Bump actions/checkout from 3 to 4 #224

	# Config file for automatic testing using github actions
	#

	name: Unit_Tests

	on:
	push:
	branches: [ main ]
	pull_request:
	branches: [ main ]

	jobs:
	verify-python:
	name: Python code verification (src)
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- name: Install dependencies
	run: \|
	make set-dev
	python -m pip install scapy==2.4.5
	- name: Verify code (python w/black)
	run: \|
	make format-check
	- name: Run pytests (utests/tests)
	run: \|
	make test
	test:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4

	- name: Dependencies
	run: \|
	sudo apt-get install cmake libffi-dev ethtool python3-dev
	# Install the latest pip version (not python3-pip) as older versions
	# seem to have issues when installing from source.
	curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py
	sudo python3 get-pip.py
	sudo python3 -m pip install --upgrade setuptools nose2 scapy wheel

	bash CI/install-nanomsg.sh
	sudo ldconfig
	bash CI/install-nnpy.sh

	- name: Install
	run: \|
	sudo python3 -m pip install .
	ptf --version

	- name: Before_script
	run: \|
	cd ptf_nn/; sudo ./veth_setup.sh; cd ..

	- name: Script
	run: \|
	python3 CI/check-nnpy.py
	./CI/run_tests.sh
	sudo python3 /usr/local/bin/nose2 utests.tests.test

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