Merge pull request #20 from luotn/Jerry-puppy #63

	name: Checks format
	on:
	push:
	branches:
	- main
	pull_request:
	branches:
	- main
	jobs:
	Checks-format:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	with:
	fetch-depth: 0
	- id: setup-python
	name: Setup Python
	uses: actions/setup-python@v2
	with:
	python-version: 3.8
	- name: Install dependencies
	uses: py-actions/py-dependency-install@v2
	with:
	path: ".ci/requirements.txt"
	- name: Check files
	run: python .ci/check_scripts.py
	- name: test code
	# Only run pytest when changes happened in the .ci directory
	# it needs that checkout actions fetch all the branches (fetch-depth 0) to see main.
	run: if $(git diff --name-only HEAD..origin/main \| grep -q ".ci"); then pytest .ci/; fi

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