[ENH] Continuing CMI work #444

	name: "Style checks"

	concurrency:
	group: ${{ github.workflow }}-${{ github.event.number }}-${{ github.event.type }}
	cancel-in-progress: true

	on:
	pull_request:
	paths:
	- "**.py"
	- "**.pxd"
	- "**.pyx"
	push:
	branches: [main]
	paths:
	- "**.py"
	tags:
	- "v..*"
	workflow_dispatch:

	permissions:
	contents: read # to fetch code (actions/checkout)

	jobs:
	style:
	name: Formatting, lint, style, and type-checks
	timeout-minutes: 10
	runs-on: ubuntu-latest
	strategy:
	matrix:
	poetry-version: [1.3.0]
	steps:
	- name: Checkout repository
	uses: actions/checkout@v3
	- name: Setup Python 3.10
	uses: actions/setup-python@v4.6.1
	with:
	python-version: "3.10"
	architecture: "x64"

	- name: Install packages for Ubuntu
	run: \|
	sudo apt-get update
	sudo apt-get install -y libopenblas-dev libatlas-base-dev liblapack-dev

	- name: Install Poetry ${{ matrix.poetry-version }}
	uses: abatilo/actions-poetry@v2.3.0
	with:
	poetry-version: ${{ matrix.poetry-version }}
	- name: Install Poetry Dynamic Versioning Plugin
	run: pip install poetry-dynamic-versioning

	- name: Install dependencies
	run: poetry install --only style

	# check formatting of the code style
	- name: Check code formatting
	run: poetry run poe format_check

	# this applies various linting
	- name: Lint codebase
	run: poetry run poe lint

	- name: Type check
	run: poetry run poe type_check

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