flask sqlalchemy 脚本测试方法

from flask import Flask
from flask_sqlalchemy import SQLAlchemy
app = Flask(__name__)
with app.app_context():
    app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = True
    app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:///~/work/TowerMonitor/TMService/db/global.db'
    db = SQLAlchemy(app)
 
    if __name__ == '__main__':