连接mysql数据库,创建用户模型
- 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)
- mysql创建数据库
- 数据库配置信息config.py
- 建立mysql和app的连接
- 创建用户模型
from flask import Flask, render_template 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.Column(db.Integer,primary_key=True,autoincrement=True) username = db.Column(db.String(20),nullable=False) password = db.Column(db.String(20), nullable=False) nickname = db.Column(db.String(20)) db.create_all() @app.route('/') def index(): return render_template("index.html") @app.route('/login/') def login(): return render_template("login.html") @app.route("/register/") def register(): return render_template("register.html") if __name__ == '__main__': app.run(debug=True)
SQLALCHEMY_DATABASE_URI = 'mysql+pymysql://root:@127.0.0.1:3306/connectOne?charset=utf8' SQLALCHEMY_TRACK_MODIFICATIONS = False