Remove pygrib as a dependency; manually parse coordinate reference system from eccodes keys

.github/workflows/tests-conda.yml

@@ -38,59 +38,69 @@ jobs:
         with:
           fetch-depth: 2
 
-      - name: CACHING - Anaconda packages
-        uses: actions/cache@v3
-        id: cache-pkg
-        with:
-          path: ~/conda_pkgs_dir
-          key:
-            conda-pkg-${{ runner.os }}-${{ runner.arch }}-py${{ matrix.python-version }}-${{
-            env.CACHE_NUMBER }}-${{ hashFiles('environment-test.yml') }}
-        env:
-          # Increase this value if `environment-test.yml` has not changed,
-          # but you still want to reset the cache.
-          CACHE_NUMBER: 0
+      #- name: CACHING - Anaconda packages
+      #  uses: actions/cache@v3
+      #  id: cache-pkg
+      #  with:
+      #    path: ~/conda_pkgs_dir
+      #    key:
+      #      conda-pkg-${{ runner.os }}-${{ runner.arch }}-py${{ matrix.python-version }}-${{
+      #      env.CACHE_NUMBER }}-${{ hashFiles('ci/environment.yml') }}
+      #  env:
+      #    # Increase this value if `environment.yml` has not changed,
+      #    # but you still want to reset the cache.
+      #    CACHE_NUMBER: 0
 
-      - name: INSTALL - Anaconda setup (Mambaforge)
-        uses: conda-incubator/setup-miniconda@v2
+      - name: INSTALL - Conda/Mamba setup (Miniforge)
+        uses: conda-incubator/setup-miniconda@v3
         with:
+          auto-update-conda: true
           python-version: ${{ matrix.python-version }}
-          miniforge-variant: Mambaforge
           miniforge-version: latest
           mamba-version: "*"
           use-mamba: true
-          channels: conda-forge,defaults
+          channels: conda-forge
+          conda-remove-defaults: "true"
           channel-priority: true
           activate-environment: herbie-test
+          environment-file: ci/environment.yml
           auto-activate-base: false
-          use-only-tar-bz2: true # IMPORTANT: This needs to be set for caching to work properly!
+          #use-only-tar-bz2: true # IMPORTANT: This needs to be set for caching to work properly!
+
+      #- name: CACHING - Anaconda environment
+      #  uses: actions/cache@v3
+      #  id: cache-env
+      #  with:
+      #    path: ${{ env.CONDA }}/envs
+      #    key:
+      #      conda-env-${{ runner.os }}-${{ runner.arch }}-py${{ matrix.python-version }}-${{
+      #      env.CACHE_NUMBER }}-${{ hashFiles('ci/environment.yml') }}
+      #  env:
+      #    # Increase this value if `ci/environment.yml` has not changed,
+      #    # but you still want to reset the cache.
+      #    CACHE_NUMBER: 0
+
+      - name: DEBUG - mamba info
+        run: |
+          mamba --version
+          mamba info
+
+      - name: DEBUG - mamba list
+        run: mamba list
+
+      - name: DEBUG - mamba configuration
+        run: mamba config --show
 
-      - name: CACHING - Anaconda environment
-        uses: actions/cache@v3
-        id: cache-env
-        with:
-          path: ${{ env.CONDA }}/envs
-          key:
-            conda-env-${{ runner.os }}-${{ runner.arch }}-py${{ matrix.python-version }}-${{
-            env.CACHE_NUMBER }}-${{ hashFiles('environment-test.yml') }}
-        env:
-          # Increase this value if `environment-test.yml` has not changed,
-          # but you still want to reset the cache.
-          CACHE_NUMBER: 0
-
-      - name: DEBUG - Anaconda info
-        run: conda info
-      - name: DEBUG - Anaconda configuration
-        run: conda config --show
       - name: DEBUG - Environment variables
         run: printenv | sort
+
       - name: DEBUG - Program paths
         run: |
           command -v conda
           command -v mamba
 
-      - name: INSTALL - Update Anaconda environment
-        run: mamba env update --name herbie-test --file environment-test.yml
+      - name: INSTALL - Update Mamba environment
+        run: mamba env update --name herbie-test --file ci/environment.yml
         if: steps.cache-env.outputs.cache-hit != 'true'
 
       - name: INSTALL - Project