Migrate to pixi

.gitattributes

@@ -5,4 +5,4 @@
 *.{py,yaml,yml,sh} text eol=lf
 *.bat text eol=crlf
 
-src/spox/opset/** linguist-vendored
+src/spox/opset/** linguist-vendored

.github/workflows/build_and_publish.yml

@@ -8,46 +8,41 @@ on:
       - published
 
 jobs:
-  build_sdist_and_wheel:
-    name: Build sdist and wheel on ${{ matrix.os }}
-    runs-on: ${{ matrix.os }}
-    strategy:
-      matrix:
-        os: [ ubuntu-20.04 ]
-
+  build:
+    runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
         with:
+          ref: ${{ github.ref }}
           fetch-depth: 0
-
-      - name: Build
-        run: |
-          pip install build
-          python -m build
-
-      - name: Test install and import
-        run: |
-          python -m venv ./env
-          . ./env/bin/activate
-          pip install dist/*.whl
-          python -c "import spox"
-
-      - uses: actions/upload-artifact@v4
+      - name: Set up pixi
+        uses: prefix-dev/setup-pixi@ba3bb36eb2066252b2363392b7739741bb777659
+        with:
+          environments: build
+      - name: Build project
+        run: pixi run -e build build-wheel
+      - name: Upload package
+        uses: actions/upload-artifact@v4
         with:
+          name: artifact
           path: dist/*
 
-  upload_pypi:
-    name: Upload to PyPI
-    needs: [build_sdist_and_wheel]
+  publish:
+    name: Publish package
+    if: startsWith(github.ref, 'refs/tags/')
+    needs: [build]
     runs-on: ubuntu-latest
-    if: github.event_name == 'release' && github.event.action == 'published'
+    permissions:
+      id-token: write
+    environment: pypi
     steps:
       - uses: actions/download-artifact@v4
         with:
           name: artifact
           path: dist
-
-      - uses: pypa/gh-action-pypi-publish@v1.10.3
+      - name: Publish package on TestPyPi
+        uses: pypa/gh-action-pypi-publish@897895f1e160c830e369f9779632ebc134688e1b
         with:
-          user: __token__
-          password: ${{ secrets.PYPI_TOKEN }}
+          repository-url: https://test.pypi.org/legacy/
+      - name: Publish package on PyPi
+        uses: pypa/gh-action-pypi-publish@897895f1e160c830e369f9779632ebc134688e1b

.github/workflows/ci.yml

@@ -1,80 +1,69 @@
 name: CI
-
 on: push
 
-defaults:
-  run:
-    shell: bash -el {0}
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
 
 jobs:
   pre-commit-checks:
-    name: "Linux - pre-commit hooks - Python 3.8"
+    name: Pre-commit Checks
+    timeout-minutes: 30
     runs-on: ubuntu-latest
     steps:
       - name: Checkout branch
         uses: actions/checkout@v4
-      - name: Install Python 3.8
-        uses: actions/setup-python@v5
+      - name: Set up pixi
+        uses: prefix-dev/setup-pixi@ba3bb36eb2066252b2363392b7739741bb777659
         with:
-          python-version: 3.8
-      - name: Run pre-commit checks
-        uses: pre-commit/[email protected]
+          environments: default lint
+      - name: pre-commit
+        run: pixi run pre-commit-run --color=always --show-diff-on-failure
 
