feat: modernize Python tooling (pyproject.toml + uv + semantic-release)

.github/workflows/ci.yml

@@ -6,34 +6,35 @@ on:
   pull_request:
     branches:
     - '**'
+  workflow_call:
 
 jobs:
   run_tests:
     name: Tests
     runs-on: ${{ matrix.os }}
+    permissions:
+      contents: read
     strategy:
       matrix:
         os: [ubuntu-latest]
         python-version: ['3.12']
-        toxenv: [quality, django52-drf314, django52-drflatest]
+        toxenv: [quality, docs, django52-drf314, django52-drflatest]
 
     steps:
     - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
-    - name: setup python
-      uses: actions/setup-python@5fda3b95a4ea91299a34e894583c3862153e4b97 # v7.0.0
+    - name: Setup uv
+      uses: astral-sh/setup-uv@1c37ad07a6a961277cf70c0d37d6f313000f5884 # v10.3.0
       with:
+        enable-cache: true
         python-version: ${{ matrix.python-version }}
 
-    - name: Install pip
-      run: pip install -r requirements/pip.txt
-
-    - name: Install Dependencies
-      run: pip install -r requirements/ci.txt
+    - name: Install CI dependencies
+      run: uv sync --locked --group ci
 
     - name: Run Tests
       env:
         TOXENV: ${{ matrix.toxenv }}
-      run: tox
+      run: uv run tox
 
     - name: Run Coverage
       if: matrix.python-version == '3.12' && matrix.toxenv=='django52-drflatest'

.github/workflows/release.yml

@@ -0,0 +1,117 @@
+name: Semantic Release
+
+on:
+  push:
+    branches: [master]
+
+jobs:
+  # The same aggregate a pull request has to pass, so the release runs exactly
+  # the checks that were required to merge -- and picks up any package added to
+  # ci.yml later without needing a change here.
+  run_ci:
+    uses: ./.github/workflows/ci.yml
+
+  release:
+    # Every package this workflow publishes has to build before we tag
+    # anything. The GitHub release and the PyPI uploads cannot be taken back,
+    # so a package that only fails to build in its publish job would leave the
+    # release half-finished.
+    needs: [run_ci]
+    runs-on: ubuntu-latest
+    if: github.ref_name == 'master'
+    concurrency:
+      group: ${{ github.workflow }}-release-${{ github.ref_name }}
+      cancel-in-progress: false
+
+    permissions:
+      contents: write
+
+    steps:
+      # Note: We checkout the repository at the branch that triggered the workflow.
+      # Python Semantic Release will automatically convert shallow clones to full clones
+      # if needed to ensure proper history evaluation. However, we forcefully reset the
+      # branch to the workflow sha because it is possible that the branch was updated
+      # while the workflow was running, which prevents accidentally releasing un-evaluated
+      # changes.
+      - name: Setup | Checkout Repository on Release Branch
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+        with:
+          ref: ${{ github.ref_name }}
+
+      - name: Setup | Force release branch to be at workflow sha
+        run: |
+          git reset --hard ${{ github.sha }}
+
+      - name: Action | Semantic Version Release
+        id: release
+        # Adjust tag with desired version if applicable.
+        uses: python-semantic-release/python-semantic-release@b700dbeb1f431a0fcc30a79f3f0869407fe07278 # v10.7.0
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          git_committer_name: "github-actions"
+          git_committer_email: "actions@users.noreply.github.com"
+          changelog: "false"
+          # Commit, tag, push and build, but don't create the GitHub release.
+          # We create it ourselves in the next step so that the distributions
+          # are attached before the release is published. See that step for why.
+          vcs_release: "false"
+
+      # This repo has immutable releases enabled, which freezes a release's
+      # assets the moment it is published, so assets cannot be attached
+      # afterwards. Everything we want on the release has to be built by now
+      # and passed to this one command, which creates the release as a draft,
+      # uploads the assets, and only then publishes it:
+      # https://docs.github.com/en/code-security/supply-chain-security/understanding-your-software-supply-chain/immutable-releases
+      - name: Publish | Create GitHub Release with Assets
+        if: steps.release.outputs.released == 'true'
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          # Reuse the release notes python-semantic-release generated for us.
+          RELEASE_NOTES: ${{ steps.release.outputs.release_notes }}
+          TAG: ${{ steps.release.outputs.tag }}
+        run: |
+          # Output the release notes to a file
+          printf '%s' "$RELEASE_NOTES" > "$RUNNER_TEMP/release_notes.md"
+          # Creates the release as a draft, uploads the assets, and then
+          # publishes it -- all within this one command.
+          gh release create "$TAG" \
+            --verify-tag \
+            --title "$TAG" \
+            --notes-file "$RUNNER_TEMP/release_notes.md" \
+            dist/*
+
+      - name: Upload | Distribution Artifacts
+        uses: actions/upload-artifact@cf430e030ddbb5b0abf93d22962f4752f3646cd9 # v7.0.2
+        if: steps.release.outputs.released == 'true'
+        with:
+          name: distribution-artifacts
+          path: dist
+          if-no-files-found: error
+
+    outputs:
+      released: ${{ steps.release.outputs.released || 'false' }}
+      version: ${{ steps.release.outputs.version }}
+
+  publish_to_pypi:
+    # 1. Separate out the publish step from the github release step to run each step at
+    #    the least amount of token privilege
+    # 2. Also, publishing can fail, and its better to have a separate job if you need to retry
+    #    and it won't require reversing the release.
+    runs-on: ubuntu-latest
+    needs: release
+    if: github.ref_name == 'master' && needs.release.outputs.released == 'true'
+
+    permissions:
+      contents: read
+      id-token: write
+
+    steps:
+      - name: Setup | Download Build Artifacts
+        uses: actions/download-artifact@9000827ccba6bdab643e8b6fd33ac0654aef8333 # v8.0.2
+        id: artifact-download
+        with:
+          name: distribution-artifacts
+          path: dist
+
+      - name: Publish to PyPi
+        uses: pypa/gh-action-pypi-publish@dc37677b2e1c63e2034f94d8a5b11f265b73ba33 # v1.14.2

