from flask_script import  Manager #引入Manger模块
from CodeCount import init_app

app = init_app()
manager = Manager(app)#实例化Manger类

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

python manage.py runserver

@manager.command
def custom(arg):#定制，例如当创建表时等可以使用此命令
    print(arg)

python manage.py custom 123

@manager.option('-n','--name',dest='name') #为定制的命令，定制参数可选项,使用方法：python manage.py cmd -n test -u http://www.test.com
@manager.option('-u','--url',dest='url')
def cmd(name,url):
    print(name,url)

python manage.py cmd -n test -u http://www.test.com

# -*- coding: utf-8 -*-
__author__ = 'ranzechen'
__time__ = 2019 / 3 / 20
__function__ = ''

from CodeCount import init_app
from CodeCount import db
from flask_migrate import Migrate,MigrateCommand

app = init_app()

Migrate(app,db)
'''
数据库迁移命令
python manage.py db init
python manage.py db migrate
python manage.py db upgrade
'''
manager.add_command('db',MigrateCommand)

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