Update CONTRIBUTING.md #26

	# Automatic code formatting
	name: "format"
	on:
	push:
	branches: [ "main", "mlperf-inference" ]

	env:
	python_version: "3.9"

	jobs:
	format-code:
	runs-on: ubuntu-latest
	if: github.repository_owner == 'mlcommons'
	steps:
	- uses: actions/checkout@v4
	with:
	fetch-depth: 0
	ssh-key: ${{ secrets.DEPLOY_KEY }}
	- name: Set up Python ${{ env.python_version }}
	uses: actions/setup-python@v3
	with:
	python-version: ${{ env.python_version }}

	- name: Format modified python files
	run: \|
	python3 -m pip install autopep8
	for FILE in $(git diff --name-only ${{ github.event.before }} \| grep -E '.*\.py$')
	do
	autopep8 --in-place -a $FILE
	git add $FILE
	done

	- name: Format modified C++ files
	run: \|
	for FILE in $(git diff --name-only ${{ github.event.before }} \| grep -E '.*\.(cc\|cpp\|h\|hpp)$')
	do
	clang-format -i -style=file $FILE
	git add $FILE
	done

	- name: Commit and create PR
	run: \|
	HAS_CHANGES=$(git diff --staged --name-only)
	if [ ${#HAS_CHANGES} -gt 0 ]; then
	git config --global user.name mlcommons-bot
	git config --global user.email "[email protected]"
	# Commit changes
	git commit -m '[Automated Commit] Format Codebase'

	# Push changes to a new branch
	BRANCH_NAME="auto/code-format"
	git branch $BRANCH_NAME
	git push origin $BRANCH_NAME --force

	# Create a pull request to the "code-format" branch
	gh pr create --base code-format --head $BRANCH_NAME --title "[Automated PR] Format Codebase" --body "This pull request contains automated code formatting changes."
	fi

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