arrow2 0.18.0 release #531

	name: Integration FFI

	on: [push, pull_request]

	jobs:
	docker:
	name: Test
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- name: Setup Rust toolchain
	run: \|
	rustup toolchain install stable
	rustup default stable
	rustup component add rustfmt clippy
	- name: Cache Cargo
	uses: actions/cache@v2
	with:
	path: /home/runner/.cargo
	key: cargo-maturin-cache-
	- name: Cache Rust dependencies
	uses: actions/cache@v2
	with:
	path: /home/runner/target
	key: ${{ runner.os }}-amd64-target-maturin-cache
	- uses: actions/setup-python@v2
	with:
	python-version: "3.10"
	- name: Install Python dependencies
	run: python -m pip install --upgrade pip setuptools wheel
	- name: Run tests
	run: \|
	export CARGO_HOME="/home/runner/.cargo"
	export CARGO_TARGET_DIR="/home/runner/target"

	cd arrow-pyarrow-integration-testing

	python -m venv venv
	source venv/bin/activate

	pip install maturin==0.12.6 toml==0.10.2 pyarrow==6
	maturin develop
	python -m unittest discover tests

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