typing updates for Task #550

	name: CI

	on:
	push:
	pull_request:

	jobs:
	test:

	runs-on: ubuntu-20.04
	strategy:
	fail-fast: false
	matrix:
	python-version:
	- 3.6

	steps:
	- uses: actions/checkout@v2
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v2
	with:
	python-version: ${{ matrix.python-version }}
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	python -m pip install flake8 pytest
	python -m pip install --user -r requirements.txt
	if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
	- name: Lint with flake8
	run: \|
	flake8 . --count --max-complexity=10 --show-source --statistics
	- name: Test with pytest
	run: \|
	pytest tests/*_unittest.py

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