Switch from Poetry to UV

.github/workflows/build.yml

@@ -42,23 +42,18 @@ jobs:
       PLATFORM: ${{ matrix.platform }}
     steps:
     - uses: actions/checkout@v4
-    - name: Install poetry (not on MacOS)
-      if: runner.os != 'macOS'
-      run: pip install poetry
-
-    - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v5
+    - name: Install the latest version of uv
+      uses: astral-sh/setup-uv@v3
       with:
-        python-version: ${{ matrix.python-version }}
-        cache: ${{ matrix.platform != 'macos-latest' && 'poetry' || '' }}
-
-    - name: Install poetry (only on MacOS)
-      if: runner.os == 'macOS'
-      run: pip install poetry
-
+        version: "latest"
+        enable-cache: true
+        # https://github.com/astral-sh/setup-uv?tab=readme-ov-file#github-authentication-token
+        github-token: ${{ secrets.GITHUB_TOKEN }}
+        cache-suffix: ${{ matrix.python-version }}
+    - name: Pin Python version to ${{ matrix.python-version }}
+      run: uv python pin ${{ matrix.python-version }}
     - name: Install dependencies
-      run: poetry install --with=dev
-
+      run: uv sync
     - name: Setup passwordless SSH access to localhost for tests
       # Adapted from https://stackoverflow.com/a/60367309/6388696
       if: runner.os == 'Linux'
@@ -75,7 +70,7 @@ jobs:
         ssh -o 'StrictHostKeyChecking no' localhost id
 
     - name: Test with pytest
-      run: poetry run pytest --cov=milatools --cov-report=xml --cov-append
+      run: uv run pytest --cov=milatools --cov-report=xml --cov-append
 
     - name: Store coverage report as an artifact
       uses: actions/upload-artifact@v4
@@ -130,19 +125,21 @@ jobs:
           chmod og-rw ~
           ssh -o 'StrictHostKeyChecking no' localhost id
 
-      - name: Set up Python ${{ matrix.python-version }}
-        uses: actions/setup-python@v5
+      - name: Install the latest version of uv
+        uses: astral-sh/setup-uv@v3
         with:
-          python-version: ${{ matrix.python-version }}
-
+          version: "latest"
+          enable-cache: true
+          # https://github.com/astral-sh/setup-uv?tab=readme-ov-file#github-authentication-token
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+          cache-suffix: ${{ matrix.python-version }}
+      - name: Pin Python version to ${{ matrix.python-version }}
+        run: uv python pin ${{ matrix.python-version }}
       - name: Install dependencies
-        run: |
-          python -m pip install --upgrade pip
-          pip install poetry
-          poetry install --with=dev
+        run: uv sync
 
       - name: Launch integration tests
-        run: poetry run pytest --slow --cov=milatools --cov-report=xml --cov-append -vvv --log-level=DEBUG
+        run: uv run pytest --slow --cov=milatools --cov-report=xml --cov-append -vvv --log-level=DEBUG
         timeout-minutes: 15
         env:
           SLURM_CLUSTER: localhost
@@ -188,7 +185,7 @@ jobs:
           # Next step if this doesn't work would be to give the coverage files a unique name and use merge-multiple: true
           path: coverage_reports
       - name: Upload coverage reports to Codecov
-        uses: codecov/codecov-action@v4
+        uses: codecov/codecov-action@v5
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
           # file: ./coverage.xml  # Search for all coverage files from each workflow.

.github/workflows/testing.yml

@@ -32,20 +32,22 @@ jobs:
             ssh -O check -oStrictHostKeyChecking=no ${{ inputs.cluster }}
 
       - uses: actions/checkout@v4
-      - name: Set up Python ${{ inputs.python-version }}
-        uses: actions/setup-python@v5
+      - name: Install the latest version of uv
+        uses: astral-sh/setup-uv@v3
         with:
-          python-version: ${{ inputs.python-version }}
-
+          version: "latest"
+          enable-cache: true
+          # https://github.com/astral-sh/setup-uv?tab=readme-ov-file#github-authentication-token
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+          cache-suffix: ${{ inputs.python-version }}
+      - name: Pin Python version to ${{ inputs.python-version }}
+        run: uv python pin ${{ inputs.python-version }}
       - name: Install dependencies
-        run: |
-          python -m pip install --upgrade pip
-          pip install poetry
-          poetry install --with=dev
+        run: uv sync
 
       - name: Launch integration tests
         id: self_hosted_integration_tests
-        run: poetry run pytest --slow --cov=milatools --cov-report=xml --cov-append -vvv --log-level=DEBUG
+        run: uv run pytest --slow --cov=milatools --cov-report=xml --cov-append -vvv --log-level=DEBUG
         timeout-minutes: ${{ inputs.timeout-minutes }}
         env:
           SLURM_CLUSTER: ${{ inputs.cluster }}

.pre-commit-config.yaml

@@ -28,12 +28,6 @@ repos:
       - id: check-added-large-files
         require_serial: true
 
-  - repo: https://github.com/python-poetry/poetry
-    rev: 1.7.0
-    hooks:
-      - id: poetry-check
-        require_serial: true
-
   - repo: https://github.com/charliermarsh/ruff-pre-commit
     # Ruff version.
     rev: v0.1.14

milatools/cli/code.py

@@ -2,9 +2,9 @@
 
 import asyncio
 import shutil
+from collections.abc import Awaitable
 from logging import getLogger as get_logger
 from pathlib import PurePosixPath
-from typing import Awaitable
 
 from milatools.cli import console
 from milatools.cli.init_command import DRAC_CLUSTERS

milatools/cli/utils.py

@@ -367,18 +367,6 @@ def stripped_lines_of(text: str) -> list[str]:
     return [line.strip() for line in text.splitlines()]
 
 
-if sys.version_info < (3, 9):
-
-    def removesuffix(s: str, suffix: str) -> str:
-        """Backport of `str.removesuffix` for Python<3.9."""
-        if s.endswith(suffix):
-            return s[: -len(suffix)]
-        else:
-            return s
-else:
-    removesuffix = str.removesuffix
-
-
 class AllocationFlagsAction(argparse._StoreAction):
     def __call__(
         self,

milatools/utils/parallel_progress.py

@@ -2,9 +2,9 @@
 
 import asyncio
 import functools
+from collections.abc import Coroutine
 from logging import getLogger as get_logger
 from typing import (
-    Coroutine,
     Protocol,
     TypedDict,
     TypeVar,

milatools/utils/vscode_utils.py

@@ -7,9 +7,9 @@
 import subprocess
 import sys
 import textwrap
+from collections.abc import Sequence
 from logging import getLogger as get_logger
 from pathlib import Path
-from typing import Sequence
 
 from milatools.cli.utils import (
     CommandNotFoundError,