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#!/usr/bin/python

#coding:utf-8

# type(name, bases, dict)

# name：class 的名称

# bases：class 的父类，是个 tuple 类型

# dict：class 的 namespace，表现为它的属性

def greet(self, word='hello'):

print word + ',i am ' + self.name;

def personInit(self, name):

self.name = name;

Person = type('Person', (), {'type': 'anim', 'greet': greet, '__init__':personInit});

p = Person('joel');

p.greet('hi');

# __metaclass__属性

# 创建一个类的时候，可以给它添加 __metaclass__属性

# class Foo(object):

# __metaclass__ = something…

# […]

# 这样做，Python就会使用指定的元类创建Foo类。

# 自定义元类，默认是 type

# 关于python的元类 https://medium.com/leeon-code/python-ca836e7960e2