A simple monitor used to check if the target website has matched element.
用于判断某挂号网站是否有剩余的号，如果有发邮件通知
#备注：邮箱提醒需要用到stmp服务，填写账号和授权码
1.windows 7，python3.7 ,pip3
2.把python3和pip3配置在环境变量中
3.出现model未定义的错误是可用'pip3'安装相应的库，比如安装requests和bs4的代码如下。
pip3 install requests bs4
1.每隔一段时间请求网站服务器，把符合要求的项目（属性值为kyy即可预约的信息写入text），不符合的项目只在屏幕打印输出 2.新版本文件名为guahao_spider.py，还未加入发送邮件通知（有需要的可以自己加很简单的）
React
A declarative, efficient, and flexible JavaScript library for building user interfaces.
🖖 Vue.js is a progressive, incrementally-adoptable JavaScript framework for building UI on the web.
Typescript
TypeScript is a superset of JavaScript that compiles to clean JavaScript output.
An Open Source Machine Learning Framework for Everyone
Django
The Web framework for perfectionists with deadlines.
Laravel
A PHP framework for web artisans
Bring data to life with SVG, Canvas and HTML. 📊📈🎉
JavaScript (JS) is a lightweight interpreted programming language with first-class functions.
Some thing interesting about web. New door for the world.
A server is a program made to process requests and deliver data to clients.
Machine learning is a way of modeling and interpreting data that allows a piece of software to respond intelligently.
Some thing interesting about visualization, use data art
Some thing interesting about game, make everyone happy.
Facebook
We are working to build community through open source technology. NB: members must have two-factor auth.
Microsoft
Open source projects and samples from Microsoft.
Google
Google ❤️ Open Source for everyone.
Alibaba
Alibaba Open Source for everyone
D3
Data-Driven Documents codes.
Tencent
China tencent open source team.