Script to comment on all open Ray pull requests.

comment.py

import time
import os

from github import Github

MESSAGE = """
## :bangbang: ACTION REQUIRED :bangbang:

We've updated our formatting configuration for C++ code. (see #22725)

This PR includes C++ code change. To prevent issues with merging your code, here's what you'll need to do:

1. Merge the latest changes from upstream/master branch into your branch.

```bash
git pull upstream master
git merge upstream/master
```

2. Resolve merge conflicts (if necessary).

After running these steps, you'll have the updated C++ formatting configuration.

3. Format changed files.

```bash
scripts/format.sh
```

4. Commit your changes.

```bash
git add --all
git commit -m "Format C++ code"
```
"""

ACCESS_TOKEN = ...

github_client = Github(ACCESS_TOKEN)
ray_repo = github_client.get_repo("ray-project/ray")
for pull_request in ray_repo.get_pulls(state="open"):
    contains_cpp_change = False
    for file in pull_request.get_files():
        extension = os.path.splitext(file.filename)[1]
        if extension in [".cc", ".h", ".cpp", ".c", ".hpp"]:
            contains_cpp_change = True
            break
    print(f"Pull request {pull_request.html_url} includes C++ code changes: {'yes' if contains_cpp_change else 'no'}")
    if contains_cpp_change:
        print(f"Sending comment to {pull_request.html_url}")
        pull_request.create_issue_comment(body=MESSAGE)
    time.sleep(1)  # To avoid rate limits