Merge pull request #8 from PlasmaFAIR/ci/linting

Add linting workflow

.github/workflows/lint.yml

@@ -0,0 +1,34 @@
+name: Linting
+
+on:
+  push:
+    paths:
+      - '**.py'
+  pull_request:
+    paths:
+      - '**.py'
+
+jobs:
+  Linting:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v4
+        with:
+          python-version: 3.x
+      - name: Install Project
+        run: |
+          python -m pip install --upgrade pip
+          python -m pip install .[lint]
+      - name: Run Black
+        if: always()
+        run: |
+          black --check --verbose src tests
+      - name: Run Ruff
+        if: always()
+        run: |
+          ruff src
+      - name: Run MyPy
+        if: always()
+        run: |
+          mypy src

src/pyloidal/cocos.py

@@ -31,7 +31,7 @@
 
 @dataclass(frozen=True)
 class Sigma:
-    """Collection of signs of various quantities"""
+    """Collection of signs of various quantities."""
 
     B_poloidal: int
     r_phi_z: int
@@ -167,7 +167,7 @@ def identify_cocos(
     sigma_rpz = -1 if clockwise_phi else 1
     sigma_rtp = sign_q * sign_plasma_current * sign_b_toroidal
 
-    # identify 2*pi term in poloidal_flux definition based on safety_factor estimate
+    # identify 2*pi term in poloidal_flux definition based on safety_factor estimate.
     if minor_radii is None:
         # Return both variants if not provided with minor radii
         return tuple(