python三十六:shelve模块

  shelve模块比pickle模块简单,只有一个open函数,返回类似字典的对象,可读可写.key必须为字符串,而值可以是python所支持的数据类型.

import shelve

f = shelve.open("shelve.txt")
f["info1"] = {"name":"guanyu", "age":18}
f["info2"] = {"name":"zhangfei", "age":16}

print(f["info2"]["name"])
f.close()