Changes in some perturbations from the math to numpy library, and added a ClassInterchange perturbation #111

	name: codecov
	on: [push, pull_request]
	jobs:
	run:
	runs-on: ubuntu-latest
	env:
	OS: ubuntu-latest
	PYTHON: '3.9'
	steps:
	- uses: actions/checkout@v4
	with:
	fetch-depth: ‘2’

	- name: Setup Python
	# uses: actions/[email protected]
	uses: actions/setup-python@v5
	with:
	python-version: 3.9

	- name: Generate Report
	run: \|
	pip install --user -r requirements.txt
	pip install --user -r requirements_dev.txt
	coverage run -m unittest

	- name: Upload coverage reports to Codecov
	uses: codecov/codecov-action@v4
	env:
	CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}

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