code: def xpointerNewContext(self, doc, origin):
          
          if doc is None: doc__o = None
          else: doc__o = doc._o
          if origin is None: origin__o = None
          else: origin__o = origin._o
          ret = libxml2mod.xmlXPtrNewContext(doc__o, self._o, origin__o)
          if ret is None:raise treeError('xmlXPtrNewContext() failed')
          __tmp = xpathContext(_obj=ret)
          return __tmp
docs: Create a new XPointer context