取值
request.query_params.dict()，将querydict对象转换为字典
参考链接
https://www.jianshu.com/p/f2f73c426623
https://www.django-rest-framework.org/api-guide/requests/
Django: request.query_params取值
博观而约取，厚积而薄发
request.query_params.dict()，将querydict对象转换为字典
https://www.jianshu.com/p/f2f73c426623
https://www.django-rest-framework.org/api-guide/requests/