Fix code to obtain Python relative install dir in Python 3.12 #911

	name: pip installation CI Workflow

	on:
	push:
	pull_request:
	schedule:
	# * is a special character in YAML so you have to quote this string
	# Execute a "nightly" build at 2 AM UTC
	- cron: '0 2 * * *'

	jobs:
	build-with-conda-dependencies:
	name: '[pip:${{ matrix.os }}-python${{ matrix.python-version }}]'
	runs-on: ${{ matrix.os }}
	strategy:
	fail-fast: false
	matrix:
	python-version: ['3.8', '3.9', '3.10', 'pypy-3.8']
	os: [ubuntu-20.04, macos-latest, windows-2019]

	steps:
	- uses: actions/checkout@v2

	- name: Set up Python
	uses: actions/setup-python@v3
	with:
	python-version: ${{ matrix.python-version }}

	- name: Display Python version
	run: python --version

	- name: Installation
	run: pip install .[test]

	- name: Test with pytest
	run: pytest

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