pip install flask_migrate
manager = Manager(app, db)
manager.add_command('db', MigrateCommand)
from flask import Flask
from flask_sqlalchemy import SQLAlchemy
from flask_script import Manager
from flask_migrate import Migrate, MigrateCommand
app = Flask(__name__)
app.config['SQLALCHEMY_DATABASE_URI']='mysql://root:mysql@127.0.0.1:3306/flask_01'
manager = Manager(app)
db = SQLAlchemy(app)
migrate = Migrate(app, db)
# 使用migrate集成到script
manager.add_command('db', MigrateCommand)
class Book(db.Model):
id = db.Column(db.Integer, primary_key=True)
name = db.Column(db.String(20), nullable=True)
hero_set = db.relationship('Hero', backref='book', lazy='dynamic')
class Hero(db.Model):
id = db.Column(db.Integer, primary_key=True)
name = db.Column(db.String(20), nullable=True)
book_id = db.Column(db.Integer, db.ForeignKey('book.id'))
@app.route('/')
def index():
return 'index'
if __name__ == '__main__':
manager.run()
