build: update infrastructure to use the uv tool

.github/workflows/code-quality.yml

@@ -13,13 +13,17 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v4
+
     - name: Set up Python
       uses: actions/setup-python@v5
       with:
-        python-version: "3.10"
-        cache: 'pip'
-        cache-dependency-path: |
-          **/pyproject.toml
-          **/constraints.txt
-          **/requirements-dev.txt
-    - uses: pre-commit/action@v3.0.1
+        python-version-file: ".python-version"
+
+    - name: Install uv
+      uses: astral-sh/setup-uv@v5
+      with:
+        enable-cache: true
+        cache-dependency-glob: "uv.lock"
+
+    - name: "Run pre-commit"
+      uses: pre-commit/action@v3.0.1

.github/workflows/daily-ci.yml

@@ -5,7 +5,8 @@ on:
   - cron: '0 4 * * *'
   workflow_dispatch:
 
-  ## COMMENTED OUT: only for testing CI action changes
+  ## COMMENTED OUT: only for testing CI action changes.
+  ## It only works for PRs to `main` branch from branches in the upstream gt4py repo.
   # pull_request:
   #   branches:
   #   - main
@@ -15,106 +16,87 @@ jobs:
   daily-ci:
     strategy:
       matrix:
+        # dependencies-strategy -> The strategy that `uv lock` should use to select
+        # between the different compatible versions for a given package requirement
+        # [arg: --resolution, env: UV_RESOLUTION=]
+        dependencies-strategy: ["lowest-direct", "highest"]
+        gt4py-module: ["cartesian", "eve", "next", "storage"]
+        os: ["ubuntu-latest"] #, "macos-latest"]
         python-version: ["3.10", "3.11"]
-        tox-module-factor: ["cartesian", "eve", "next", "storage"]
-        os: ["ubuntu-latest"]
-        requirements-file: ["requirements-dev.txt", "min-requirements-test.txt", "min-extra-requirements-test.txt"]
       fail-fast: false
 
