refactor: Refactor pyrorisks #371

	name: python-package

	on:
	push:
	branches: [master]
	pull_request:
	branches: [master]

	jobs:

	flake8-py3:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- name: Set up Python 3.7
	uses: actions/setup-python@v1
	with:
	python-version: 3.7
	architecture: x64
	- name: Run flake8
	run: \|
	pip install flake8
	flake8 --version
	flake8 ./

	mypy:
	runs-on: ubuntu-latest
	name: Mypy
	steps:
	- uses: actions/checkout@v2
	- name: Set up Python 3.7
	uses: actions/setup-python@v2
	with:
	python-version: 3.7
	- name: Run mypy
	run: \|
	pip install mypy
	python -m pip install --upgrade pip
	mypy ./pyro_risks/

	black:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- uses: actions/setup-python@v2
	- uses: psf/black@stable

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