1, you can use python to do: https://realpython.com/what-can-i-do-with-python/#what-others-do-with-python
2, Liao Xuefeng: https://www.liaoxuefeng.com/wiki/1016959663602400
3 ,: https://www.cnblogs.com/ceshixuexi/p/8337740.html
4,3 simple powerful python web development framework: https://baijiahao.baidu.com/s?id=1605584721623621944&wfr=spider&for=pc