CHANGELOG.rst

@@ -1,3 +1,7 @@
+.. DEPRECATED: This changelog is no longer maintained. Release notes are
+   published only on the GitHub Releases page:
+   https://github.com/openedx/completion/releases
+
 Change Log
 ==========
 

MANIFEST.in

@@ -1,7 +1,4 @@
 include CHANGELOG.rst
 include LICENSE
 include README.rst
-include requirements/base.in
-include requirements/test.in
 recursive-include completion *.html *.png *.gif *js *.css *jpg *jpeg *svg *py
-include requirements/constraints.txt

Makefile

@@ -21,7 +21,7 @@ help: ## display this help message
 	@perl -nle'print $& if m{^[a-zA-Z_-]+:.*?## .*$$}' $(MAKEFILE_LIST) | sort | awk 'BEGIN {FS = ":.*?## "}; {printf "\033[36m  %-25s\033[0m %s\n", $$1, $$2}'
 
 install:
-	pip install -r requirements/dev.txt
+	uv sync --group dev
 
 clean: ## remove generated byte code, coverage reports, and build artifacts
 	find . -name '__pycache__' -exec rm -rf {} +
@@ -41,43 +41,18 @@ docs: ## generate Sphinx HTML documentation, including API docs
 	tox -e docs
 	$(BROWSER) docs/_build/html/index.html
 
