My notes system with Python

import zipfile
import os
from datetime import datetime

def zip_directory(directory_path, zip_path):
    with zipfile.ZipFile(zip_path, 'w', zipfile.ZIP_DEFLATED) as zipf:
        for root, dirs, files in os.walk(directory_path):
            for file in files:
                file_path = os.path.join(root, file)
                arcname = os.path.relpath(file_path, os.path.join(directory_path, '..'))
                zipf.write(file_path, arcname)

now = datetime.now()
zip_directory('./notes', f"./backups/{now.strftime("%Y%m%d%H%M%S")}.zip")