Python FTP: List Files in Directory and Download

import osfrom ftplib import FTPIP_OR_DOMAIN = ...USERNAME = ...PASSWORD = ...main_dir = 'data/videos'ftp = FTP(IP_OR_DOMAIN)# use ftp.login() for anonymous loginftp.login(USERNAME, PASSWORD)# ftp.cwd(main_dir)# ftp.retrlines('LIST')files = ftp.mlsd(main_dir)for filename, extra in files:    remote_path = os.path.join(main_dir, filename)    local_path = os.path.join('/content/video', dir, filename)    if os.path.isfile(local_path):      print(f"Exist: {local_path}")      continue    print(f"Download to: {local_path}")    os.makedirs(os.path.dirname(local_path), exist_ok=True)    with open(local_path, 'wb') as file :        ftp.retrbinary(f"RETR {remote_path}", file.write)