Bump pur from 7.1.0 to 7.3.1 #154

	name: Python application

	on:
	push:
	branches: [main]
	pull_request:
	branches: [main]

	jobs:
	build:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: ["3.8", "3.9", "3.10", "3.11"]

	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 safety flake8 black bandit
	pip install -r requirements.txt
	- name: Check dependencies for known security vulnerabilities
	run: safety check -r requirements.txt
	- name: Check code for potential security vulnerabilities
	run: bandit -r .
	- name: Check code formatting
	run: black . -l 120 --check
	- name: Lint with flake8
	run: \|
	# stop the build if there are Python syntax errors or undefined names
	flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
	# exit-zero treats all errors as warnings.
	flake8 . --count --exit-zero --max-complexity=10 --max-line-length=120 --statistics

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