[revert] only wiindows tests

.github/workflows/ci.yaml

@@ -24,8 +24,8 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: ["ubuntu-latest", "windows-latest"]
-        python-version: ["3.8", "3.10"]
+        os: ["windows-latest"]
+        python-version: ["3.8"]
     steps:
       - uses: actions/checkout@v3
         with:
@@ -59,101 +59,3 @@ jobs:
           env_vars: RUNNER_OS,PYTHON_VERSION
           name: codecov-umbrella
           fail_ci_if_error: false
-
-  optional-deps:
-    name: ${{ matrix.env }}
-    runs-on: ${{ matrix.os }}
-    defaults:
-      run:
-        shell: bash -l {0}
-    strategy:
-      fail-fast: false
-      matrix:
-        os: ["ubuntu-latest"]
-        env:
-          [
-            "no-xarray",
-            "no-dask",
-            "minimal-requirements",
-          ]
-    steps:
-      - uses: actions/checkout@v3
-        with:
-          fetch-depth: 0 # Fetch all history for all branches and tags.
-      - name: Set up conda environment
-        uses: mamba-org/provision-with-micromamba@v13
-        with:
-          environment-file: ci/${{ matrix.env }}.yml
-          environment-name: flox-tests
-          cache-env: true
-          extra-specs: |
-            python="${{ matrix.python-version }}"
-      - name: Install flox
-        run: |
-          python -m pip install --no-deps -e .
-      - name: Run tests
-        run: |
-          python -m pytest -n auto
-
-  upstream-dev:
-    name: upstream-dev
-    runs-on: ubuntu-latest
-    defaults:
-      run:
-        shell: bash -l {0}
-    steps:
-      - uses: actions/checkout@v3
-      - name: Set up conda environment
-        uses: mamba-org/provision-with-micromamba@v13
-        with:
-          environment-file: ci/upstream-dev-env.yml
-          environment-name: flox-tests
-          extra-specs: |
-            python="3.10"
-      - name: Run Tests
-        run: |
-          pytest -n 2
-
-  xarray-groupby:
-    name: xarray-groupby
-    runs-on: ubuntu-latest
-    defaults:
-      run:
-        shell: bash -l {0}
-    steps:
-      - uses: actions/checkout@v3
-        with:
-          repository: 'pydata/xarray'
-          fetch-depth: 0 # Fetch all history for all branches and tags.
-      - name: Set up conda environment
-        uses: mamba-org/provision-with-micromamba@v13
-        with:
-          environment-file: ci/requirements/environment.yml
-          environment-name: xarray-tests
-          cache-env: true
-          extra-specs: |
-            python="3.10"
-      - name: Install xarray
-        run: |
-          python -m pip install --no-deps .
-      - name: Install upstream flox
-        run: |
-          python -m pip install --no-deps \
-            git+https://github.com/dcherian/flox.git@${{ github.ref }}
-      - name: Version info
-        run: |
-          conda info -a
-          conda list
-          python xarray/util/print_versions.py
-      - name: import xarray
-        run: |
-          python -c 'import xarray'
-      - name: import flox
-        run: |
-          python -c 'import flox'
-      - name: Run Tests
-        if: success()
-        id: status
-        run: |
-          set -euo pipefail
-          python -m pytest -n auto xarray/tests/test_groupby.py