转载：Python中使用pickle持久化对象

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

# -*- coding: utf-8 -*-

import pickle

# 也可以这样：

# import cPickle as pickle

obj = {"a": 1, "b": 2, "c": 3}

# 将 obj 持久化保存到文件 tmp.txt 中

pickle.dump(obj, open("tmp.txt", "w"))

# do something else ...

# 从 tmp.txt 中读取并恢复 obj 对象

obj2 = pickle.load(open("tmp.txt", "r"))

print obj2