Fixing skill calculation for extracts that do not have feedback or difficulty #1028

	name: Python tests

	on:
	pull_request:
	push:
	branches:
	- master

	jobs:
	build:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: [3.8, 3.9, "3.10", "3.11"]

	steps:
	- uses: actions/checkout@v3
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}
	- uses: actions/cache@v3
	with:
	path: ${{ env.pythonLocation }}
	key: ${{ env.pythonLocation }}-${{ hashFiles('setup.py') }}
	- name: Install panoptes aggregation
	run: \|
	pip install -U pip
	pip install -U .[online,test,doc]
	- name: Run tests
	env:
	TRAVIS: true # one test is skipped on CI and looks for this env value
	run: \|
	coverage run
	coverage report
	- name: Coveralls
	if: ${{ matrix.python-version == 3.10 }}
	env:
	GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
	run: coveralls --service=github

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