12a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#!/usr/bin/env python 22a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#coding:utf-8 32a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)# Author: mozman 42a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)# Created: 08.05.2010 52a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)# Copyright (c) 2010-2013 by Manfred Moitzi 62a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)# License: MIT License 72a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 82a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)from ctrees cimport node_t 92a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)from stack cimport node_stack_t 102a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 112a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)cdef class cWalker: 122a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) cdef node_t *node 132a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) cdef node_t *root 142a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) cdef node_stack_t *stack 152a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 162a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) cdef void set_tree(self, node_t *root) 172a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) cpdef reset(self) 182a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) cpdef push(self) 192a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) cpdef pop(self) 20