[misc] read flashinfer kernel code and add comments #676

	name: Format
	on:
	pull_request:
	branches:
	- main

	workflow_dispatch:

	jobs:
	cpp-format-check:
	runs-on: ubuntu-latest
	steps:
	- name: Install clang-format
	run: \|
	sudo apt-get install -y clang-format colordiff

	- name: Checkout
	uses: actions/checkout@v4
	with:
	fetch-depth: 0

	- name: Run clang-format
	run: \|
	diff=`git-clang-format --extensions="c,h,cc,cp,cpp,c++,cxx,hh,hpp,hxx,inc,cu,cuh" --commit ${{ github.event.pull_request.base.sha }} --diff`
	[ "$diff" = "no modified files to format" ] && exit 0
	[ "$diff" = "clang-format did not modify any files" ] && exit 0

	printf "\nYou have introduced coding style breakages. You can:\n"
	echo "1> Fix the errors with git-clang-format:"
	echo " git-clang-format --commit ${{ github.event.pull_request.base.sha }}"
	echo "2> Disable checks on section of the code with:"
	echo " // clang-format off"
	echo " code"
	echo " // clang-format on"

	printf "\n\033[1mSuggested changes:\n\n"
	echo "$diff" \| colordiff
	exit 1

	python-format-check:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v4
	with:
	fetch-depth: 0
	- name: Set up Python 3.9
	uses: actions/setup-python@v5
	with:
	python-version: '3.9'
	- name: Install ruff and isort
	run: \|
	python -m pip install --upgrade pip
	pip install ruff==0.4.2 isort==5.13.2
	- name: Run ruff check
	run: \|
	ruff check scalellm/ tests/ examples/
	- name: Run isort check
	run: \|
	isort --check-only scalellm/ tests/ examples/

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