     runs-on: ${{ matrix.os }}
     steps:
     - uses: actions/checkout@v4
+
     - name: Install C++ libraries
       if: ${{ matrix.os == 'macos-latest' }}
       shell: bash
-      run: |
-        brew install boost
+      run: brew install boost
+
     - name: Install C++ libraries
       if: ${{ matrix.os == 'ubuntu-latest' }}
       shell: bash
-      run: |
-        sudo apt install libboost-dev
-    - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v5
+      run: sudo apt install libboost-dev
+
+    - name: Install uv and set the python version
+      uses: astral-sh/setup-uv@v5
       with:
+        enable-cache: true
+        cache-dependency-glob: "uv.lock"
         python-version: ${{ matrix.python-version }}
-        cache: 'pip'
-        cache-dependency-path: |
-          **/pyproject.toml
-          **/constraints.txt
-          **/requirements-dev.txt
-    - name: Install tox
-      run: |
-        python -m pip install -c ./constraints.txt pip setuptools wheel tox
-        python -m pip list
-    - name: Update requirements
-      run: |
-        pyversion=${{ matrix.python-version }}
-        pyversion_no_dot=${pyversion//./}
-        tox run -e requirements-py${pyversion_no_dot}
-    # TODO(egparedes): add notification for dependencies updates
-    # - name: Check for updated requirements
-    #   id: update-requirements
-    #   continue-on-error: true
-    #   if: ${{ matrix.python-version == '3.8' && matrix.tox-module-factor == 'cartesian' }}
-    #   shell: bash
-    #   run: |
-    #     if diff -q constraints.txt CURRENT-constraints.txt; then
-    #       echo "REQS_DIFF=''" >> $GITHUB_OUTPUT
-    #     else
-    #       diff --changed-group-format='%<' --unchanged-group-format='' constraints.txt CURRENT-constraints.txt |  tr '\n' ' ' > constraints.txt.diff
-    #       echo "REQS_DIFF='$(cat constraints.txt.diff)'" >> $GITHUB_OUTPUT
-    #     fi
-    #     echo "REQS_DIFF_TEST="FOOOOOOOO" >> $GITHUB_OUTPUT
-    # - name: Notify updated requirements (if any)
-    #   if: ${{ steps.update-requirements.outputs.REQS_DIFF }}
-    #   env:
-    #     SLACK_BOT_TOKEN: ${{ secrets.SLACK_BOT_TOKEN }}
-    #   uses: slackapi/slack-github-action@v1.23.0
-    #   with:
-    #     channel-id: ${{ vars.SLACK_BOT_CHANNEL }}
-    #     payload: |
-    #       {
-    #         "text": "TEXT",
-    #         "blocks": [
-    #           {
-    #             "type": "section",
-    #             "text": {
-    #               "type": "plain_text",
-    #               "text": "@channel: AA/${{ steps.update-requirements.outputs.REQS_DIFF }}/BB/ ${{ steps.update-requirements.outputs.REQS_DIFF_TEST }} /CC"
-    #             }
-    #           },
-    #           {
-    #             "type": "section",
-    #             "text": {
-    #               "type": "mrkdwn",
-    #               "text": "@channel: AA/${{ steps.update-requirements.outputs.REQS_DIFF }}/BB/ ${{ steps.update-requirements.outputs.REQS_DIFF_TEST }} /CC"
-    #             }
-    #           }
-    #         ]
-    #       }
-    - name: Run tests
+
+    - name: Run CPU tests for '${{ matrix.gt4py-module }}' with '${{ matrix.dependencies-strategy }}' resolution strategy
       env:
         NUM_PROCESSES: auto
-        ENV_REQUIREMENTS_FILE: ${{ matrix.requirements-file }}
-      run: |
-        tox run --skip-missing-interpreters -m test-${{ matrix.tox-module-factor }}-cpu
+        UV_RESOLUTION: ${{ matrix.dependencies-strategy }}
+      run: uv run nox -s 'test_${{ matrix.gt4py-module }}-${{ matrix.python-version }}' -t 'cpu'
+
     - name: Notify slack
       if: ${{ failure() }}
       env:
         SLACK_BOT_TOKEN: ${{ secrets.SLACK_BOT_TOKEN }}
       uses: slackapi/slack-github-action@v1.23.0
       with:
-        channel-id: ${{ vars.SLACK_BOT_CHANNEL }}
+        channel-id: ${{ vars.SLACK_BOT_CHANNEL }}  # Use SLACK_BOT_CHANNEL_TEST for testing
+        payload: |
+          {
+            "text": "Failed tests for ${{ github.workflow }} (dependencies-strategy=${{ matrix.dependencies-strategy }}, python=${{ matrix.python-version }}, component=${{ matrix.gt4py-module }}) [https://github.com/GridTools/gt4py/actions/runs/${{ github.run_id }}].",
+            "blocks": [
+              {
+                "type": "section",
+                "text": {
+                  "type": "mrkdwn",
+                  "text": "Failed tests: <https://github.com/GridTools/gt4py/actions/runs/${{ github.run_id }}|${{ github.workflow }}: **${{ matrix.gt4py-module }} (CPU)** for **Python-${{ matrix.python-version }}** with **'${{ matrix.dependencies-strategy }}' uv resolution strategy**.>"
+                }
+              }
+            ]
+          }
+
+  weekly-reminder:
+    runs-on: ubuntu-latest
+    steps:
+    - id: get_day_of_the_week
+      name: Get day of the week
+      run: echo "day_of_week=$(date +'%u')" >> $GITHUB_OUTPUT
+
+    - name: Weekly notification
+      if: ${{ env.DAY_OF_WEEK == 1 }}
+      env:
+        DAY_OF_WEEK: ${{ steps.get_day_of_the_week.outputs.day_of_week }}
+        SLACK_BOT_TOKEN: ${{ secrets.SLACK_BOT_TOKEN }}
+      uses: slackapi/slack-github-action@v1.23.0
+      with:
+        channel-id: ${{ vars.SLACK_BOT_CHANNEL }}  # Use SLACK_BOT_CHANNEL_TEST for testing
         payload: |
           {
-            "text": "${{ github.workflow }}: `test-${{ matrix.tox-module-factor }}-cpu (python${{ matrix.python-version }})`>: *Failed tests!*",
+            "text": "Weekly reminder to check the latest runs of the GT4Py Daily CI workflow at the GitHub Actions dashboard [https://github.com/GridTools/gt4py/actions/workflows/daily-ci.yml].",
             "blocks": [
               {
                 "type": "section",
                 "text": {
                   "type": "mrkdwn",
-                  "text": "<https://github.com/GridTools/gt4py/actions/runs/${{ github.run_id }}|${{ github.workflow }}: `test-${{ matrix.tox-module-factor }}-cpu (python${{ matrix.python-version }})`>: *Failed tests!*"
+                  "text": "Weekly reminder to check the latest runs of the <https://github.com/GridTools/gt4py/actions/workflows/daily-ci.yml|GT4Py Daily CI> workflow at the GitHub Actions dashboard."
                 }
               }
             ]

