enhance `get_software_libdir` to return full paths if requested #4595

	name: Static Analysis
	on: [push, pull_request]

	permissions:
	contents: read # to fetch code (actions/checkout)

	concurrency:
	group: ${{format('{0}:{1}:{2}', github.repository, github.ref, github.workflow)}}
	cancel-in-progress: true

	jobs:
	python-linting:
	runs-on: ubuntu-20.04
	strategy:
	matrix:
	python-version: [3.6, 3.7, 3.8, 3.9, '3.10', '3.11']

	steps:
	- uses: actions/checkout@v3

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

	- name: install Python packages
	run: \|
	pip install --upgrade pip
	pip install --upgrade flake8

	- name: Run flake8 to verify PEP8-compliance of Python code
	run: \|
	# don't check py2vs3/py3.py when testing with Python 2, and vice versa
	if [[ "${{ matrix.python-version }}" =~ "2." ]]; then
	py_excl=py3
	else
	py_excl=py2
	fi
	flake8 --exclude ./easybuild/tools/py2vs3/${py_excl}.py

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