script to copy new epubs to another directory

epub-copier.py

#!/usr/bin/env python

from datetime import datetime
from os.path import basename, splitext
from pathlib import Path
from shutil import copyfile

from_dir = Path('/mnt/elements/books')
to_dir = Path('/mnt/elements/purgatory/books')
copied = Path(__file__).parent / 'filescopied.txt'
log = Path(__file__).parent / 'log.txt'

if not copied.exists():
    copied.touch()

with copied.open('r+') as copyf:
    with log.open('a') as logf:
        copied_books = {l.strip() for l in copyf}

        for book in from_dir.glob('**/*.epub'):
            if str(book) in copied_books:
                continue

            new_file = to_dir / basename(book)

            name, ext = splitext(new_file.name)
            dupe_number = 1
            while new_file.exists():
                new_file = new_file.with_name(
                    f'{name} ({dupe_number}){ext}'
                )
                dupe_number += 1

            copyfile(book, new_file)
            copyf.write(f'{book}\n')

            cur_time = datetime.now().strftime('%Y-%m-%d %H:%M:%S')
            logf.write(f'{cur_time} - copied {book}\n')