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class PathValue:

    def __init__(self, json_res, value_path):

        """

        通过json路径找到需要的值，并存入一个全局字典

        :param json_res: json响应

        :param value_path: 取值路径

        """

        self.json_res = json_res

        self.value_path = value_path

    def path_value_dic(self):

        """

        如果存在多个值，使用,分隔value_path

        :return:

        """

        l_path = self.value_path.split(",")

        for path in l_path:

            self.json_path_value(self.json_res, path)

    def json_path_value(self, d, s):

        """

        根据传入的json路径从响应中取值，存入dic，主要运用了递归函数

        :param d: 响应Json

        :param s: Json路径

        :return: 存入值的字典dic

        """

        pahts = s.split(".")

        if len(pahts) == 1:

            dic[pahts[0]] = d[pahts[0]]

            return

        for p in pahts:

            if p.isnumeric():

                a = d[int(p)]

                return self.json_path_value(a, '.'.join(pahts[1:]))

            a = d[p]

            return self.json_path_value(a, '.'.join(pahts[1:]))

if __name__ == '__main__':

    dic = {}

    d1 = {

        "page": 1,

        "total": 919,

        "items": [

            {

                "csku": "1099688",

                "rsku": "6992044",

            }

        ],

    }

    s_path = 'items.0.csku,items.0.rsku'

    # s_path = 'items.0.csku'

    p = PathValue(d1, s_path)

    p.path_value_dic()

    print(dic)

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pip install json

conda install json

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import json 

def get_json(): 

    data = { 

        "name": "John", 

        "age": 30, 

        "city": "New York" 

    } 

    return json.dumps(data) 

# 调用函数并打印返回的JSON数据 

print(get_json())