Python linting #694

	# This workflow will lint python code with flake8 and flake8-nb.
	# For more information see: https://help.github.com/actions/language-and-framework-guides/using-python-with-github-actions

	name: Python linting

	on:
	push:
	branches: [ main ]
	pull_request:
	branches: [ main ]
	schedule:
	- cron: '30 5 * * *'

	jobs:
	build:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v3
	- name: Set up Python 3.11
	uses: actions/setup-python@v4
	with:
	python-version: "3.11"
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install -r requirements-linting.txt
	- name: Check sorted python imports using isort
	run: \|
	isort . -c
	- name: Lint code 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
	# The GitHub editor is 127 chars wide.
	flake8 . --count --max-complexity=30 --max-line-length=127 --statistics
	# Check for cyclometric complexity for specific files where this metric has been
	# reduced to ten and below
	flake8 dice_ml/data_interfaces/ --count --max-complexity=10 --max-line-length=127
	- name: Lint notebooks with flake8_nb
	run: \|
	# stop the build if there are flake8 errors in notebooks
	flake8_nb docs/source/notebooks/ --statistics --max-line-length=127

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