Expose the `out` parameter to avoid malloc of output array #230

	name: bitshuffle-ci-build
	on:
	pull_request:
	branches:
	- master
	push:
	branches:
	- master

	jobs:
	run-tests:

	strategy:
	matrix:
	python-version: ["3.6", "3.7", "3.10"]
	os: [ubuntu-latest, macos-latest]
	exclude:
	- os: macos-latest
	python-version: "3.6"

	runs-on: ${{ matrix.os }}
	steps:
	- uses: actions/checkout@v3

	- name: Install apt dependencies
	if: ${{ matrix.os == 'ubuntu-latest' }}
	run: \|
	sudo apt-get install -y libhdf5-serial-dev hdf5-tools pkg-config

	- name: Install homebrew dependencies
	if: ${{ matrix.os == 'macos-latest' }}
	run: \|
	brew install hdf5 pkg-config

	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}

	- name: Install h5py
	if: ${{ matrix.os == 'macos-latest' }}
	run: \|
	pip install h5py

	- name: Install pip dependencies
	run: \|
	pip install Cython
	pip install -r requirements.txt
	pip install pytest

	# Pull in ZSTD repo
	git submodule update --init

	# Installing the plugin to arbitrary directory to check the install script.
	python setup.py install --h5plugin --h5plugin-dir ~/hdf5/lib --zstd

	- name: Run tests
	run: pytest -v .

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