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#!/usr/bin/env python#coding:utf-8from flask import Flask,request,render_template,redirect
#request 里面包含一次网络请求所有的内容，所有url参数(get的参数)，都在request.args里，args是一个类似字典的数据#render_template 渲染前端html文件，默认渲染/templates下面的文件,有模板功能#jinjia2模板语言{{}}包裹的是变量 循环语法{% for x in arr %} {%endfor%}#新建appapp=Flask(__name__)
#监听路由。就是url 在域名和端口后面#当域名和端口后面只有一个/的时候，这个路由触发@app.route('/')
def index():
name=request.args.get('name')
pwd=request.args.get('password')
if name =='admin' and pwd=='admin123':
return redirect('/reboot')
else:
return 'please login'
# return "hello world"@app.route('/adduser')
def adduser():
name=request.args.get('name')
pwd=request.args.get('password')
with open('user.txt','a+') as f:
f.write('%s:%s\n'%(name,pwd))
return redirect('/reboot')
@app.route('/reboot')
def reboot():
word=request.args.get('word','reboot')
# names=[{'name':'xiaoming','age':12},{'name':'wd','age':10}]# return "search word is %s"%(word) f=open('user.txt')
names=[line.split(':') for line in f.read().split('\n')]
return render_template('test.html',word=word,age=12,names=names)
# f=open('templates/test.html')# content= f.read()# f.close()# return content#启动appif __name__ =='__main__':
app.run(host='0.0.0.0',port=8888,debug=True)
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hello `word` my age is `age`<form action='/adduser'>
name:<input type="text" name='name'>
password:<input type="password" name='password'>
<input type="submit" name='submit'>
</form>
<table border='1px'>
<thead>
<tr>
<td>user</td>
<td>password</td>
</tr>
</thead>
<tbody>
{%for name in names%}
{%if name[0] and name[1]%}
<tr>
<td>{{name[0]}}</td>
<td>{{name[1]}}</td>
</tr>
{%endif%}
{%endfor%}
</tbody>
</table>
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本文转自 shouhou2581314 51CTO博客，原文链接：http://blog.51cto.com/thedream/1836931，如需转载请自行联系原作者