1、一些试用py工具清单
https://www.zhihu.com/question/60402355/answer/752917744?utm_source=wechat_session&utm_medium=social&utm_oi=1081669345989529600&from=singlemessage
2、py工具，使得容量大图变小
https://www.cnblogs.com/li1992/p/10675769.html
