Update dependencies #79

	name: Python

	on:
	push:
	branches: [master]
	pull_request:
	branches: [master]

	env:
	DOCKER_BUILDKIT: 1
	OMP_NUM_THREADS: 1

	jobs:
	main:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	name: checkout
	- name: build
	run: >
	docker build
	--cache-from fthaler/gtbench:python-test
	--progress=plain
	--build-arg BUILD_FROM=python:3.9.0
	--build-arg GTBENCH_BACKEND=cpu_ifirst
	--build-arg GTBENCH_RUNTIME=single_node
	--build-arg GTBENCH_PYTHON_BINDINGS=ON
	--build-arg BUILDKIT_INLINE_CACHE=1
	-t fthaler/gtbench:python-test
	.
	- name: test
	run: >
	docker run --rm fthaler/gtbench:python-test bash -c 'pip install numpy pytest && pytest /gtbench/python/test.py'
	- name: push
	if: ${{ github.event_name == 'push' && github.repository == 'GridTools/gtbench' }}
	run: >
	echo ${{ secrets.DOCKER_TOKEN }} \| docker login -u fthaler --password-stdin &&
	docker push fthaler/gtbench:python-test &&
	docker logout

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