import json

a={"name":"老王"}
print(type(a))
# 字典转化为json
b_json =json.dumps(a,ensure_ascii=False)
print(type(b_json))
print(b_json)
# 转化为字典
c_dict=json.loads(b_json)
print(c_dict)
print(type(c_dict))

a={"name":"路遥","book":"平凡的世界"}
# 把Python的类型写入到类文件对象中
with open("file.txt","w",encoding="utf-8") as f:
    json.dump(a,f,ensure_ascii=False,indent=2)# fp参数指的是类文件对象，具有rend()或write()方法的对象。
    #把类文件对象转化为python 的类型
with open("file.txt","r") as f:
  	json.load(f)