Use install-esmf-action

.github/workflows/bump-version.yml

@@ -34,7 +34,7 @@ jobs:
   bump_patch_version:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           persist-credentials: false
       - uses: actions/setup-python@v4

.github/workflows/gh-pages.yml

@@ -20,7 +20,7 @@ jobs:
         shell: bash -l {0}
     steps:
       - name: Checkout 🛎️
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           persist-credentials: false
       - name: Setup Conda (Micromamba)

.github/workflows/main.yml

@@ -45,6 +45,8 @@ jobs:
     name: test-${{ matrix.tox-env }} (Python${{ matrix.python-version }})
 #    needs: black
     runs-on: ubuntu-latest
+    env:
+      ESMF_VERSION: "v8.5.0"
     strategy:
       matrix:
         include:
@@ -57,7 +59,18 @@ jobs:
           - tox-env: "py311"
             python-version: "3.11"
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
+      - name: Install NetCDF
+        run: |
+          sudo apt-get -y update
+          sudo apt install libnetcdf-dev libnetcdff-dev
+      - name: Install ESMF
+        uses: esmf-org/install-esmf-action@v1
+        env:
+          ESMF_NETCDF: nc-config
+        with:
+          cache: true
+          version: ${{ env.ESMF_VERSION }}
       - name: Set up Python${{ matrix.python-version }}
         uses: actions/setup-python@v4
         with:
@@ -67,6 +80,7 @@ jobs:
       - name: Test with tox
         run: tox -e ${{ matrix.tox-env }}
         env:
+          ESMF_VERSION: ${{ env.ESMF_VERSION }}
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           COVERALLS_FLAG_NAME: run-${{ matrix.tox-env }}
           COVERALLS_PARALLEL: true

.github/workflows/publish-pypi.yml

@@ -10,7 +10,7 @@ jobs:
     name: Build and publish Python 🐍 distributions 📦 to PyPI
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up Python3
         uses: actions/setup-python@v4
         with:

.github/workflows/tag-testpypi.yml

@@ -10,7 +10,7 @@ jobs:
     name: Build and publish Python 🐍 distributions 📦 to TestPyPI
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up Python3
         uses: actions/setup-python@v4
         with:

setup.py

@@ -33,9 +33,8 @@
     "pint>=0.10",
     "scipy>=1.2",
     "tqdm",
-    # FIXME: This needs to be revisited. `xagg` should be an optional dependency, reliant on Anaconda.
     # "xagg-no-xesmf-deps",
-    # "xagg",
+    "xagg",
     "xarray>=2023.1",
     "zarr>=2.11.1",
 ]

tox.ini

@@ -33,12 +33,16 @@ setenv =
     PYTEST_ADDOPTS = "--color=yes"
     PYTHONPATH = {toxinidir}
 passenv =
+    COVERALLS_*
+    ESMFMKFILE
+    ESMF_VERSION
     GITHUB_*
 extras =
     dev
 download = True
 install_command = python -m pip install --no-user {opts} {packages}
 deps =
+    git+https://github.com/esmf-org/esmf.git@{env:ESMF_VERSION}\#subdirectory=src/addon/esmpy
 ; If you want to make tox run the tests with the same versions, create a
 ; requirements.txt with the pinned versions and uncomment the following line:
 ;     -r{toxinidir}/requirements.txt