摘要：
https://help.ubuntu.com/community/CronHowto 可以在 "http://tool.lu/crontab/" 进行测试 阅读全文
摘要：
```python
# coding:utf-8
from optparse import OptionParser def migrate_func(): print 'You give the migrate arg\n' def show_func(): print 'You give the show arg-s\n' def grasp_func(): ... 阅读全文