fixed filter col issue #58

	name: Tests

	on:
	# Trigger the workflow on push or pull request,
	# but only for the main branch
	push:
	branches:
	- main
	pull_request:
	branches:
	- main

	jobs:
	build:
	name: Running Tests
	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: ["3.9"]
	steps:
	- uses: actions/checkout@v3
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install pytest
	pip install -e .
	if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
	- name: Test with pytest
	run: \|
	pytest

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