# -*- coding:utf-8 -*- from flask import Flask from flask_sqlalchemy import SQLAlchemy app = Flask(__name__) app.config['SQLALCHEMY_DATABASE_URI'] = 'mysql+pymysql://root:123456@localhost:3306/flask_sql' app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False db = SQLAlchemy(app) #数据库模型 class Role(db.Model): __tablename__ = 'roles' id = db.Column(db.Integer, primary_key=True) name = db.Column(db.String(16), unique = True) class User(db.Model): __tablename__ = 'users' id = db.Column(db.Integer, primary_key=True) name = db.Column(db.String(16), unique=True) role_id = db.Column(db.Integer, db.ForeignKey('roles.id')) @app.route('/') def hello_world(): return 'Hello World!' if __name__ == '__main__': db.create_all() app.run(debug = True)
pymysql和sqlAlchemy驱动都装上了,驱动也都也导入了项目里,可是运行后数据库里的flask_sql没有任何新数据显示,不知道怎么回事,运行后也没有报错。
pardon110