#  #

 Enum 

```python
#!/usr/bin/env python3
# -*- coding: UTF-8 -*-
from enum import Enum, unique

Enum('Month', ('Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'))


# @unique 
@unique
class Month(Enum):
    Jan = 'January'
    Feb = 'February'
    Mar = 'March'
    Apr = 'April'
    May = 'May'
    Jun = 'June'
    Jul = 'July'
    Aug = 'August'
    Sep = 'September '
    Oct = 'October'
    Nov = 'November'
    Dec = 'December'


if __name__ == '__main__':
    print(Month.Jan, '----------',
          Month.Jan.name, '----------', Month.Jan.value)
    for name, member in Month.__members__.items():
        print(name, '----------', member, '----------', member.value)

```




![Python3 ](http://p1ceh5usj.bkt.clouddn.com/Python3%20%E8%87%AA%E5%AE%9A%E4%B9%89%E7%B1%BB%E5%9E%8B%E7%9A%84%E6%9E%9A%E4%B8%BE%E7%B1%BB.png)


 (interator) (comparison)