Display NA instead of empty values when the requested columns are not in INFO, FORMAT fields #4

	name: vcf2maf-lite Tests
	on: [push, pull_request]
	jobs:
	test:
	runs-on: ubuntu-latest
	defaults:
	run:
	working-directory: ./
	env:
	PYTHONPATH: ./:$PYTHONPATH
	steps:
	- name: Checkout code
	uses: actions/checkout@v4
	- name: Set up Python
	uses: actions/setup-python@v2
	with:
	python-version: 3.7
	- name: Install dependencies
	run: pip install -r requirements.txt
	- name: Run tests
	run: python tests/vcf2maf_lite_tests.py

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