-  tests:
-    name: "Linux - unit tests - ${{ matrix.OS }} - Python ${{ matrix.PYTHON_VERSION }}"
-    runs-on: ${{ matrix.OS }}
-    env:
-      CI: True
+  unit-tests:
+    name: pytest
+    timeout-minutes: 30
+    runs-on: ${{ matrix.os }}
     strategy:
       fail-fast: true
       matrix:
-        OS: ["ubuntu-latest"]
-        PYTHON_VERSION: ['3.8', '3.9', '3.10', '3.11']
-        include:
-          - OS: macos-latest-xlarge
-            PYTHON_VERSION: "3.11"
+        os:
+          - ubuntu-latest
+          - macos-latest
+          - windows-latest
+        environment:
+          - py39
+          - py310
+          - py311
+          - py312
     steps:
       - name: Checkout branch
         uses: actions/checkout@v4
         with:
           ref: ${{ github.head_ref }}
-      - uses: mamba-org/setup-micromamba@v1 
+          fetch-depth: 0
+      - name: Set up pixi
+        uses: prefix-dev/setup-pixi@ba3bb36eb2066252b2363392b7739741bb777659
         with:
-          environment-file: environment.yml
-          create-args: >-
-            python=${{ matrix.PYTHON_VERSION }}
-      - name: Run unit tests
-        shell: bash -l {0}
-        run: |
-          pip install .
-          pytest
+          environments: ${{ matrix.environment }}
+      - name: Install repository
+        run: pixi run -e ${{ matrix.environment }} postinstall
+      - name: Run pytest
+        run: pixi run -e ${{ matrix.environment }} test
 
   opset-generation:
-    name: "Linux - opset generation - ${{ matrix.OS }} - Python ${{ matrix.PYTHON_VERSION }}"
-    runs-on: ${{ matrix.OS }}
+    name: "Linux - opset generation"
+    runs-on: ubuntu-latest
     env:
       CI: True
-    strategy:
-      fail-fast: true
-      matrix:
-        OS: ["ubuntu-latest", "macos-latest"]
-        PYTHON_VERSION: ['3.8']
     steps:
       - name: Checkout branch
         uses: actions/checkout@v4
         with:
           ref: ${{ github.head_ref }}
-      - uses: mamba-org/setup-micromamba@v1 
+      - name: Set up pixi
+        uses: prefix-dev/setup-pixi@ba3bb36eb2066252b2363392b7739741bb777659
         with:
-          environment-file: environment.yml
-          create-args: >-
-            python=${{ matrix.PYTHON_VERSION }}
+          environments: opset-generation
       - name: Run code generation
-        shell: bash -l {0}
-        env:
-          PRE_COMMIT_USE_MICROMAMBA: 1
-        run: |
-          pip install .
-          pre-commit install
-          python tools/generate_opset.py
-          git diff --exit-code
+        run: pixi run -e opset-generation generate-opset

.github/workflows/weekly.yml

@@ -14,31 +14,24 @@ defaults:
 
 jobs:
   tests:
-    name: "Linux - unit tests - ${{ matrix.OS }} - Python ${{ matrix.PYTHON_VERSION }}"
-    runs-on: ${{ matrix.OS }}
+    name: "Linux - weekly unit tests - ubuntu-latest"
+    runs-on: ubuntu-latest
     env:
       CI: True
-    strategy:
-      fail-fast: true
-      matrix:
-        OS: ["ubuntu-latest"]
-        PYTHON_VERSION: ['3.12']
     steps:
       - name: Checkout branch
         uses: actions/checkout@v4
         with:
           ref: ${{ github.head_ref }}
-      - uses: mamba-org/setup-micromamba@v1 
+          fetch-depth: 0
+      - name: Set up pixi
+        uses: prefix-dev/setup-pixi@ba3bb36eb2066252b2363392b7739741bb777659
         with:
-          environment-file: environment.yml
-          create-args: >-
-            python=${{ matrix.PYTHON_VERSION }}
-      - name: Run unit tests
-        shell: bash -l {0}
-        run: |
-          pip install onnx-weekly --pre
-          pip install .
-          pytest
+          environments: opset-generation
+      - name: Install repository
+        run: pixi run -e weekly postinstall
+      - name: Run pytest
+        run: pixi run -e weekly test
       - name: Issue on failure
         uses: actions/github-script@v7
         if: ${{ failure() && github.ref == 'refs/heads/main' }}

