BLD/CI: Add linting to main workflow

Author: Kai-Striega

.github/workflows/lint.yml

@@ -26,6 +26,15 @@ jobs:
       run: |
         conda info
         conda list
+    - name: Lint
+      run: |
+        set -euo pipefail
+        # Tell us what version we are using
+        ruff version
+        # Check the source file, ignore type annotations (ANN) for now.
+        ruff check numpy_financial/ --ignore F403 --select E,F,B,I
+        # Check the test and benchmark files
+        ruff check tests/ benchmarks/ --select E,F,B,I
     - name: Build project
       run: |
         spin build -v

.github/workflows/pythonpackage.yml

@@ -6,18 +6,26 @@ name: numpy-financial-dev
 channels:
   - conda-forge
 dependencies:
+  # Runtime dependencies
   - python
+  - numpy
+  # Build
   - cython>=3.0.9
   - compilers
   - meson
   - meson-python
   - ninja
-  - numpy
+  # Tests
   - pytest
   - pytest-xdist
   - asv>=0.6.0
   - hypothesis
+  # Docs
   - myst-parser
   - numpydoc
   - pydata-sphinx-theme>=0.15.0
   - spin
+  # Lint
+  - ruff>=0.3.0
+  # Benchmarks
+  - asv>=0.6.0