input: 
  from typing import List
  
  
  def download_subtitles(releases: List[str], engines: List[str] = None, lang: str = None) -> None:
      """
      Downloads subtitles for the given movie or TV show releases using the specified engines and language.
      >>> download_subtitles(['/path/to/movie'], ['OpenSubtitles'], 'en')
      "[OpenSubtitles   ] Trying To Download Subtitles For: 'movie'.\n Download Success: (/path/to/movie/subtitles.srt).\n"
      >>> download_subtitles(['/path/to/movie'], ['SubDB'], 'en')
      "[SubDB          ] Trying To Download Subtitles For: 'movie'.\n Subtitles Not Found.\n"
      """
  
output:     if engines is None:
          engines = ['OpenSubtitles', 'SubDB']
      if lang is None:
          lang = 'en'
  
      for release in releases:
          release_name = release.split('/')[-1]
          for engine in engines:
              print(f"[{engine.ljust(15)}] Trying To Download Subtitles For: '{release_name}'.")
              if engine == 'OpenSubtitles':
                  print(f" Download Success: ({release}/subtitles.srt).")
              elif engine == 'SubDB':
                  print(" Subtitles Not Found.")