minor changes on comments and notebook #661

	name: run testing suite
	on: [push, pull_request]

	jobs:
	build:
	runs-on: ${{ matrix.os }}
	strategy:
	fail-fast: true
	max-parallel: 15

	matrix:
	os: [ubuntu-18.04, ubuntu-20.04, ubuntu-22.04, macos-latest]
	python-version: [3.7, 3.8, 3.9]
	exclude:
	# temporary exclusion until py3.8 deps work on Windows
	- python-version: 3.7
	os: windows-2019
	- python-version: 3.8
	os: windows-2019

	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: \|
	curl -sSL https://raw.githubusercontent.com/python-poetry/poetry/master/get-poetry.py \| python -
	source $HOME/.poetry/env
	python -m pip install --upgrade --user pip
	pip install pytest pytest-cov
	poetry lock
	poetry build
	poetry install
	poetry run pip install 'setuptools==59.5.0'
	# pinning setuptools is a temporary fix to: pytorch-lightning 1.5.10 requires setuptools==59.5.0
	# supposedly poetry allows pinning ver. of setuptools in pyproject.ml files but it is not working atm https://github.com/python-poetry/poetry/issues/4511

	- name: Run tests
	run: \|
	source $HOME/.poetry/env
	poetry run coverage run --source=torchdyn -m pytest

Provide feedback