滑块验证
OpenCV+python
https://www.jb51.net/article/161503.htm?tdsourcetag=s_pcqq_aiomsg
python+selenium...
https://www.cnblogs.com/ohahastudy/p/11493971.html
7_3
原文：https://www.cnblogs.com/sruzzg/p/13177711.html
