1.JSON数据格式
https://www.cnblogs.com/tech-bird/p/3588430.html
2.python3中的urllib包
官方文档：https://docs.python.org/3.5/library/urllib.html
中文翻译版：https://blog.csdn.net/Jurbo/article/details/52313636
Request对象：https://blog.csdn.net/weixin_37598106/article/details/72852220
urllib.parse包：https://docs.python.org/3/library/urllib.parse.html
3.http请求头中User-Agent用户代理
https://www.jianshu.com/p/c5cf6a1967d1
4.重定向
https://baike.baidu.com/item/%E9%87%8D%E5%AE%9A%E5%90%91
7.utf-8转换工具
https://www.sojson.com/utf8.html
utf-8/unicode/ACSII学习
http://www.ruanyifeng.com/blog/2007/10/ascii_unicode_and_utf-8.html
8.向文件追加内容
https://www.cnblogs.com/feiyueNotes/p/7897064.html
9.yield使用方法
https://blog.csdn.net/mieleizhi0522/article/details/82142856
10.json.dump()
https://www.cnblogs.com/xiaomingzaixian/p/7286793.html
11.读取文件
https://www.cnblogs.com/zywscq/p/5441145.html
12.request.session()维持会话保持cookie
https://2.python-requests.org//zh_CN/latest/user/advanced.html
13.python 内置数据库SQLite3
https://www.jianshu.com/p/55df52d386a4
14.SQLite可视化工具
https://blog.csdn.net/shellching/article/details/7979969
15.