Python+获取字典中某一个键的值

class GetResponsePara(object):
    # 获取字典中的某一个键的值
    def dict_get(self, dic, locators, default=None):
        if not isinstance(dic, dict) or not isinstance(locators, list):
            return default
        value = None
        for locator in locators:
            if not type(value) in [dict, list] and isinstance(locator, str) and not self.can_convert_to_int(locator):
                try:
                    value = dic[locator]
                except KeyError:
                    return default
                continue
            if isinstance(value, dict):
                try:
                    value = self.dict_get(value, [locator])
                except KeyError:
                    return default
                continue
            if isinstance(value, list) and self.can_convert_to_int(locator):
                try:
                    value = value[int(locator)]
                except IndexError:
                    return default
                continue
        return value

    def can_convert_to_int(self, input):
        try:
            int(input)
            return True
        except BaseException:
            return False

    # 获取字典中的某一个键的值(只支持结果是唯一值)(如果键对应的值是list只会取到其中的一个值)
    def get_para2(self, response, key, path):
        output = path.split('.')
        for m in output:
            if isinstance(response, dict):
                if key in response:
                    print('==========', response[key])
                    return response[key]
                response = response[m]
            else:
                for n in response:
                    if key in n:
                        return n[key]

    def chaiparam(self, output):
        list = []
        mn = output.split(';')
        print(mn)
        for i in mn:
            ban = i.split('=')
            list.append(ban)
        print(dict(list))
        return dict(list)


if __name__ == '__main__':
    p = GetResponsePara()
    dict_test = {"result": {"code": "110002", "msg": [{'status': 'ok'}, {'status': 'failed'}]}}
    result = p.dict_get(dict_test, ['result', 'msg', '1', 'status'])
    print(result)
    dict_test = {"statusCode": 0, "message": "success", "data": {"token": "2C8A41292D428", "onlyUser": 2}}
    result = p.dict_get(dict_test, ['data', 'token'])
    print(result)
    response = {"statusCode":0,"message":"success","data":[{"id":213},{"id":214}]}
    key = 'id'
    path = 'data.id'
    print(p.get_para2(response, key, path))
    output = 'token=data.token'
    print(p.chaiparam(output))