opened #681
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| # Greet new pull requests with a welcome comment and apply labels. | |
| # This workflow must initiate from an authenticated bot repo collaborator. | |
| # Webhook events: Pull requests | |
| name: New pull request | |
| on: | |
| repository_dispatch: | |
| types: [opened, reopened] | |
| permissions: | |
| contents: read # to fetch code (actions/checkout) | |
| jobs: | |
| comment-welcome: | |
| permissions: | |
| contents: read # to fetch code (actions/checkout) | |
| pull-requests: write # to comment on pull-request | |
| if: ${{ github.actor == 'tfdocsbot' }} | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: Fetch pull request branch | |
| uses: actions/checkout@v2 | |
| with: | |
| repository: ${{ github.event.client_payload.pull_request.head.repo.full_name }} | |
| ref: ${{ github.event.client_payload.pull_request.head.sha }} | |
| - name: Fetch base master branch | |
| run: git fetch -u "$GITHUB_SERVER_URL/$GITHUB_REPOSITORY" master:master | |
| - name: Create message | |
| env: | |
| HEAD_REPOSITORY: ${{ github.event.client_payload.pull_request.head.repo.full_name }} | |
| HEAD_REF: ${{ github.event.client_payload.pull_request.head.ref }} | |
| PR_NUM: ${{ github.event.client_payload.pull_request.number }} | |
| run: | | |
| # Preview links and tool usage only needed for notebook changes. | |
| readarray -t changed_notebooks < <(git diff --name-only master | grep '\.ipynb$' || true) | |
| if [[ ${#changed_notebooks[@]} == 0 ]]; then | |
| echo "No notebooks modified in this pull request." | |
| else | |
| msg="<h4>Preview</h4>\n" | |
| msg+="Preview and run these notebook edits with Google Colab:\n<ul>\n" | |
| # Link to PR branch in user's fork that is always current. | |
| for fp in "${changed_notebooks[@]}"; do | |
| gh_path="${HEAD_REPOSITORY}/blob/${HEAD_REF}/${fp}" | |
| colab_url="https://colab.research.google.com/github/${gh_path}" | |
| msg+="<li><a href='${colab_url}'>${fp}</a></li>\n" | |
| done | |
| msg+="</ul>\n" | |
| reviewnb_url="https://app.reviewnb.com/${GITHUB_REPOSITORY}/pull/${PR_NUM}/files/" | |
| msg+="Rendered <a href='${reviewnb_url}'>notebook diffs</a> available on ReviewNB.com.\n" | |
| msg+="<h4>Format and style</h4>\n" | |
| msg+="Use the TensorFlow docs <a href='https://github.com/tensorflow/docs/tree/master/tools/tensorflow_docs/tools'>notebook tools</a> to format for consistent source diffs and lint for style:\n" | |
| msg+="<pre>\n$ python3 -m pip install -U --user git+https://github.com/tensorflow/docs\n<br/>" | |
| msg+="$ python3 -m tensorflow_docs.tools.nbfmt notebook.ipynb\n<br/>" | |
| msg+="$ python3 -m tensorflow_docs.tools.nblint --arg=repo:tensorflow/docs notebook.ipynb\n</pre>\n" | |
| msg+="If commits are added to the pull request, synchronize your local branch: <code>git pull origin $HEAD_REF</code>\n" | |
| fi | |
| echo "MESSAGE=$msg" >> $GITHUB_ENV | |
| - name: Post comment | |
| env: | |
| GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }} | |
| ISSUE_URL: ${{ github.event.client_payload.pull_request.issue_url }} | |
| run: | | |
| # Env var defined in previous step. Escape string for JSON. | |
| body="$(echo -n -e $MESSAGE | python3 -c 'import json,sys; print(json.dumps(sys.stdin.read()))')" | |
| # Add comment to pull request. | |
| curl -X POST \ | |
| -H "Accept: application/vnd.github.v3+json" \ | |
| -H "Authorization: token $GITHUB_TOKEN" \ | |
| "${ISSUE_URL}/comments" \ | |
| --data "{\"body\": $body}" |