Performance improvements: Reduce memory usage #114

	name: cwa

	on:
	push:
	branches:
	- '**'
	pull_request:

	jobs:
	cwa:

	runs-on: ${{matrix.os}}
	strategy:
	matrix:
	os: [ubuntu-latest, macos-latest]
	python-version: ["3.8", "3.9", "3.10", "3.11"]

	steps:
	- uses: actions/checkout@v3

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

	- name: Setup java
	uses: actions/setup-java@v3
	with:
	distribution: 'zulu'
	java-version: '8'

	- name: Compile java files
	run: \|
	java -version
	javac src/actipy/*.java

	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	python -m pip install .
	python -m pip install pytest joblib

	- name: Download test files
	run: \|
	wget -P tests/data/ https://wearables-files.ndph.ox.ac.uk/files/data/samples/ax3/tiny-sample.cwa.gz --quiet
	wget -P tests/data/ https://wearables-files.ndph.ox.ac.uk/files/actipy/tests/data/read.pkl.gz --quiet
	wget -P tests/data/ https://wearables-files.ndph.ox.ac.uk/files/actipy/tests/data/lowpass.pkl.gz --quiet
	wget -P tests/data/ https://wearables-files.ndph.ox.ac.uk/files/actipy/tests/data/calib.pkl.gz --quiet
	wget -P tests/data/ https://wearables-files.ndph.ox.ac.uk/files/actipy/tests/data/nonwear.pkl.gz --quiet
	wget -P tests/data/ https://wearables-files.ndph.ox.ac.uk/files/actipy/tests/data/resample.pkl.gz --quiet
	cp tests/data/tiny-sample.cwa.gz tests/data/tiny-sample1.cwa.gz # make copies for multiprocessing test
	cp tests/data/tiny-sample.cwa.gz tests/data/tiny-sample2.cwa.gz

	- name: Test with pytest
	run: \|
	pytest tests/

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