Create a new property tagged with a namespace and carried
           by a node.

def newNsPropEatName(self, node, name, value):
        """Create a new property tagged with a namespace and carried
           by a node. """
        if node is None: node__o = None
        else: node__o = node._o
        ret = libxml2mod.xmlNewNsPropEatName(node__o, self._o, name, value)
        if ret is None:raise treeError('xmlNewNsPropEatName() failed')
        __tmp = xmlAttr(_obj=ret)
        return __tmp