Handle empty string as None for metadata (#63) #27

	name: Benchmarks

	on: [push, pull_request]

	env:
	RUSTFLAGS: -C debuginfo=0 # Do not produce debug symbols to keep memory usage down
	RUST_BACKTRACE: 1

	jobs:
	benchmarks:
	runs-on: ${{ matrix.os }}
	strategy:
	fail-fast: false
	matrix:
	# we only use macos for fast testing
	os: [macos-latest]
	python-version: ['3.11']

	steps:
	- uses: actions/checkout@v4
	with:
	submodules: recursive

	- name: Set up Python
	uses: actions/setup-python@v5
	with:
	python-version: ${{ matrix.python-version }}

	- name: Create virtual environment
	env:
	BIN: ${{ matrix.os == 'macos-latest' && 'Scripts' \|\| 'bin' }}
	run: \|
	python -m venv venv

	- name: Set up Rust
	run: rustup show

	- name: Cache Rust
	uses: Swatinem/rust-cache@v2

	- name: Install Plugin
	run: \|
	brew install jpeg-xl
	export DEP_JXL_LIB=/opt/homebrew/Cellar/jpeg-xl/0.10.3/lib
	export DEP_BROTLI_LIB=/opt/homebrew/Cellar/brotli/1.1.0/lib
	export DEP_HWY_LIB=/opt/homebrew/Cellar/highway/1.2.0/lib
	source venv/bin/activate
	pip install maturin
	maturin develop --features dynamic

	- name: Run benchmarks scripts
	run: \|
	source venv/bin/activate
	python benchmarks/benchmarks_encode.py -i test/images/bench.png -o benchmarks-results-${{ matrix.python-version }}.json

	- name: Upload pytest test results
	uses: actions/upload-artifact@v4
	with:
	name: benchmarks-results-${{ matrix.python-version }}
	path: benchmarks-results-${{ matrix.python-version }}.json
	# Use always() to always run this step to publish test results when there are test failures
	if: ${{ always() }}

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