.gitignore

@@ -124,3 +124,6 @@ mlruns
 
 # MacOS
 .DS_Store
+# pixi environments
+.pixi
+*.egg-info

.pre-commit-config.yaml

@@ -1,22 +1,52 @@
+exclude: ^.pixi$
 repos:
-  - repo: https://github.com/Quantco/pre-commit-mirrors-ruff
-    rev: 0.6.2
+  - repo: local
     hooks:
-      - id: ruff-conda
-      - id: ruff-format-conda
-  - repo: https://github.com/Quantco/pre-commit-mirrors-mypy
-    rev: "1.10.1"
-    hooks:
-      - id: mypy-conda
-        additional_dependencies: [-c, conda-forge, types-setuptools]
-  - repo: https://github.com/Quantco/pre-commit-mirrors-pyupgrade
-    rev: 3.15.2
-    hooks:
-      - id: pyupgrade-conda
-        args:
-          - --py38
-  - repo: https://github.com/Quantco/pre-commit-mirrors-prettier
-    rev: 3.2.5
-    hooks:
-      - id: prettier-conda
-        files: "\\.md$"
+      # ensure pixi environments are up to date
+      # workaround for https://github.com/prefix-dev/pixi/issues/1482
+      - id: pixi-install
+        name: pixi-install
+        entry: pixi install -e py39 -e lint
+        language: system
+        always_run: true
+        require_serial: true
+        pass_filenames: false
+      # insert-license
+      - id: insert-license
+        name: insert-license
+        entry: >-
+          pixi run -e lint
+          insert-license
+          --license-base64 Q29weXJpZ2h0IChjKSBRdWFudENvIDIwMjMtMjAyNApTUERYLUxpY2Vuc2UtSWRlbnRpZmllcjogQlNELTMtQ2xhdXNlCg==
+          --dynamic-years
+          --comment-style "#"
+        language: system
+        types: [python]
+      # ruff
+      - id: ruff
+        name: ruff
+        entry: pixi run -e lint ruff check --fix --exit-non-zero-on-fix --force-exclude --target-version py39
+        language: system
+        types_or: [python, pyi]
+        require_serial: true
+      - id: ruff-format
+        name: ruff-format
+        entry: pixi run -e lint ruff format --force-exclude --target-version py39
+        language: system
+        types_or: [python, pyi]
+        require_serial: true
+      # mypy
+      - id: mypy
+        name: mypy
+        entry: pixi run -e default mypy
+        language: system
+        types: [python]
+        require_serial: true
+        exclude: ^(tests|api-coverage-tests)/
+      # prettier
+      - id: prettier
+        name: prettier
+        entry: pixi run -e lint prettier --write --list-different --ignore-unknown
+        language: system
+        types: [text]
+        files: \.(md|yml|yaml)$

.readthedocs.yml

@@ -1,15 +1,10 @@
 version: 2
 build:
-  os: ubuntu-22.04
-  tools:
-    python: mambaforge-4.10
-sphinx:
-  configuration: docs/conf.py
-python:
-  install:
-  - method: pip
-    path: .
-conda:
-  environment: environment.yml
-formats:
-- pdf
+  os: "ubuntu-22.04"
+  commands:
+    - curl -fsSL https://pixi.sh/install.sh | bash
+    - chmod +x ~/.pixi/bin/pixi
+    - ~/.pixi/bin/pixi run -e docs postinstall
+    - ~/.pixi/bin/pixi run -e docs build-docs
+    - mkdir -p $READTHEDOCS_OUTPUT/html/
+    - cp -r docs/_build/html/** $READTHEDOCS_OUTPUT/html/

CHANGELOG.rst

@@ -7,9 +7,13 @@
 Change log
 ==========
 
-0.12.2 (unreleased)
+0.13.0 (unreleased)
 -------------------
 
+**Support change**
+
+- Support for ``Python 3.8`` has been dropped.
+
 **Bug fix**
 
 - Value propagation of string tensors no longer raises an erroneous ``ValueError`` in some instances.

docs/conf.py

@@ -1,3 +1,6 @@
+# Copyright (c) QuantCo 2023-2024
+# SPDX-License-Identifier: BSD-3-Clause
+
 # Configuration file for the Sphinx documentation builder.
 #
 # This file only contains a selection of the most common options. For a full