flask小demo-数据查询

mysqlconn-flask.py

 # -*- coding: utf-8 -*-
 #coding=utf-8

 import os
 import mysql.connector
 from flask import Flask, request, render_template

 app = Flask(__name__)

 def db():
     # 注意把password设为你的root口令:
     conn = mysql.connector.connect( user='root', host='127.0.0.1', database='kf', use_unicode=True)

     # 运行查询:
     cursor = conn.cursor()
     cursor.execute('select check_date,comp,urn,wsurl,amount from dc_query')
 #    l1 = []
     d1 = {}
     i = 0
     for (check_date,comp,urn,wsurl,amount) in cursor:
         d1[urn] = (check_date,comp,urn,wsurl,amount)
 #        l1.append(d1)
         i += 1
     #print d1

     # 关闭Cursor和Connection:
     cursor.close()
     conn.close()
     return d1

 @app.route('/data',methods=['GET','POST'])
 def datalist():
     dd = db()
     return render_template('query.html',dd = dd)

 @app.route('/')
 def index():
     return render_template('index.html')

 if __name__ == "__main__":
     port = int(os.environ.get("PORT", 5001))
     app.run(host='0.0.0.0', port=port)

query.html

 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
         "http://www.w3.org/TR/html4/loose.dtd">
 <html>
 <head>
     <title></title>
 </head>
 <body>

     <div>dc_query表</div><br>
     <table>
         <tr>
                 <th>时间</th>
                 <th>模块</th>
                 <th>urn</th>
                 <th>链接</th>
         </tr>
         {% for urn in dd.keys() %}
             <tr>
                 <td>{{dd[urn][0]}}</td>
                 <td>{{dd[urn][1]}}</td>
                 <td>{{dd[urn][2]}}</td>
                 <td>{{dd[urn][3]}}</td>
             </tr>
         {% endfor %}
     </table>
 </body>
 </html>