Merge pull request #516 from kafitzgerald/fix_ci_python_versions

Fix and update CI and bump minimum Python requirement

.github/workflows/ci.yml

@@ -1,6 +1,8 @@
 name: CI
 on:
   pull_request:
+  schedule:
+    - cron: '0 0 * * *' # Daily “At 00:00”
   workflow_dispatch:
 
 concurrency:
@@ -19,24 +21,25 @@ jobs:
       fail-fast: false
       matrix:
         os: [ "ubuntu-latest"]
-        python-version: [ "3.7", "3.8", "3.9", "3.10" ]
+        python-version: [ "3.8", "3.9", "3.10" ]
         include:
           - os: "macos-latest"
-            python-version: "3.7"
+            python-version: "3.8"
           - os: "macos-latest"
             python-version: "3.10"
 
     steps:
-    - uses: actions/checkout@v3
-    - name: Create conda environment
-      env:
-        ACTIONS_ALLOW_UNSECURE_COMMANDS: 'true'
-      uses: mamba-org/provision-with-micromamba@main
+    - name: checkout
+      uses: actions/checkout@v3
+    - name: setup micromamba
+      uses: mamba-org/setup-micromamba@v1
       with:
-         micromamba-version: "latest"
          environment-name: geocat-examples
          environment-file: conda_environment.yml
-    - name: Make html
+         cache-environment: true
+         create-args: >-
+           python=${{matrix.python-version}}
+    - name: make html
       shell: bash -l {0}
       working-directory: ./docs
       run: |

conda_environment.yml

@@ -3,7 +3,7 @@ channels:
   - conda-forge
   - ncar
 dependencies:
-  - python>=3.7
+  - python>=3.8
   - geocat-comp
   - cf_xarray>=0.3.1
   - geocat-datafiles