yapf

[example] add a split placement tutorial #58

	name: yapf

	on:
	# Trigger the workflow on push or pull request,
	# but only for the main branch
	push:
	branches:
	- main
	paths:
	- "*/.py"
	- .github/workflows/yapf_format.yml
	pull_request:
	branches:
	- main
	paths:
	- "*/.py"
	- .github/workflows/yapf_format.yml

	jobs:
	yapf:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: ["3.12"]
	steps:
	- uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
	# - name: checkout
	# run: \|
	# commits=${{ github.event.pull_request.commits }}
	# if [[ -n "$commits" ]]; then
	# # Prepare enough depth for diffs with main
	# git fetch --depth="$(( commits + 1 ))"
	# fi
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@0b93645e9fea7318ecaed2b359559ac225c90a2b # v5.3.0
	with:
	python-version: ${{ matrix.python-version }}
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install yapf
	pip install toml==0.10.2
	- name: Running yapf
	run: \|
	yapf -r -vv -d --style=./.style.yapf verl tests single_controller examples

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