import json

person = {
    "name":"zhangsan",
    "sex":"男",
    "age":20
}
print(person)
print(type(person))
print("-----------------")
p1=json.dumps(person) #person将字典格式转化成字符串格式了
print(p1)
print(type(p1))
print("-----------------")

p2=json.loads(p1) #将字符串格式转换成字典格式
print(p2)
print(type(p2))
with open(‘./p3.json‘,‘w‘,encoding=‘utf-8‘) as f: #在当前目录写入一个p3.json的文件
    f.write(json.dumps(person,ensure_ascii=False,indent=4)) #输出结果不是以ASCii码=true输出
    f.close() #关闭文件

D:\Python\python.exe E:/wj/LeetCode/wj_SaaS/wj/jsondumpsloads.py
{‘name‘: ‘zhangsan‘, ‘sex‘: ‘男‘, ‘age‘: 20}
<class ‘dict‘>
-----------------
{"name": "zhangsan", "sex": "\u7537", "age": 20}
<class ‘str‘>
-----------------
{‘name‘: ‘zhangsan‘, ‘sex‘: ‘男‘, ‘age‘: 20}
<class ‘dict‘>

Process finished with exit code 0

{
    "name": "zhangsan",
    "sex": "男",
    "age": 20
}