#NEWLINE# def append( self , verb ) : #NEWLINE# #INDENT# if ( ( not self . nestables ) or ( verb . name not in self . nestables ) ) : #NEWLINE# #INDENT# raise TwimlException ( ( '%s is not nestable inside %s' % ( verb . name , self . name ) ) ) #NEWLINE# #UNINDENT# self . verbs . append ( verb ) #NEWLINE# return verb