python语言的入门教程，适用于python初学者，属于计算机网络课程的必备资料。-python language introductory tutorial for beginners python, essential data pertaining to computer network curriculum.

github的源码，大量jupyter文件方便学习和动手实践。很好的数据科学入门教程(GitHub source code, a large number of jupyter files to facilitate learning and hands-on practice. A good introductory course in Data Science)

一篇关于Python爬虫入门的教程，读者只需在阅读过程紧跟文章思路，理清相应的实现代码，30 分钟即可学会编写简单的 Python 爬虫。(Introduction to Python Crawler)