.github/workflows/test-cartesian-fallback.yml

@@ -13,11 +13,11 @@ on:
 
 jobs:
   test-cartesian:
-    runs-on: ubuntu-latest
     strategy:
       matrix:
+        codegen-factor: [internal, dace]
+        os: ["ubuntu-latest"]
         python-version: ["3.10", "3.11"]
-        tox-factor: [internal, dace]
-
+    runs-on: ${{ matrix.os }}
     steps:
     - run: 'echo "No build required"'

.github/workflows/test-cartesian.yml

@@ -7,7 +7,7 @@ on:
   pull_request:
     branches:
     - main
-    paths-ignore:  # Skip if only gt4py.next and irrelevant doc files have been updated
+    paths-ignore:  # Skip when only gt4py.next or doc files have been updated
     - "src/gt4py/next/**"
     - "tests/next_tests/**"
     - "examples/**"
@@ -20,35 +20,36 @@ concurrency:
 
 jobs:
   test-cartesian:
-    runs-on: ubuntu-latest
     strategy:
       matrix:
+        codegen-factor: [internal, dace]
+        os: ["ubuntu-latest"]
         python-version: ["3.10", "3.11"]
-        tox-factor: [internal, dace]
+      fail-fast: false
+
+    runs-on: ${{ matrix.os }}
     steps:
     - uses: actions/checkout@v4
+
     - name: Install C++ libraries
+      if: ${{ matrix.os == 'macos-latest' }}
       shell: bash
-      run: |
-        sudo apt install libboost-dev
-    - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v5
+      run: brew install boost
+
+    - name: Install C++ libraries
+      if: ${{ matrix.os == 'ubuntu-latest' }}
+      shell: bash
+      run: sudo apt install libboost-dev
+
+    - name: Install uv and set the python version
+      uses: astral-sh/setup-uv@v5
       with:
+        enable-cache: true
+        cache-dependency-glob: "uv.lock"
         python-version: ${{ matrix.python-version }}
-        cache: 'pip'
-        cache-dependency-path: |
-          **/pyproject.toml
-          **/constraints.txt
-          **/requirements-dev.txt
-    - name: Install python dependencies
-      run: |
-        python -m pip install -c ./constraints.txt pip setuptools wheel
-        python -m pip install -r ./requirements-dev.txt
-    - name: Test with tox
+
+    - name: Run CPU 'cartesian' tests with nox
       env:
         NUM_PROCESSES: auto
       shell: bash
-      run: |
-        pyversion=${{ matrix.python-version }}
-        pyversion_no_dot=${pyversion//./}
-        tox run -e cartesian-py${pyversion_no_dot}-${{ matrix.tox-factor }}-cpu
+      run: uv run nox -s 'test_cartesian-${{ matrix.python-version }}(${{ matrix.codegen-factor }}, cpu)'

