1.安装与配置python3.6+flask+mysql数据库
下载安装MySQL数据库
下载安装MySQL-python 中间件
pip install flask-sqlalchemy (Python的ORM框架SQLAlchemy)
2.mysql创建数据库
3.数据库配置信息config.py
SQLALCGEMY_DATABASE_URL='mysql+pymysql://root:@127.0.0.1:3306/mis_db?charset=utf8' SQLALCGEMY_TRACK_MODIFICATTIONS=False
4.建立mysql和app的连接
from flask import Flask from flask_sqlalchemy import SQLAlchemy import config app = Flask(__name__) app.config.from_object(config) db=SQLAlchemy(app) class User(db.Model): __tablename__='user' id=db.Cloumn(db.Interger,primary_key=True,autoincrement=True) username=db.Column(db.String(20),nullable=False) paaaword = db.Column(db.String(20), nullable=False) nickname = db.Column(db.String(20)) db.create_all() @app.route('/') def hello_world(): return 'Hello World!' if __name__ == '__main__': app.run()