[19] Testing GH actions

.github/workflows/ci.yml

@@ -1,5 +1,13 @@
-name: Main workflow
+name: CI
 
+on:
+  push:
+    branches: [ "main", "develop"]
+  pull_request:
+    branches: [ "main", "develop"]
+    paths-ignore:
+      - "CHANGELOG.md"
+      - "README.md"
 
 jobs:
   linting:
@@ -15,11 +23,11 @@ jobs:
           # Install a specific version of uv.
           version: "0.6.2"
 
-      - name: Set up Python
-        run: uv python install
-
-      - name: Run black
-        run: uv run black --check src/wegen_utils     
+      - name: Run ruff (black)
+        # Do not attempt to install the default dependencies, this is much faster.
+        # Run temporarily on a sub directory before the main restyling.
+        run: uv run --no-project --with "ruff==0.9.7" ruff format --check -n src/wegen_utils
 
       - name: Run ruff (flake8)
-        run: uv run ruff src/wegen_utils
+        # Do not attempt to install the default dependencies, this is much faster.
+        run: uv run --no-project --with "ruff==0.9.7" ruff check src/

pyproject.toml

@@ -8,6 +8,7 @@ authors = [
 ]
 
 requires-python = ">=3.11,<3.13"
+# TODO: split the plotting dependencies into their own dep groups, they are not required.
 dependencies = [ 'torch',
                  'numpy',
                  'astropy_healpix',
@@ -34,3 +35,37 @@ evaluate = "weathergen:evaluate"
 [build-system]
 requires = ["hatchling"]
 build-backend = "hatchling.build"
+
+[dependency-groups]
+# The development dependencies
+dev = [
+  "pytest",
+  "ruff==0.9.7"
+]
+
+
+# The linting configuration
+[tool.ruff]
+
+# Wide rows
+line-length = 120
+
+[tool.ruff.lint]
+# All disabled until the code is formatted.
+select = [
+    # pycodestyle
+    # "E",
+    # Pyflakes
+    # "F",
+    # pyupgrade
+    # "UP",
+    # flake8-bugbear
+    # "B",
+    # flake8-simplify
+    # "SIM",
+    # isort
+    # "I",
+]
+ignore = [
+
+]

src/wegen_utils/__init__.py

@@ -8,5 +8,6 @@
 
 
 def stub():
+    """Stub function to remove once the linters are in place."""
     _logger.info("This is a stub function.")
-    return None
+    return 1