from flask import Flask

2 from flask_sqlalchemy import SQLAlchemy

3 import config

4

5 app=Flask(__name__)

6 app.config.from_object(config)

7 db=SQLAlchemy(app)

8

9 class User(db.Model):

10 __tablename__='user'

11 id=db.Column(db.Integer,primary_key=TabError,autoincrement=True)

12 username=db.Column(db.String(20),nullable=False)

13 password=db.Column(db.String(20),nullable=False)

14

15 db.create_all()

16

17

18

19

20 @app.route('/')

21 def hello_world():

22 return 'hello World'

23

24

25 if __name__ == '__main__':

26 app.run()