pipinstallflask-mysqldb 二、配置flask-sqlalchemy连接MySQL数据库 from flask import Flask from flask_sqlalchemy import SQLAlchemy app = Flask(__name__) app.config['SQLALCHEMY_DATABASE_URI'] ='mysql://useword:password@127.0.0.1:3306/db_demo2?charset=utf8' app.config['SQLALCHEMY_TRACK_MODIFICAT...
app= Flask(__name__) hostname="127.0.0.1"port= 3306username="root"passwd="root"database="database_learn"app.config['SQLALCHEMY_DATABASE_URI']=f"mysql+pymysql://{username}:{passwd}@{hostname}:{port}/{database}?charset=utf8"db.init_app(app)#flask_sqlalchemy官网的写法,在我的书里是...
fromflaskimportFlaskfromflask_sqlalchemyimportSQLAlchemy app=Flask(__name__)# 配置数据库 URIapp.config['SQLALCHEMY_DATABASE_URI']='mysql+pymysql://user:password@localhost/db1'app.config['SQLALCHEMY_BINDS']={'db2':'mysql+pymysql://user:password@localhost/db2'}db=SQLAlchemy(app) 1. 2. 3...
fromflaskimportFlaskfromflask_sqlalchemyimportSQLAlchemy app=Flask(__name__)# 配置数据库 URIapp.config['SQLALCHEMY_DATABASE_URI']='mysql+pymysql://username:password@localhost:3306/mydatabase'app.config['SQLALCHEMY_TRACK_MODIFICATIONS']=False# 禁用对象修改通知# 初始化 SQLAlchemydb=SQLAlchemy(app)...
app.config['SQLALCHEMY_DATABASE_URI'] ='mysql://useword:password@127.0.0.1:3306/db_test?charset=utf8' 改成MySQL端口:4999以下代码 app.config['SQLALCHEMY_DATABASE_URI'] ='mysql://useword:password@127.0.0.1:4999/db_test?charset=utf8'...
一flask框架mysql文件 通过看别的大佬的项目最常见的配置mysql就是 1)创建一个config.py文件 classBaseConfig(object):#数据库的配置DIALCT ="mysql"DRITVER="pymysql"HOST='127.0.0.1'PORT="3306"USERNAME="root"PASSWORD="123456"DBNAME='test_auto'SQLALCHEMY_DATABASE_URI= f"{DIALCT}+{DRITVER}://{USER...