switch off 3.10 and use micromamba (#238)

* switch off 3.10 and use micromamba

* fix ci

* fix ci

.github/workflows/ci.yaml

@@ -17,19 +17,22 @@ jobs:
     name: Build (${{ matrix.python-version }})
     runs-on: ubuntu-latest
     strategy:
-      fail-fast: false
       matrix:
-        python-version: ["3.9", "3.10"]
+        include:
+        - python-version: '3.9'
     steps:
       - uses: actions/checkout@v3
-      - uses: conda-incubator/setup-miniconda@v2
+
+      - name: Install Conda environment with Micromamba
+        uses: mamba-org/provision-with-micromamba@v12
         with:
           environment-file: ci/environment.yml
-          activate-environment: oceanspy_test
-          auto-update-conda: false
-          python-version: ${{ matrix.python-version }}
-          miniforge-variant: Mambaforge
-          use-mamba: true
+          environment-name: oceanspy_test
+          channels: conda-forge
+          cache-env: true
+          cache-env-key: ubuntu-latest-${{ matrix.python-version }}
+          extra-specs: |
+            python=${{ matrix.python-version }}
 
       - name: Set up conda environment
         shell: bash -l {0}

docs/installation.rst

@@ -9,7 +9,7 @@ If you would like to use OceanSpy for your own datasets and run it on a local ma
 Required dependencies
 ---------------------
 
-* Python 3.9, 3.10
+* Python 3.9
 * dask_
 * xarray_
 * xgcm_

setup.py

@@ -33,7 +33,6 @@
         "Operating System :: OS Independent",
         "Programming Language :: Python :: 3",
         "Programming Language :: Python :: 3.9",
-        "Programming Language :: Python :: 3.10",
     ],
     description=(
         "OceanSpy: A Python package to"