MNT: migrate requirement files to PEP 735 dependency groups

.github/dependabot.yml

@@ -3,15 +3,6 @@
 
 version: 2
 updates:
-- package-ecosystem: pip
-  directory: /requirements
-  schedule:
-    interval: monthly
-  groups:
-    actions:
-      patterns:
-      - '*'
-
 - package-ecosystem: github-actions
   directory: /.github/workflows
   schedule:

.github/workflows/ci.yml

@@ -30,6 +30,7 @@ jobs:
   unit-tests:
     name: ${{matrix.os}} x py${{matrix.python-version}} ${{matrix.marker}}
     strategy:
+      fail-fast: false
       matrix:
         os:
         - ubuntu-latest
@@ -69,18 +70,16 @@ jobs:
       with:
         enable-cache: true
         cache-dependency-glob: |
-          **/requirements/tests.txt
           **/pyproject.toml
 
     - name: Test
       env:
         GPGI_PY_LIB: ${{ matrix.marker == 'PY_LIB' }}
       shell: bash # for windows-compat (using `\` as a line continuation)
-      # pinning [email protected] inline so it's up to date
-      # even with UV_RESOLUTION=lowest-direct
       run: |
-        uvx --with-requirements=requirements/tests.txt --no-build ${{ matrix.install-args }} \
-          [email protected] run --parallel-mode -m pytest --color=yes -ra
+        uv sync --only-group test --only-group covcheck --no-build ${{ matrix.install-args }}
+        uv run  ${{ matrix.install-args }} \
+          coverage run --parallel-mode -m pytest --color=yes -ra
 
     - name: Upload coverage data
       # only using reports from ubuntu because
@@ -103,12 +102,12 @@ jobs:
       with:
         enable-cache: true
         cache-dependency-glob: |
-          **/requirements/tests.txt
           **/pyproject.toml
     - run: uv python install 3.13
     - name: Run Image Tests
       run: |
-        uvx --with-requirements=requirements/tests.txt --no-build \
+        uv sync --only-group test --no-build
+        uv run \
           pytest --color=yes --mpl -m mpl_image_compare \
                 --mpl-generate-summary=html \
                 --mpl-results-path=gpgi_pytest_mpl_results \
@@ -117,7 +116,8 @@ jobs:
     - name: Generate new image baseline
       if: failure()
       run: |
-        uvx --with-requirements=requirements/tests.txt --no-build \
+        uv sync --only-group test --no-build
+        uv run \
           pytest --color=yes --mpl -m mpl_image_compare \
                 --mpl-generate-path=gpgi_pytest_mpl_new_baseline \
                 --last-failed
@@ -149,12 +149,12 @@ jobs:
       with:
         enable-cache: true
         cache-dependency-glob: |
-          **/requirements/tests.txt
           **/pyproject.toml
     - run: uv python install 3.13
     - name: Run Concurrency Tests
       run: |
-        uvx --with-requirements=requirements/tests.txt --no-build \
+        uv sync --only-group test --only-group concurrency --no-build
+        uv run \
           pytest --color=yes --count 500 tests/test_concurrent.py
 
   coverage:
@@ -205,14 +205,13 @@ jobs:
       with:
         enable-cache: true
         cache-dependency-glob: |
-          **/requirements/typecheck.txt
           **/pyproject.toml
 
     - run: uv python install ${{ matrix.python-version }}
     - name: Typecheck
       run: |
-        uvx --with-requirements=requirements/typecheck.txt \
-          mypy src/gpgi
+        uv sync --only-group typecheck --no-build
+        uv run mypy src/gpgi
 
 
   future:

MANIFEST.in

@@ -9,5 +9,3 @@ exclude src/gpgi/_lib.py
 recursive-exclude tests *
 exclude .pre-commit-config.yaml
 exclude _typos.toml
-exclude constraints/*
-exclude requirements/*

pyproject.toml

@@ -36,6 +36,22 @@ text = "GPL-3.0"
 Homepage = "https://github.com/neutrinoceros/gpgi"
 Changelog = "https://github.com/neutrinoceros/gpgi/blob/main/CHANGELOG.md"
 
+[dependency-groups]
+covcheck = [
+    "coverage>=7.6.1",
+]
+concurrency = [
+    "pytest-repeat>=0.9.3",
+]
+test = [
+    "matplotlib>=3.6.0",
+    "pytest-mpl>=0.16.1",
+    "pytest>=7.0.0",
+]
+typecheck = [
+    "mypy>=1.13.0",
+]
+
 [tool.setuptools]
 license-files = [
     "LICENSE",
@@ -126,7 +142,7 @@ filterwarnings = [
 build = "cp311-* cp312-* cp313-*"
 build-frontend = "build[uv]"
 build-verbosity = 1
-before-test = "uv pip install -r requirements/tests.txt --no-build"
+test-groups = ["test", "concurrency"]
 test-command = [
     "pytest --color=yes -ra {project}/tests",
     "pytest --color=yes --count 500 {project}/tests/test_concurrent.py",