test get version to trigger METplus

.github/workflows/trigger_main.yml

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+name: Trigger METplus Workflow
+
+on:
+  push:
+    branches:
+      - develop
+      - main_v**
+      - main
+    paths-ignore:
+      - 'docs/**'
+      - '.github/pull_request_template.md'
+      - '.github/ISSUE_TEMPLATE/**'
+      - '**/README.md'
+      - '**/LICENSE.md'
+
+jobs:
+  trigger_metplus:
+    name: Trigger METplus testing workflow
+    runs-on: ubuntu-latest
+    steps:
+      - name: Print GitHub values for reference
+        env:
+          GITHUB_CONTEXT: ${{ toJson(github) }}
+        run: echo "$GITHUB_CONTEXT"
+      - uses: actions/checkout@v4
+      - uses: actions/checkout@v4
+        with:
+          repository: 'dtcenter/METplus'
+          ref: 'develop'
+          path: 'METplus'
+      - run: ls $GITHUB_WORKSPACE
+      - id: get_version
+        run: |
+          version=$(python3 -c "from component_name import __version__; print(__version__)")
+          echo "version=${version}" >> $GITHUB_OUTPUT
+      - run: |
+          repo=${{ github.repository }}
+          repo=${repo#*/}
+          echo repo is ${repo}
+          version=${{ steps.get_version.outputs.version }}
+          cmd="$GITHUB_WORKSPACE/METplus/metplus/component_versions.py -i METplotpy -v ${version} -o METplus -f main_v{X}.{Y}"
+          echo $cmd
+          $cmd
+#      - uses: actions/github-script@v7
+#        with:
+#          github-token: ${{ secrets.METPLUS_BOT_TOKEN }}
+#          script: |
+#            await github.rest.actions.createWorkflowDispatch({
+#              owner: 'dtcenter',
+#              repo: 'METplus',
+#              workflow_id: 'testing.yml',
+#              ref: 'develop',
+#              inputs: {
+#                repository: '${{ github.repository }}',
+#                ref: '${{ github.ref }}',
+#                actor: '${{ github.actor }}',
+#                sha: '${{ github.sha }}',
+#                pusher_email: '${{ github.event.pusher.email }}'
+#              },
+#            });

component_name/__init__.py

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+from ._version import __version__

component_name/_version.py

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+__version__ = "3.0.0-beta6-dev"