get_guessed_video_name 可以改为，这样进一步准确

[yunkuaiji]

def get_guessed_video_name(video_name): '''Parse the video info from the filename

Args:
    video_name: the filename of the video
Returns:
    keyword: return video title, usually as movie name,
             otherwise the series title, usually as drama name.

'''
video_info = guessit(video_name)

if video_info.get('type') == 'episode':
    search_string = "%s S%.2dE%.2d" % (video_info.get('title'),
                                           video_info.get('season'),
                                           video_info.get('episode'),)
else:
    return video_info.get('title') or video_info.get('series')