Multiple fix #678

	name: Static Analysis

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

	permissions:
	contents: read

	jobs:
	flake8:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v4

	- name: Set up Python
	uses: actions/setup-python@v5
	with:
	python-version: '3.11'

	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install flake8==7.3.0

	- name: Run flake8 static analysis
	# E9 (syntax errors), all of pyflakes (F: undefined names, unused imports,
	# unused locals, %-format errors, f-strings without placeholders, ...), plus
	# high-value correctness rules: W605 invalid escape sequence, E711-E714
	# None/True/membership comparisons, E722 bare except, E401 multiple imports
	# on one line. Bulk formatting rules (E501 line length, W291/W293 trailing
	# whitespace, E3xx blank lines) are intentionally left out.
	run: \|
	flake8 . --count --select=E9,F,W605,E711,E712,E713,E714,E722,E401 --show-source --statistics

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