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@kunpengku
Created August 2, 2017 06:36
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enum
#coding:utf8
from enum import Enum
class Color(Enum):
red=1
green=2
black=3
#init 用值实例化一个 enum
c1 = Color(2)
print(c1)
print(c1.name)
print(c1.value)
# 如果知道name,如果获取对应的 enum呢
s = 'black'
c2 = getattr(Color, s)
print(c2)
print(c2.name)
print(c2.value)
#
# Color.red 也是一个对象,所以可以 动态添加 attribute
Color.red.price=30.0
Color.black.price=40.0
Color.green.price=40.0
Color.green.xxx = True
print(c2.price)
print(c1.xxx)
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