code: def parse_declaration(self, tup_tree):
          
  
          self.check_node(tup_tree, 'DECLARATION')
  
          child = self.one_child(tup_tree, ('DECLGROUP',))
  
          return name(tup_tree), attrs(tup_tree), child
docs: ::
  
              <!ELEMENT DECLARATION ( DECLGROUP | DECLGROUP.WITHNAME |
                                      DECLGROUP.WITHPATH )+>
  
          Note: We only support the DECLGROUP child, at this point.