#NEWLINE# @ property #NEWLINE# def series( self ) : #NEWLINE# #INDENT# if ( not self . attr_map ) : #NEWLINE# #INDENT# return pd . Series ( ) #NEWLINE# #UNINDENT# else : #NEWLINE# #INDENT# index = pd . MultiIndex . from_tuples ( self . _item_tuples ( ) , names = index . columns ) #NEWLINE# return pd . Series ( list ( self . attr_map . values ( ) ) , index = index )