remove import of devtools in test_collection #551

	---

	name: Pytest
	"on":
	pull_request:
	types: [opened, reopened, synchronize]
	paths:
	- '**.py'
	jobs:
	Python:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: ["3.7", "3.8", "3.9", "3.10"]
	steps:
	- uses: actions/checkout@v3

	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}

	- name: Install openldap
	# yamllint disable-line rule:line-length
	run: sudo apt-get update && sudo apt-get install -y libldap2-dev libsasl2-dev slapd ldap-utils tox lcov valgrind

	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	python -m pip install poetry --user
	python -m poetry install --extras=tango

	- name: Test with pytest
	run: \|
	python -m poetry run pytest --no-cov

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