.github/workflows/test-eve-fallback.yml

@@ -1,24 +1,26 @@
 name: "Fallback: Test Eve"
 
 on:
+  push:
+    branches:
+    - main
   pull_request:
     branches:
     - main
     paths-ignore:  # Inverse of corresponding workflow
     - "src/gt4py/eve/**"
     - "tests/eve_tests/**"
-    - "workflows/**"
-    - "*.cfg"
-    - "*.ini"
+    - ".github/workflows/**"
+    - "*.lock"
     - "*.toml"
     - "*.yml"
 
 jobs:
   test-eve:
     strategy:
       matrix:
-        python-version: ["3.10", "3.11"]
         os: ["ubuntu-latest"]
+        python-version: ["3.10", "3.11"]
 
     runs-on: ${{ matrix.os }}
     steps:

.github/workflows/test-eve.yml

@@ -10,61 +10,32 @@ on:
     paths:  # Run when gt4py.eve files (or package settings) are changed
     - "src/gt4py/eve/**"
     - "tests/eve_tests/**"
-    - "workflows/**"
-    - "*.cfg"
-    - "*.ini"
+    - ".github/workflows/**"
+    - "*.lock"
     - "*.toml"
     - "*.yml"
 
 jobs:
   test-eve:
     strategy:
       matrix:
-        python-version: ["3.10", "3.11"]
         os: ["ubuntu-latest"]
+        python-version: ["3.10", "3.11"]
       fail-fast: false
 
     runs-on: ${{ matrix.os }}
     steps:
     - uses: actions/checkout@v4
-    - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v5
+
+    - name: Install uv and set the python version
+      uses: astral-sh/setup-uv@v5
       with:
+        enable-cache: true
+        cache-dependency-glob: "uv.lock"
         python-version: ${{ matrix.python-version }}
-        cache: 'pip'
-        cache-dependency-path: |
-          **/pyproject.toml
-          **/constraints.txt
-          **/requirements-dev.txt
-    - name: Install python dependencies
-      run: |
-        python -m pip install -c ./constraints.txt pip setuptools wheel
-        python -m pip install -r ./requirements-dev.txt
-    - name: Run tox tests
+
+    - name: Run 'eve' tests with nox
       env:
         NUM_PROCESSES: auto
       shell: bash
-      run: |
-        pyversion=${{ matrix.python-version }}
-        pyversion_no_dot=${pyversion//./}
-        tox run -e eve-py${pyversion_no_dot}
-    #     mv coverage.json coverage-py${{ matrix.python-version }}-${{ matrix.os }}.json
-    # - name: Upload coverage.json artifact
-    #   uses: actions/upload-artifact@v4
-    #   with:
-    #     name: coverage-py${{ matrix.python-version }}-${{ matrix.os }}
-    #     path: coverage-py${{ matrix.python-version }}-${{ matrix.os }}.json
-    # - name: Gather info
-    #   run: |
-    #     echo ${{ github.ref_type }} >> info.txt
-    #     echo ${{ github.ref }} >> info.txt
-    #     echo ${{ github.sha }} >> info.txt
-    #     echo ${{ github.event.number }} >> info.txt
-    #     echo ${{ github.event.pull_request.head.ref }} >> info.txt
-    #     echo ${{ github.event.pull_request.head.sha }} >> info.txt
-    #     echo ${{ github.run_id }} >> info.txt
-    # - name: Upload info artifact
-    #   uses: actions/upload-artifact@v4
-    #   with:
-    #     name: info-py${{ matrix.python-version }}-${{ matrix.os }}
-    #     path: info.txt
+      run: uv run nox -s test_eve-${{ matrix.python-version }}