[release/public-v2.1.0] s3 path updates #2000

	name: Python unittests
	on:
	push:
	branches:
	- develop
	- 'release/*'
	pull_request:
	branches:
	- develop
	- 'release/*'
	workflow_dispatch:

	defaults:
	run:
	shell: bash
	jobs:

	python_unittests:
	name: Python unittests
	runs-on: ubuntu-latest

	steps:
	- name: Checkout repository
	uses: actions/checkout@v2

	# Install dependencies
	- name: Install dependencies
	run: \|
	sudo apt-get update
	sudo apt-get install python3 python3-pip netcdf-bin
	sudo pip3 install pyyaml jinja2==2.11 f90nml
	sudo pip3 install numpy matplotlib basemap

	# Run python unittests
	- name: Run python unittests
	run: \|
	./manage_externals/checkout_externals ufs-weather-model
	cd ush
	python3 -m unittest -b python_utils/test_python_utils.py
	# exclude test_retrieve_data that is tested in functional test
	files=$(find . -maxdepth 1 -name '*.py' -a ! -name 'test_retrieve_data.py' -exec basename {} \;)
	files=$(echo $(echo "${files[@]}"))
	python3 -m unittest -b ${files[@]}

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