code: def file_identifier(self):
          # type: () -> bytes
          '''
          A method to get the name of this UDF File Entry as a byte string.
  
          Parameters:
           None.
          Returns:
           The UDF File Entry as a byte string.
          '''
          if not self._initialized:
              raise pycdlibexception.PyCdlibInternalError('UDF File Entry not initialized')
  
          if self.file_ident is None:
              return b'/'
  
          return self.file_ident.ff file_identifier(self):
          # type: () -> bytes
          '''
          A method to get the name of this UDF File Entry as a byte string.
  
          Parameters:
           None.
          Returns:
           The UDF File Entry as a byte string.
          '''
          if not self._initialized:
              raise pycdlibexception.PyCdlibInternalError('UDF File Entry not initialized')
  
          if self.file_ident is None:
              return b'/'
  
          return self.file_ident.fi
docs: A method to get the name of this UDF File Entry as a byte string.
  
          Parameters:
           None.
          Returns:
           The UDF File Entry as a byte string.