Use Python 3.9 in Github Actions #16

	name: build

	on: [push]

	jobs:
	build:
	runs-on: ubuntu-20.04

	steps:
	- uses: actions/checkout@v2
	- name: Set up Python 3.9
	uses: actions/setup-python@v2
	with:
	python-version: "3.9"
	- name: Install dependencies
	run: \|
	sudo apt-get install ncbi-blast+
	python -m pip install --upgrade pip
	pip install pytest pytest-cov
	- name: Test pip installation
	run: \|
	pip install -e .
	- name: Test with pytest
	run: \|
	python -m pytest --cov ediacara

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