示例代码
from flask_sqlalchemy import SQLAlchemy from flask import Flask app=Flask(__name__) app.config['SQLALCHEMY_DATABASE_URI'] = \ 'mysql+pymysql://root:[email protected]:3306/db2' app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False db=SQLAlchemy(app) class User(db.Model): id = db.Column(db.Integer, primary_key=True) username = db.Column(db.String(80), unique=True) email = db.Column(db.String(120), unique=True) if __name__ == '__main__': db.create_all() admin = User(username='admin',email='[email protected]') guest = User(username='guest', email='[email protected]') db.session.add(admin) db.session.add(guest) db.session.commit()
·安装flask_sqlalchemy,pip install flask-mysqldb