-COMMON_CONSTRAINTS_TXT=requirements/common_constraints.txt
-.PHONY: $(COMMON_CONSTRAINTS_TXT)
-$(COMMON_CONSTRAINTS_TXT):
-	wget -O "$(@)" https://raw.githubusercontent.com/edx/edx-lint/master/edx_lint/files/common_constraints.txt || touch "$(@)"
-
-compile-requirements: export CUSTOM_COMPILE_COMMAND=make upgrade
-compile-requirements: $(COMMON_CONSTRAINTS_TXT)  ## update the requirements/*.txt files with the latest packages satisfying requirements/*.in
-	pip install -qr requirements/pip-tools.txt
-	# Make sure to compile files after any other files they include!
-	pip-compile ${COMPILE_OPTS} --allow-unsafe --rebuild -o requirements/pip.txt requirements/pip.in
-	pip-compile ${COMPILE_OPTS} -o requirements/pip-tools.txt requirements/pip-tools.in
-	pip install -qr requirements/pip.txt
-	pip install -qr requirements/pip-tools.txt
-	pip-compile ${COMPILE_OPTS} --allow-unsafe -o requirements/base.txt requirements/base.in
-	pip-compile ${COMPILE_OPTS} -o requirements/test.txt requirements/test.in
-	pip-compile ${COMPILE_OPTS} -o requirements/doc.txt requirements/doc.in
-	pip-compile ${COMPILE_OPTS} --allow-unsafe -o requirements/quality.txt requirements/quality.in
-	pip-compile ${COMPILE_OPTS} -o requirements/ci.txt requirements/ci.in
-	pip-compile ${COMPILE_OPTS} -o requirements/dev.txt requirements/dev.in
-	# Let tox control the Django version for tests
-	sed '/^[dD]jango==/d' requirements/test.txt > requirements/test.tmp
-	mv requirements/test.tmp requirements/test.txt
-	# Also lets tox control DRF version
-	sed '/^[dD]jangorestframework==/d' requirements/test.txt > requirements/test.tmp
-	mv requirements/test.tmp requirements/test.txt
-
-upgrade:  ## update the pip requirements files to use the latest releases satisfying our constraints
-	$(MAKE) compile-requirements COMPILE_OPTS="--upgrade"
+compile-requirements: ## generate the uv.lock file without upgrading packages
+	uv lock
+
+upgrade: ## upgrade all packages in uv.lock and sync constraints from edx-lint
+	uv run --with edx-lint edx_lint write_uv_constraints pyproject.toml
+	uv lock --upgrade
 
 quality: ## check coding style with pycodestyle and pylint
 	tox -e quality
 
 requirements: ## install development environment requirements
-	pip install -qr requirements/pip.txt
-	pip install -qr requirements/pip-tools.txt
-	pip install -qr requirements/dev.txt --exists-action w
-	pip-sync requirements/dev.txt requirements/private.* requirements/test.txt
+	uv sync --group dev
 
 test: clean ## run tests in the current virtualenv
 	pytest

README.rst

@@ -37,14 +37,14 @@ To run the test suite:
 .. code:: bash
 
     pip install tox
-    tox # to run only a single environment, do e.g. tox -e py312-django52-drflatest
+    tox # to run only a single environment, do e.g. tox -e django52-drflatest
 
 
 To use a Django shell to test commands:
 
 .. code:: bash
 
-    make install
+    make requirements
     python manage.py migrate
     python manage.py shell
     >>> from completion.models import BlockCompletion

completion/__init__.py

@@ -2,5 +2,6 @@
 Completion App
 """
 
+from importlib.metadata import version
 
-__version__ = '5.0.0'
+__version__ = version("edx-completion")

docs/conf.py

@@ -14,9 +14,9 @@
 
 
 import os
-import re
 import sys
 from datetime import datetime
+from importlib.metadata import version as get_version
 from subprocess import check_call
 
 import django
@@ -70,22 +70,10 @@
    # your code.
    os.environ['DJANGO_SETTINGS_MODULE'] = 'completion.settings.test_settings'
 
-def get_version(*file_paths):
-    """
-    Extract the version string from the file at the given relative path fragments.
-    """
-    filename = os.path.join(os.path.dirname(__file__), *file_paths)
-    version_file = open(filename).read()    # pylint: disable=open-builtin
-    version_match = re.search(r"^__version__ = ['\"]([^'\"]*)['\"]", version_file, re.M)
-    if version_match:
-        return version_match.group(1)
-    raise RuntimeError('Unable to find version string.')
-
-
 REPO_ROOT = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
 sys.path.append(REPO_ROOT)
 
-VERSION = get_version('../completion', '__init__.py')
+VERSION = get_version('edx-completion')
 
 # Configure Django for autodoc usage
 django.setup()