UPDATE pf.py - make extensions attr optional #29

	name: Python App CI/CD

	on:
	push:
	branches: [ master ]
	pull_request:
	branches: [ master ]

	jobs:
	build:

	runs-on: ubuntu-latest

	steps:
	- name: Checkout code
	uses: actions/checkout@v2
	- name: Set up Python
	uses: actions/setup-python@v2
	with:
	python-version: '3.11'
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install poetry
	poetry install
	- name: Run tests and generate coverage
	run: \|
	poetry run pytest --cov=.
	- name: Run linter
	continue-on-error: true
	run: \|
	poetry run flake8 .
	- name: Run type checker
	continue-on-error: true
	run: \|
	poetry run mypy .
	- name: Update dependencies
	run: \|
	poetry update

Provide feedback