code: def xpathNextSelf(self, cur):
          
          if cur is None: cur__o = None
          else: cur__o = cur._o
          ret = libxml2mod.xmlXPathNextSelf(self._o, cur__o)
          if ret is None:raise xpathError('xmlXPathNextSelf() failed')
          __tmp = xmlNode(_obj=ret)
          return __tmp
docs: Traversal function for the "self" direction The self axis
             contains just the context node itself