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How to Sync Two Directories in Python (rsync-like)

Mirror a source directory into a destination by copying new or changed files and deleting extras, similar to rsync.

import os
import shutil
import sys
from pathlib import Path

def sync_dirs(src: Path, dst: Path):
    """Mirror src into dst: copy new files, overwrite changed, delete extras."""
    dst.mkdir(parents=True, exist_ok=True)
    for dst_entry in dst.rglob('*'):
        rel = dst_entry.relative_to(dst)
        src_entry =…

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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.

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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.

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