#NEWLINE# def __ne__( self , other ) : #NEWLINE# #INDENT# '\n        Compare two nodes for inequality.\n\n        This calls the method _eq().\n        ' #NEWLINE# if ( self . __class__ is not other . __class__ ) : #NEWLINE# #INDENT# return NotImplemented #NEWLINE# #UNINDENT# return ( not self . _eq ( other ) )