code: def xpointerNewRangeNodes(self, end):
          
          if end is None: end__o = None
          else: end__o = end._o
          ret = libxml2mod.xmlXPtrNewRangeNodes(self._o, end__o)
          if ret is None:raise treeError('xmlXPtrNewRangeNodes() failed')
          return xpathObjectRet(ret)
docs: Create a new xmlXPathObjectPtr of type range using 2 nodes