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Find Orphan Files Not Referenced Anywhere in Python

Scan a project directory for files whose names never appear in the content of other files, identifying potentially unused resources.

orphan files file cleanup automation

Python

import os
from pathlib import Path
import re

def find_orphan_files(root_dir: str, extensions: set = None, ignore_patterns: list = None):
    """Find files not referenced by any other file in the project."""
    if extensions is None:
        extensions = {'.txt', '.md', '.py', '.html', '.css', '.js', '.json', '.yaml'…

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Guide: free Python code samples library

Copy-ready Python snippets for learners and developers

PythonSkillset code samples are short, focused examples organised by topic and difficulty. Every snippet is server-rendered HTML — readable by search engines and easy to copy. Open any sample, read the notes, copy the code, then press Try in editor to run it in the browser with Pyodide.

How to use this library

Pick a topic section — strings, lists, files, functions, and more
Open a sample, read How it works, and copy the code block
Run it in the IDE, tweak values, then take a related quiz or tutorial lesson

Samples vs tutorials and challenges

Samples are quick reference — one concept per page. For step-by-step teaching, use our Python tutorials. To test yourself, try quizzes or coding challenges. Clean up style with the Python formatter.

Free online Python IDE Write and run Python in your browser — no install. Free Python code formatter Format with autopep8 — side-by-side PEP 8 cleanup.