Pin dependencies for py36 compatibility [train backport] #599

	name: Python package

	on:
	- push
	- pull_request

	jobs:
	build:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: [3.6, 3.7, 3.8, 3.9]

	steps:
	- uses: actions/checkout@v1
	- 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
	pip install codecov tox tox-gh-actions
	- name: Lint with tox
	run: tox -e pep8
	- name: Test with tox
	run: tox -e py
	- name: Codecov
	run: \|
	set -euxo pipefail
	codecov --verbose --gcov-glob unit_tests/*
	func:
	runs-on: ubuntu-latest
	needs: build
	steps:
	- uses: actions/checkout@v1
	- name: Install dependencies
	run: \|
	set -euxo pipefail
	python -m pip install --upgrade pip
	pip install tox tox-gh-actions
	sudo snap install --classic juju
	sudo snap install --classic juju-crashdump
	sudo lxd init --auto
	# This is a throw-away CI environment, do not do this at home
	sudo chmod 666 /var/snap/lxd/common/lxd/unix.socket
	# until Juju provides stable IPv6-support we unfortunately need this
	lxc network set lxdbr0 ipv6.address none
	juju bootstrap --no-gui localhost
	- name: Functional test
	run: \|
	set -euxo pipefail
	mkdir logs
	tox -e func \| tee logs/tox-output.txt
	juju status -m $(juju models --format yaml\|grep "^- name:.*zaza"\|cut -f2 -d/) \| tee logs/juju-status.txt
	- name: crashdump on failure
	if: failure()
	run: \|
	set -euxo pipefail
	juju crashdump -o logs/
	- name: upload logs on failure
	if: failure()
	uses: actions/upload-artifact@v2
	with:
	name: test-run-logs-and-crashdump
	path: logs/

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