use `getattr` instead of `isinstance` inside `cartesian_product` and … #617

	name: Run Tests

	on:
	workflow_dispatch:
	workflow_call:
	push:
	paths:
	- 'pytest.ini'
	- 'src/**'
	- 'tests/**'

	jobs:
	test:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v3
	- name: Setup Python
	uses: actions/setup-python@v5
	with:
	python-version: '>=3.10'
	- name: Install Dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install pytest numpy scipy
	- name: Run Tests
	run: pytest
	timeout-minutes: 1

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