYLINUX.NAME }}-${{ matrix.PYTHON.VERSION }}"
 
           path: pynacl-wheelhouse/
   macos:
-    runs-on: macos-11
+    runs-on: macos-13
     strategy:
       matrix:
         PYTHON:
           - VERSION: '3.10'
-            ABI_VERSION: 'cp36'
+            ABI_VERSION: 'cp37'
             DOWNLOAD_URL: 'https://www.python.org/ftp/python/3.10.1/python-3.10.1-macos11.pkg'
             BIN_PATH: '/Library/Frameworks/Python.framework/Versions/3.10/bin/python3'
     name: "Python ${{ matrix.PYTHON.VERSION }} for ABI ${{ matrix.PYTHON.ABI_VERSION }} on macOS"
@@ -91,15 +99,13 @@ jobs:
           PYTHON_DOWNLOAD_URL: ${{ matrix.PYTHON.DOWNLOAD_URL }}
       - run: ${{ matrix.PYTHON.BIN_PATH }} -m pip install -U virtualenv
       - run: ${{ matrix.PYTHON.BIN_PATH }} -m virtualenv venv
-      - run: venv/bin/pip install -U pip wheel cffi
-      - name: Make sdist
-        run: venv/bin/python setup.py sdist
-      - run: tar zxvf dist/pynacl*.tar.gz && mkdir wheelhouse
+      - run: venv/bin/pip install -U pip wheel cffi build
       - name: Build the wheel
         run: |
-            cd pynacl*
+            mkdir wheelhouse
             LIBSODIUM_MAKE_ARGS="-j$(sysctl -n hw.ncpu)" \
-                ../venv/bin/python setup.py bdist_wheel --py-limited-api=${{ matrix.PYTHON.ABI_VERSION }} && mv dist/PyNaCl*.whl ../wheelhouse
+                venv/bin/python -m build --wheel --config-setting=--build-option=--py-limited-api=${{ matrix.PYTHON.ABI_VERSION }}
+              mv dist/PyNaCl*.whl wheelhouse/
         env:
           PYTHON_VERSION: ${{ matrix.PYTHON.ABI_VERSION }}
           MACOSX_DEPLOYMENT_TARGET: '10.10'
@@ -124,7 +130,7 @@ jobs:
           - {ARCH: 'x86', SODIUM_ARCH: 'Win32', VS_ARCH: 'x86'}
           - {ARCH: 'x64', SODIUM_ARCH: 'x64', VS_ARCH: 'amd64'}
         PYTHON:
-          - {VERSION: "3.9", SODIUM_MSVC_VERSION: "v142", "ABI_VERSION": "cp36"}
+          - {VERSION: "3.9", SODIUM_MSVC_VERSION: "v142", "ABI_VERSION": "cp37"}
     name: "${{ matrix.PYTHON.VERSION }} ${{ matrix.WINDOWS.ARCH }} ${{ matrix.PYTHON.ABI_VERSION }}"
     steps:
       - uses: actions/checkout@v4.1.7
@@ -148,15 +154,13 @@ jobs:
         shell: bash
 
       - name: Install wheel and our Python dependencies
-        run: python -m pip install -U pip wheel cffi
-      - name: Make sdist
-        run: python setup.py sdist
-      - run: tar zxvf dist/PyNaCl*.tar.gz && mkdir wheelhouse
-        shell: bash
+        run: python -m pip install -U pip wheel cffi build
       - name: Build the wheel
         run: |
+          mkdir wheelhouse
           call "C:\Program Files (x86)\Microsoft Visual Studio\2019\Enterprise\Common7\Tools\VsDevCmd.bat" -no_logo -arch=${{ matrix.WINDOWS.VS_ARCH }}
-          cd PyNaCl* && python setup.py bdist_wheel  --py-limited-api=${{ matrix.PYTHON.ABI_VERSION }} && mv dist/PyNaCl*.whl ../wheelhouse
+          python -m build --wheel --config-setting=--build-option=--py-limited-api=${{ matrix.PYTHON.ABI_VERSION }}
+          mv dist/PyNaCl*.whl wheelhouse/
         shell: cmd
         env:
           PYNACL_SODIUM_LIBRARY_NAME: sodium

.github/workflows/ci.yml

@@ -39,7 +39,6 @@ recursive-include src/bindings *.py *.h
 
 # Remove our CI files
 recursive-exclude .github *
-recursive-exclude .circleci *
 
 # Remove readthedocs config
 exclude .readthedocs.yml

.github/workflows/wheel-builder.yml

@@ -15,7 +15,7 @@ PyNaCl: Python binding to the libsodium library
 
 PyNaCl is a Python binding to `libsodium`_, which is a fork of the
 `Networking and Cryptography library`_. These libraries have a stated goal of
-improving usability, security and speed. It supports Python 3.6+ as well as
+improving usability, security and speed. It supports Python 3.7+ as well as
 PyPy 3.
 
 .. _libsodium: https://github.com/jedisct1/libsodium

MANIFEST.in

@@ -1,12 +1,49 @@
 [build-system]
-# Must be kept in sync with `setup_requirements` in `setup.py`
+# Must be kept in sync with `dependencies` below
 requires = [
-    "setuptools>=40.8.0",
+    "setuptools>=61.0.0",
     "wheel",
     "cffi>=1.4.1; platform_python_implementation != 'PyPy'",
 ]
 build-backend = "setuptools.build_meta"
 
+[project]
+dynamic = ["readme"]
+
+name = "PyNaCl"
+# Must be kept in sync with `src/nacl/__init__.py`
+version = "1.6.0.dev1"
+authors = [
+    {name = "The PyNaCl developers", email = "cryptography-dev@python.org"}
+]
+description = "Python binding to the Networking and Cryptography (NaCl) library"
+license = {text = "Apache-2.0"}
+classifiers = [
+    "Programming Language :: Python :: Implementation :: CPython",
+    "Programming Language :: Python :: Implementation :: PyPy",
+    "Programming Language :: Python :: 3",
+    "Programming Language :: Python :: 3.7",
+    "Programming Language :: Python :: 3.8",
+    "Programming Language :: Python :: 3.9",
+    "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: 3.12",
+]
+requires-python = ">=3.7"
+dependencies = [
+    "cffi>=1.4.1; platform_python_implementation != 'PyPy'"
+]
+
+[project.optional-dependencies]
+tests = [
+    "pytest>=3.2.1,!=3.3.0",
+    "hypothesis>=3.27.0",
+]
+docs = [
+    "sphinx<7",
+    "sphinx_rtd_theme"
+]
+
 [tool.black]
 line-length = 79
 target-version = ["py36"]