安裝tornado：
wget https://pypi.python.org/packages/source/t/tornado/tornado-4.3.tar.gz
tar xvzf tornado-4.3.tar.gz
cd tornado-4.3
python setup.py build
sudo python setup.py install
py代碼：
#coding: utf8
import sys
import tornado.ioloop
import tornado.web
import tornado.httpserver
import tornado.options
from tornado.options import define,options
class IndexHandler(tornado.web.RequestHandler):
def get(self):
self.render("index.html") #請在py腳本同一目錄放置此頁面
def post(self):
arg = self.get_argument('canshu')
self.write("你訪問的參數爲：:"+arg)
if __name__ == '__main__':
tornado.options.parse_command_line()
app = tornado.web.Application(handlers=[(r"/",IndexHandler)])
http_server = tornado.httpserver.HTTPServer(app)
http_server.listen(8000)
tornado.ioloop.IOLoop.instance().start()
將py代碼同一目錄下放置index.html：
<!DOCTYPE html>
<html lang='zh-CN'>
<head>
<title>智能家居</title>
<script src="https://cdn.bootcss.com/jquery/3.4.1/jquery.js"></script>
<script src="https://cdn.bootcss.com/layer/2.3/layer.js"></script>
<link rel="stylesheet" type="text/css" href="https://www.layuicdn.com/layui/css/layui.css" />
<script src="https://www.layuicdn.com/layui/layui.js"></script>
<body id='explores-show'>
<blockquote class="layui-elem-quote layui-text">
表頭說明
</blockquote>
<fieldset class="layui-elem-field layui-field-title" style="margin-top: 20px;">
<legend>表單集合演示</legend>
</fieldset>
<form class="layui-form" action="">
<div class="layui-form-item">
<label class="layui-form-label" data-anim="layui-anim-upbit">開關-默認開</label>
<div class="layui-input-block">
<input type="checkbox" checked="" name="open" lay-skin="switch" lay-filter="switchTest" lay-text="ON|OFF">
</div>
</div>
</form>
<script src="//res.layui.com/layui/dist/layui.js" charset="utf-8"></script>
<script>
layui.use(['form', 'layedit', 'laydate'], function(){
var form = layui.form
,layer = layui.layer
,layedit = layui.layedit
,laydate = layui.laydate;
//監聽指定開關
form.on('switch(switchTest)', function(data){
layer.msg('開關checked：'+ (this.checked ? 'true' : 'false'), {
offset: '6px'
});
if(this.checked){
$.ajax({url:"http://192.168.1.105:8000/?canshu=1",async:false});
}else{
$.ajax({url:"http://192.168.1.105:8000/?canshu=2",async:false});
}
});
});
</script>
</html>
訪問：