Add a “derivations” extra #39

	name: Build and run tests

	on:
	push:
	pull_request:

	env:
	PKG_NAME: transforms3d

	jobs:
	tests:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	include:
	- python-version: 3.7
	pip_dep_var: "-r test-requirements.txt"
	- python-version: 3.8
	pip_dep_var: "-r test-requirements.txt"
	- python-version: 3.9
	pip_dep_var: "-r test-requirements.txt"
	- python-version: "3.10"
	pip_dep_var: "-r test-requirements.txt"
	- python-version: "3.11"
	pip_dep_var: "-r test-requirements.txt"
	- python-version: "3.12"
	pip_dep_var: "-r test-requirements.txt"
	- python-version: 3.7
	# Minimum dependencies; check against test-requirements.txt
	pip_dep_var: "numpy==1.15 sympy scipy"
	steps:
	- name: Checkout repository
	uses: actions/checkout@v3
	with:
	submodules: true
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}
	allow-prereleases: true
	- name: Install specified dependencies
	run: pip install $PIP_DEPENDS
	env:
	PIP_DEPENDS: ${{ matrix.pip_dep_var }}
	- name: Install coverage dependencies
	run: \|
	pip install pytest-cov
	- name: Install package
	run: \|
	pip install .
	- name: Run tests
	run: \|
	mkdir tmp
	cd tmp
	pytest --log-level DEBUG --cov-config=../.coveragerc --cov=$PKG_NAME --doctest-modules --pyargs $PKG_NAME
	- name: Collect code coverage data
	run: \|
	coverage xml --data-file=tmp/.coverage
	- name: Upload coverage to Codecov
	uses: codecov/codecov-action@v3
	with:
	fail_ci_if_error: true

Provide feedback