Use uv.lock in CI + other devops tweaks

.github/workflows/ci.yml

@@ -2,6 +2,9 @@ name: ci
 
 on: [push, pull_request]
 
+env:
+    FORCE_COLOR: 1
+
 jobs:
     pre-commit:
         runs-on: ubuntu-latest
@@ -42,14 +45,18 @@ jobs:
             with:
                 python-version: ${{ matrix.python-version }}
 
-        -   name: Install python dependencies
-            run: pip install .[tests]
+        -   name: Set up uv
+            uses: astral-sh/setup-uv@v7
+            with:
+                python-version: ${{ matrix.python-version }}
+                version: 0.9.7
+                activate-environment: true
 
-        -   name: Run pytest
-            run: pytest -s --cov=plumpy tests/
+        -   name: Install dependencies
+            run: uv sync
 
-        -   name: Create xml coverage
-            run: coverage xml
+        -   name: Run pytest
+            run: pytest --cov=plumpy tests/
 
         -   name: Upload coverage to Codecov
             if: github.repository == 'aiidateam/plumpy'

.pre-commit-config.yaml

@@ -21,6 +21,12 @@ repos:
         exclude: *exclude_ruff
         args: [--fix, --exit-non-zero-on-fix, --show-fixes]
 
+  - repo: https://github.com/astral-sh/uv-pre-commit
+    rev: 0.9.7
+    hooks:
+      # Check and update the uv lockfile
+      - id: uv-lock
+
   - repo: local
     hooks:
       - id: mypy

pyproject.toml

@@ -54,21 +54,19 @@ docs = [
     'myst-nb~=1.2.0',
     'sphinx~=7.2.0',
     'sphinx-book-theme~=1.1.4',
-    'importlib-metadata~=4.12.0',
 ]
 pre-commit = [
     'mypy==1.18.2',
     'pre-commit~=3.6',
     'types-pyyaml~=6.0'
 ]
 tests = [
-    'ipykernel==6.12.1',
+    'ipykernel~=6.12.1',
     'pytest~=8.4',
     'pytest-asyncio~=0.12,<0.17',
-    'pytest-cov~=4.1',
+    'pytest-cov~=7.0',
     'pytest-notebook>=0.8.0',
-    'shortuuid==1.0.8',
-    'importlib-resources~=5.2',
+    'shortuuid==1.0.13',
 ]
 
 [tool.flit.module]
@@ -138,12 +136,19 @@ module = [
 ignore_missing_imports = true
 
 [tool.pytest.ini_options]
-minversion = '6.0'
+addopts = '--strict-config --strict-markers -ra --cov-report xml --cov-append'
+minversion = '7.0'
 testpaths = [
     'test',
 ]
 filterwarnings = []
 
+[tool.uv]
+# NOTE: When you bump the minimum uv version, you also need to change it in:
+# .pre-commit-config.yaml
+# .github/workflows/ci.yml
+required-version = ">=0.8.4"
+
 [tool.tox]
 legacy_tox_ini = """
 [tox]