def search_external_subtitles(path, directory=None):
 (dirpath, filename) = os.path.split(path)
 dirpath = (dirpath or '.')
 (fileroot, fileext) = os.path.splitext(filename)
 subtitles = {}
 for p in os.listdir((directory or dirpath)):
  if ((not p.startswith(fileroot)) or (not p.endswith(SUBTITLE_EXTENSIONS))):
   continue
  language = Language('und')
  language_code = p[len(fileroot):(- len(os.path.splitext(p)[1]))].replace(fileext, '').replace('_', '-')[1:]
  if language_code:
   try:
    language = Language.fromietf(language_code)
   except (ValueError, LanguageReverseError):
    logger.error('Cannot parse language code %r', language_code)
  subtitles[p] = language
 logger.debug('Found subtitles %r', subtitles)
 return subtitles

def search_external_subtitles ( path , directory = None ) : ( dirpath , filename ) = os . path . split ( path ) dirpath = ( dirpath or '.' ) ( fileroot , fileext ) = os . path . splitext ( filename ) subtitles = { } for p in os . listdir ( ( directory or dirpath ) ) : if ( ( not p . startswith ( fileroot ) ) or ( not p . endswith ( SUBTITLE_EXTENSIONS ) ) ) : continue language = Language ( 'und' ) language_code = p [ len ( fileroot ) : ( - len ( os . path . splitext ( p ) [ 1 ] ) ) ] . replace ( fileext , '' ) . replace ( '_' , '-' ) [ 1 : ] if language_code : try : language = Language . fromietf ( language_code ) except ( ValueError , LanguageReverseError ) : logger . error ( 'Cannot parse language code %r' , language_code ) subtitles [ p ] = language logger . debug ( 'Found subtitles %r' , subtitles ) return subtitles
search for external subtitles from a video path and their associated language .