Python基础——PyCharm版本——第八章、文件I/O(核心2——JSON序列化与反序列化——超重点)

import json

list1 = ["小龙女", "王姑娘", "赵灵儿"]
# 使用map格式编写数据类型，或者通过dict直接编写数据格式即可
# d = {"msg": "访问成功", "status": True, "result": list1}
d = dict(msg="访问成功", status=True, result=list1)
info = json.dumps(d)
print(info)
info = json.loads(info)
print(info["msg"])
print(info["status"])
print(info["result"])

import json
import uuid
import time
import hashlib


class Girl:
    """用作测试json对象序列化对象"""

    def __init__(self, id, createDate, userName, passWord, nickName, age, introduce):
        self.id = id
        self.createDate = createDate
        self.userName = userName
        self.passWord = passWord
        self.nickName = nickName
        self.age = age
        self.introduce = introduce


def Girl_json(obj):
    """用于序列化"""
    return {
        "id": obj.id,
        "createDate": obj.createDate,
        "userName": obj.userName,
        "passWord": obj.passWord,
        "nickName": obj.nickName,
        "age": obj.age,
        "introduce": obj.introduce
    }


def GetNow(localTime):
    """获取当前时间"""
    return time.strftime("%y-%m-%d %H:%M:%S", localTime)


def Md5(obj):
    """字符串加密"""
    return hashlib.md5(obj.encode(encoding='utf-8')).hexdigest()


g1 = Girl(str(uuid.uuid1()), GetNow(time.localtime()), "wangyuyan", Md5("123456"), "王姑娘", 16, "琅嬛福地,神仙姐姐。")
g2 = Girl(str(uuid.uuid1()), GetNow(time.localtime()), "gugu", Md5("123456"), "小龙女", 16, "活死人墓，冰山美人。")
g3 = Girl(str(uuid.uuid1()), GetNow(time.localtime()), "linger", Md5("123456"), "赵灵儿", 16, "仙灵岛,人间烟火。")
# 序列化:
lists = [json.dumps(g1, default=Girl_json), json.dumps(g2, default=Girl_json), json.dumps(g3, default=Girl_json)]

result = dict(status="success", msg="访问成功", result=lists)
info = json.dumps(result)
print("序列化:")
print(info)
print("\n-------------------------------------\n")
print("第一层反序列化")
load = json.loads(info)
print(load["status"])
print(load["msg"])
print(load["result"])
print("\n-------------------------------------\n")
print("第二层反序列化")


def handle(obj):
    """反序列化"""
    return Girl(
        obj["id"],
        obj["createDate"],
        obj["userName"],
        obj["passWord"],
        obj["nickName"],
        obj["age"],
        obj["introduce"])


for g in load["result"]:
    girl = json.loads(g, object_hook=handle)
    print(girl.id)
    print(girl.createDate)
    print(girl.userName)
    print(girl.passWord)
    print(girl.nickName)
    print(girl.age)
    print(girl.introduce)