Test

Fix flake8 #7105

	name: Test
	on: [push, pull_request]
	env:
	ETH_PRIVATE_KEY: ${{ secrets.ETH_PRIVATE_KEY }}
	SCHAIN_TYPE: ${{ secrets.SCHAIN_TYPE }}
	MANAGER_TAG: "1.9.3-beta.0"
	IMA_TAG: "1.3.4-beta.5"
	SGX_WALLET_TAG: "1.83.0-beta.5"
	CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
	PYTHON_VERSION: 3.8
	jobs:
	test_core:
	runs-on: ubuntu-latest
	env:
	ETH_PRIVATE_KEY: ${{ secrets.ETH_PRIVATE_KEY }}
	ENDPOINT: http://127.0.0.1:8545
	CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
	IMA_ENDPOINT: ${{ secrets.IMA_ENDPOINT }}
	SCHAIN_TYPE: ${{ secrets.SCHAIN_TYPE }}
	steps:
	- uses: actions/checkout@v2
	with:
	submodules: true
	- name: Set up Python ${{ env.PYTHON_VERSION }}
	uses: actions/setup-python@v1
	with:
	python-version: ${{ env.PYTHON_VERSION }}
	- name: Install python dependencies
	run: bash ./scripts/install_python_dependencies.sh
	- name: Lint with flake8
	run: flake8 .
	- name: Launch hardhat node
	working-directory: hardhat-node
	run: \|
	docker-compose up -d
	- name: Deploy manager & ima contracts
	run: \|
	bash ./helper-scripts/deploy_test_ima.sh
	docker rmi -f skalenetwork/skale-manager:${{ env.MANAGER_TAG }}
	- name: Show stats before tests
	if: always()
	run: \|
	sudo lsblk -f
	sudo free -h
	- name: Run core tests
	run: \|
	bash ./scripts/run_core_tests.sh
	- name: Show stats after tests
	if: always()
	run: \|
	sudo lsblk -f
	sudo free -h
	- name: Run codecov
	run: \|
	codecov -t $CODECOV_TOKEN

Provide feedback