code: def open(self):
          
          with open(self.filename, 'rb') as file_open:
              binary = file_open.read()
  
          try:
              return binary.decode()
          except UnicodeDecodeError:
              encoding = get_encoding(binary)
              try:
                  return binary.decode(encoding)
              except LookupError:
                  return binary.decode(errors='ignore')
              except:  # pylint: disable=W0702
                  open_error(self.filename)
          except:  # pylint: disable=W0702
              open_error(self.filename)
docs: Open the subtitle file (detect encoding if necessary).