Update to current ecosystem #17

	name: ci

	on: [pull_request]

	jobs:
	lint:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/setup-python@v1
	with:
	python-version: "3.x"
	- uses: actions/checkout@v2
	- name: Lint with flake8
	run: \|
	pip install flake8
	flake8 .
	- name: Lint with black
	run: \|
	pip install black
	black --check .

	build:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: [3.6, 3.7, 3.8]
	steps:
	- uses: actions/setup-python@v1
	with:
	python-version: "3.x"
	- uses: actions/checkout@v2
	- name: Install package
	run: pip install .
	- name: Test with pytest
	run: \|
	pip install pytest pytest-cov
	cd test/ && pytest --cov krypy
	- name: Submit to codecov
	if: ${{ matrix.python-version == '3.8' }}
	run: bash <(curl -s https://codecov.io/bash)

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