Feature/interface updates #1881

	name: Unix-MPICH

	on:
	pull_request:
	# Run daily at midnight (UTC).
	schedule:
	- cron: '0 0 * * *'

	jobs:
	test:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: ['3.10', 3.11]

	steps:
	- uses: actions/checkout@v4
	- uses: conda-incubator/setup-miniconda@v3
	name: Setup conda
	with:
	auto-update-conda: true
	activate-environment: testing
	auto-activate-base: false
	channels: defaults
	channel-priority: true
	python-version: ${{ matrix.python-version }}

	- shell: bash -l {0}
	name: Install dependencies
	run: \|
	conda install numpy pandas pytorch cpuonly -c pytorch
	conda install -c conda-forge mpi4py mpich
	pip install .[test]
	- shell: bash -l {0}
	name: Run unit tests with MPICH
	run: \|
	python -m pytest tests/
	mpirun -np 3 python -m pytest --with-mpi tests/test_grid_sampling_mpi.py

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