Jsonpath

安装：

pip install -i https://pypi.tuna.tsinghua.edu.cn/simple jsonpath
使用：jsonpath 只能解析本地文件，跟xpath不一样
obj=json.load(open(‘json文件’，‘r’, encoding=‘utf-8’)) json.load(是文件，不是字符串)
ret=jsonpath.jsonpath(obj,‘jsonpath语法’)

{"store": {"book":[{"category": "修真","author": "六道","title": "坏蛋是怎样炼成的","price": 8.95},{"category": "修真","author": "天蚕土豆","title": "斗破苍穹","price": 12.99},{"category": "修真","author": "唐家三少","title": "斗罗大陆","isbn": "0-553-21311-3","price": 8.99},{"category": "修真","author": "南派三叔","title": "皇辰变","isbn": "0-395-19395-8","price": 22.99}],"bicycle": {"color": "黑色","price": 19.95}}
}