added crab short matrix singlr thread job #8262

	name: test-changes
	on:
	push:
	branches:
	- master
	pull_request:
	branches:
	- master
	jobs:
	build:
	runs-on: ubuntu-20.04
	strategy:
	matrix:
	python-version: [ '3.x' ]
	name: Python ${{ matrix.python-version }}
	steps:
	- uses: actions/checkout@v2
	- name: Set up Python
	uses: actions/setup-python@v2
	with:
	python-version: ${{ matrix.python-version }}
	architecture: x64
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install PyYaml
	- name: Checking python version
	run: python -c "import sys; print(sys.version)"
	- name: Compiling all python files
	run: python -m compileall $(ls \| grep -v cuda \| grep -v v_scheduler \| grep -v venv)
	- name: Test importing CMSSW_L2/L1
	run: python -c 'from categories import CMSSW_L2,CMSSW_ORP'
	- name: Checking watchers
	run: PYTHONPATH=. python tests/test_watchers.py
	- name: Checking config map
	run: PYTHONPATH=. python tests/test_config-map.py

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