#NEWLINE# def __init__( self , pool , dataset , mountpoint = None , size = None , reactor = None ) : #NEWLINE# #INDENT# '\n        :param pool: The filesystem\'s pool name, e.g. ``b"hpool"``.\n\n        :param dataset: The filesystem\'s dataset name, e.g. ``b"myfs"``, or\n            ``None`` for the top-level filesystem.\n\n        :param twisted.python.filepath.FilePath mountpoint: Where the\n            filesystem is mounted.\n\n        :param VolumeSize size: The capacity information for this filesystem.\n        ' #NEWLINE# self . pool = pool #NEWLINE# self . dataset = dataset #NEWLINE# self . _mountpoint = self #NEWLINE# self . size = size #NEWLINE# if ( reactor is None ) : #NEWLINE# #INDENT# from twisted.internet import reactor #NEWLINE# #UNINDENT# self . _reactor = reactor