D1
1.开篇&&简单介绍启动:https://www.cnblogs.com/studybrother/p/10931343.html
2.jupyter简单使用&&爬虫相关概念:https://www.cnblogs.com/studybrother/p/10932034.html
3.requests基本操作:https://www.cnblogs.com/studybrother/p/10932182.html
D2:
1.回顾:
2.