#NEWLINE# def multiple_chunks( self , chunk_size = None ) : #NEWLINE# #INDENT# "\n        Returns ``True`` if you can expect multiple chunks.\n\n        NB: If a particular file representation is in memory, subclasses should\n        always return ``False`` -- there's no good reason to read from memory in\n        chunks.\n        " #NEWLINE# if ( not chunk_size ) : #NEWLINE# #INDENT# chunk_size = self . DEFAULT_CHUNK_SIZE #NEWLINE# #UNINDENT# return ( chunk_size . size > chunk_size )