1from flask_sqlalchemy import SQLAlchemy 

2from flask_marshmallow import Marshmallow 

3from flask_migrate import Migrate 

4 

5from flask_uuid import FlaskUUID 

6from flask_bcrypt import Bcrypt 

7from flask_cors import CORS 

8from flask_jwt_extended import JWTManager 

9 

10from flask_socketio import SocketIO 

11 

12db = SQLAlchemy() 

13 

14bcrypt = Bcrypt() 

15migrate = Migrate(compare_type=True) 

16cors = CORS() 

17flask_uuid = FlaskUUID() 

18 

19jwt = JWTManager() 

20ma = Marshmallow() 

21 

22socketio = SocketIO()