random(获取随机数)
https://www.cnblogs.com/dylancao/p/8079230.html
sys(负责程序与python解释器的交互)
https://www.cnblogs.com/Archie-s/p/6860301.html
os(负责程序与操作系统的交互)
https://www.cnblogs.com/sunyang945/p/7900957.html
*sys与os的区别
https://blog.csdn.net/liu5257/article/details/53740214
shutil(高级的 文件、文件夹、压缩包 管理模块)
https://www.cnblogs.com/caibao666/p/6433864.html
shelve(持久化数据)
https://www.jb51.net/article/118198.htm
xml.etree.ElementTree(解析xml)
*在python中存在多种解析xml的模块,这里推荐使用ElementTree
https://blog.csdn.net/weixin_39274753/article/details/82221859
ConfigParser(用于操作配置文件)
https://www.cnblogs.com/shellshell/p/6947049.html
hashlib & hmac(用于加密)
https://www.cnblogs.com/single-boy/p/7617768.html