Pin dependencies #728

	---
	name: Backend Unit Tests
	on:
	push:
	branches:
	- main
	pull_request:
	jobs:
	python-unittests:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3

	- name: Install Poetry
	uses: snok/install-poetry@76e04a911780d5b312d89783f7b1cd627778900a # v1
	with:
	version: 1.5.1
	virtualenvs-create: true
	virtualenvs-in-project: true

	- name: Set up Python
	uses: actions/setup-python@65d7f2d534ac1bc67fcd62888c5f4f3d2cb2b236 # v4
	with:
	python-version: "3.9"
	cache: "poetry"

	- name: Set up Poetry Path
	run: echo "$HOME/.local/bin" >> $GITHUB_PATH

	- name: Install dependencies
	run: poetry install --no-interaction

	- name: Run unittests
	run: poetry run python -m unittest discover -s tests

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