`isinstance()` instead of `eval` #148

	name: KGCL QC

	on:
	# Triggers the workflow on push or pull request events but only for the main branch
	push:
	branches: [ main ]
	pull_request:
	branches: [ main ]

	jobs:
	build:

	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	python-version: [ "3.9", "3.10", "3.11" ]
	os: [ ubuntu-latest, windows-latest ]

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

	#----------------------------------------------
	# install & configure poetry
	#----------------------------------------------
	- name: Install Poetry
	uses: snok/[email protected]

	#----------------------------------------------
	# install your root project, if required
	#----------------------------------------------
	- name: Install library
	run: \|
	pip install -U poetry
	poetry install --no-interaction

	#----------------------------------------------
	# run pytest
	#----------------------------------------------
	- name: Pytest within poetry
	run: poetry run pytest

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