Install xarray and dependencies for NetCDFCF to XArray testing

.gitlab/ci/requirements.txt

@@ -13,3 +13,8 @@ Jinja2==3.1.3
 
 # setuptools required for distutils since python 3.12+
 setuptools==75.5.0
+
+# For XArray to vtkNetCDFCFReader connector
+xarray==2024.10.0
+netcdf4==1.7.2
+cftime==1.6.4.post1

.gitlab/os-linux.yml

@@ -842,6 +842,7 @@
         -  '[[ "$CMAKE_CONFIGURATION" =~ (osmesa|egl) ]] || yum install -y --setopt=install_weak_deps=False mesa-dri-drivers libglvnd-egl'
         - "$PYTHON_PREFIX/bin/python -m venv venv"
         - . venv/bin/activate
+        - pip install xarray cftime netcdf4
         - pip install twine
         - twine check build/dist/*.whl
         - pip install build/dist/*.whl

.gitlab/os-macos.yml

@@ -248,6 +248,9 @@
     script:
         - *before_script_macos
         - *before_script_macos_deps
+        - "$DEVELOPER_DIR//Library/Frameworks/Python3.framework/Versions/3.9/bin/python3.9 -m venv build/ci-venv"
+        - . build/ci-venv/bin/activate
+        - pip install xarray cftime netcdf4
         - *script_macos
     interruptible: true
 
@@ -257,6 +260,8 @@
     script:
         - *before_script_macos
         - *before_script_macos_deps
+        - . build/ci-venv/bin/activate
+        - python -c "import xarray"
         - ctest --output-on-failure -V -S .gitlab/ci/ctest_test.cmake
     interruptible: true
 
@@ -315,6 +320,7 @@
           # Needed to rebuild some dependencies which don't have arm64-compatible wheels yet.
         - '[ "$( uname -m )" = "arm64" ] && pip install wheel'
         - pip install twine
+        - pip install xarray cftime netcdf4
         - twine check build/dist/*.whl
         - pip install build/dist/*.whl
         - python -c "import vtk"

.gitlab/os-windows.yml

@@ -392,6 +392,8 @@
         - pip install twine
         - twine check (Get-ChildItem build\dist\*.whl | % FullName)
         - pip install (Get-ChildItem build\dist\*.whl | % FullName)
+        - pip install xarray cftime netcdf4
+        - python -c "import xarray"
         - python -c "import vtk"
         - if ( "$env:VTK_DISABLE_PYI_TESTING" -ne "1" ) { python -m vtkmodules.generate_pyi --test -p vtkmodules } else { echo "pyi test is disabled." }
         - ctest -V --output-on-failure -S .gitlab/ci/ctest_test_external_wheel.cmake