lint

Implement peek command #56

	name: lint

	on:
	push:
	branches:
	- master
	pull_request:

	jobs:
	lint:
	strategy:
	matrix:
	python-version: ['3.9', '3.10', '3.11', '3.12']
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- name: Set up Python
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}
	- name: Install dependency
	run: pip install flake8 mypy
	- name: Run flake8
	run: flake8 src/ tests/ --count --ignore=W503 --max-line-length=127 --statistics
	- name: Run mypy
	run: mypy src/

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