#NEWLINE# def processingFailed( self , reason ) : #NEWLINE# #INDENT# '\n        Errback and L{Deferreds} waiting for finish notification.\n        ' #NEWLINE# if ( self . _finishedDeferreds is not None ) : #NEWLINE# #INDENT# observers = self . _finishedDeferreds #NEWLINE# self . _finishedDeferreds = None #NEWLINE# for obs in observers : #NEWLINE# #INDENT# obs . errback ( reason )