a number of lint/docs/tool tweaks #27

	name: Pybind tests

	on:
	push:
	branches: [main]
	pull_request:
	branches: [main]

	jobs:
	build:
	name: Build sophus_pybind on ${{ matrix.os }} / ${{ matrix.cmakeOptions }}
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	os: [ubuntu-22.04, macos-13]
	fail-fast: false

	steps:
	- name : Checkout
	uses: actions/checkout@v2
	with:
	submodules: 'true'

	- name: Install dependencies
	shell: bash
	run: \|
	if [ "$RUNNER_OS" == "Linux" ]; then
	# Update & upgrade package lists
	sudo apt-get update -y
	sudo apt-get upgrade
	# Deal with Github CI limitation
	# https://github.com/actions/runner-images/issues/6399#issuecomment-1285011525
	sudo apt install -y libunwind-dev

	# Generic dependencies
	sudo apt-get install cmake libeigen3-dev libfmt-dev

	# Clean APT cache
	sudo apt-get clean

	elif [ "$RUNNER_OS" == "macOS" ]; then
	# Install system deps with Homebrew
	brew install cmake
	# VRS dependencies
	brew install eigen fmt lz4 zstd xxhash
	else
	echo "$RUNNER_OS not supported"
	exit 1
	fi

	- name: Install sophus_pybind
	shell: bash
	run: \|
	# Installing Python and dependencies
	if [ "$RUNNER_OS" == "Linux" ]; then
	sudo apt-get install libpython3-dev python3-pip
	sudo pip3 install numpy pytest
	elif [ "$RUNNER_OS" == "macOS" ]; then
	pip3 install numpy pytest
	else
	echo "$RUNNER_OS not supported"
	exit 1
	fi

	# Build and install Python bindings
	pip3 install .

	- name: Run sophus_pybind tests
	shell: bash
	run: python3 -m pytest sophus_pybind/tests/sophusPybindTests.py

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