一、下载

pip3 install -i https://pypi.douban.com/simple flask-migrate

注意：依赖 flask-script

二、使用

manage.py

from flask_script import Manager
from flask_migrate import Migrate, MigrateCommand
from 项目名称 import create_app
from 项目名称 import db

app = create_app()
manager = Manager(app)
migrate = Migrate()
migrate.init_app(app, db)
"""
# 数据库迁移命名
    python manage.py db init # 生成表 使用一次即可
    python manage.py db migrate # makemirations
    python manage.py db upgrade # migrate
"""
manager.add_command('db', MigrateCommand)

if __name__ == '__main__':
    # app.run()
    manager.run()