python: Switch from pip-tools to uv

.github/workflows/lint.yml

@@ -0,0 +1,37 @@
+name: Lint
+on: [push, pull_request]
+env:
+  BASEDIR: https://raw.githubusercontent.com/open-contracting/standard-maintenance-scripts/main
+jobs:
+  build:
+    if: github.event_name == 'push' || github.event.pull_request.head.repo.full_name != github.repository
+    runs-on: ubuntu-latest
+    env:
+      PAT: ${{ secrets.PAT }}
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          token: ${{ secrets.PAT || github.token }}
+      - uses: actions/setup-python@v5
+        with:
+          python-version: '3.12'
+          cache: pip
+          cache-dependency-path: '**/requirements*.txt'
+      - id: changed-files
+        uses: tj-actions/changed-files@v45
+      - uses: pre-commit/action@v3.0.1
+        continue-on-error: true
+        with:
+          extra_args: pip-compile --files ${{ steps.changed-files.outputs.all_changed_files }}
+      - if: ${{ env.PAT }}
+        uses: stefanzweifel/git-auto-commit-action@v5
+        with:
+          commit_message: '[github-actions] pre-commit autoupdate'
+      - shell: bash
+        run: curl -s -S --retry 3 $BASEDIR/tests/install.sh | bash -
+      - shell: bash
+        run: curl -s -S --retry 3 $BASEDIR/tests/script.sh | bash -
+      - run: pip install -r requirements_test.txt
+      - env:
+          STANDARD_MAINTENANCE_SCRIPTS_FILES: requirements_test.in
+        run: pytest /tmp/test_requirements.py

.pre-commit-config.yaml

@@ -0,0 +1,11 @@
+ci:
+  autoupdate_schedule: quarterly
+  skip: [pip-compile]
+repos:
+  - repo: https://github.com/astral-sh/uv-pre-commit
+    rev: 0.4.4
+    hooks:
+      - id: pip-compile
+        name: pip-compile requirements_test.in
+        args: [requirements_test.in, -o, requirements_test.txt]
+        files: ^requirements_test\.(in|txt)$

docs/deploy/deploy.rst

@@ -85,8 +85,6 @@ For a Django app, common changed states are:
 
 Function: git.latest
   A new commit was deployed
-Function: cmd.run, Name: .ve/bin/pip-sync -q --pip-args "--exists-action w"
-  Requirements were installed
 Function: cmd.run, Name: .ve/bin/python manage.py migrate --settings ... --noinput
   Django migrations were applied
 Function: cmd.run, Name: .ve/bin/python manage.py collectstatic --settings ... --noinput

docs/develop/update/mysql.rst

@@ -4,7 +4,7 @@ Configure MySQL
 Specify the version
 -------------------
 
-The `default version <https://endoflife.date/mysql>`__ is 8.0.
+The `default version <https://endoflife.date/mysql>`__ is 8.0 (`LTS <https://endoflife.date/mysql>`__).
 
 To override the version, update the server's Pillar file:
 

docs/develop/update/python.rst

@@ -30,7 +30,7 @@ This will:
 -  Install packages for creating Python virtual environments
 -  Fetch the git repository into the ``target`` directory within the home directory of the ``user``
 -  Initialize a virtual environment in a ``.ve`` directory within the repository's directory
--  Install ``requirements.txt`` with ``pip-sync`` from `pip-tools <https://pypi.org/project/pip-tools/>`__
+-  Install ``requirements.txt`` with ``uv pip sync`` from `uv <https://docs.astral.sh/uv/>`__
 -  Reload uWSGI (if configured below) if the repository's contents changed
 
 Add configuration files

requirements_test.in

@@ -1,3 +1,2 @@
-pip-tools
 pytest
 requests

requirements_test.txt

@@ -1,51 +1,22 @@
-#
-# This file is autogenerated by pip-compile with Python 3.10
-# by the following command:
-#
-#    pip-compile requirements_test.in
-#
-build==0.9.0
-    # via pip-tools
+# This file was autogenerated by uv via the following command:
+#    uv pip compile requirements_test.in -o requirements_test.txt
 certifi==2024.7.4
     # via requests
 charset-normalizer==3.1.0
     # via requests
-click==8.0.1
-    # via pip-tools
-exceptiongroup==1.1.1
-    # via pytest
 idna==3.7
     # via requests
 iniconfig==1.1.1
     # via pytest
 packaging==20.9
-    # via
-    #   build
-    #   pytest
-pep517==0.10.0
-    # via build
-pip-tools==7.3.0
-    # via -r requirements_test.in
+    # via pytest
 pluggy==0.13.1
     # via pytest
 pyparsing==2.4.7
     # via packaging
 pytest==7.3.1
     # via -r requirements_test.in
-requests==2.32.0
+requests==2.32.3
     # via -r requirements_test.in
-toml==0.10.2
-    # via pep517
-tomli==2.0.1
-    # via
-    #   build
-    #   pip-tools
-    #   pytest
 urllib3==2.2.2
     # via requests
-wheel==0.40.0
-    # via pip-tools
-
-# The following packages are considered to be unsafe in a requirements file:
-# pip
-# setuptools

salt/core/locale.sls

@@ -8,8 +8,7 @@ system_locale:
     - require:
       - locale: {{ pillar.locale }}_locale
 
-# To avoid error when running "pip-sync -q".
-# https://click.palletsprojects.com/en/7.x/python3/
+# https://click.palletsprojects.com/en/latest/unicode-support/#surrogate-handling
 /etc/default/locale:
   file.keyvalue:
     - key: LC_ALL

salt/lib.sls

@@ -131,28 +131,28 @@ unset {{ setting_name }} in {{ filename }}:
     - onchanges:
       - virtualenv: {{ directory }}-virtualenv
     - watch_in:
-      - virtualenv: {{ directory }}-piptools
+      - virtualenv: {{ directory }}-uv
 
-# This state only differs from the *-virtualenv state by installing pip-tools and not watching python.
-{{ directory }}-piptools:
+# This state only differs from the *-virtualenv state by installing uv and not watching python.
+{{ directory }}-uv:
   virtualenv.managed:
     - name: {{ directory }}/.ve
     - python: /usr/bin/python{{ salt['pillar.get']('python:version', 3) }}
     - runas: {{ user }}
     - user: {{ user }}
     - require: {{ ([{'pkg': 'virtualenv'}] + [parent_directory])|yaml }}
     - pip_pkgs:
-      - pip-tools
+      - uv
 
 {{ directory }}-requirements:
   cmd.run:
-    - name: .ve/bin/pip-sync -q --pip-args "--exists-action w"
+    - name: .ve/bin/uv pip sync --python=.ve/bin/python -q requirements.txt
     - runas: {{ user }}
     - cwd: {{ directory }}
     - require:
-      - virtualenv: {{ directory }}-piptools
+      - virtualenv: {{ directory }}-uv
     # Run the command if the virtual environment was reinstalled (64501d6) or the requirements file was changed.
-    - onchanges: {{ ([{'virtualenv': directory + '-piptools'}] + [requirements_file])|yaml }}
+    - onchanges: {{ ([{'virtualenv': directory + '-uv'}] + [requirements_file])|yaml }}
 {% if watch_in %}
     - watch_in:
       - service: {{ watch_in }}