enable doctests (#101)

Author: mathause

.github/workflows/ci.yaml

@@ -65,3 +65,24 @@ jobs:
           env_vars: RUNNER_OS,PYTHON_VERSION
           name: codecov-umbrella
           fail_ci_if_error: false
+
+  doctest:
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        python-version: ["3.11"]
+
+    steps:
+    - uses: actions/checkout@v4
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v5
+      with:
+        python-version: ${{ matrix.python-version }}
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        python -m pip install pytest -e .
+    - name: Test with pytest
+      run: |
+        python -m pytest --doctest-modules mplotutils --ignore mplotutils/tests

mplotutils/cartopy_utils.py

@@ -103,12 +103,12 @@ def cyclic_dataarray(obj, coord="lon"):
     ... )
     >>> data_cyclic = cyclic_dataarray(data, 'y')
     >>> data_cyclic
-    <xarray.DataArray (x: 2, y: 4)>
+    <xarray.DataArray (x: 2, y: 4)> Size: 64B
     array([[1, 2, 3, 1],
            [4, 5, 6, 4]])
     Coordinates:
-      * x        (x) int64 1 2
-      * y        (y) int64 0 1 2 3
+      * x        (x) int64 16B 1 2
+      * y        (y) int64 32B 0 1 2 3
 
     """