理解Twsited异步网络框架

 1 __author__ = ‘lizheng‘
 2 # !/usr/bin/env python
 3 #-*- coding:utf-8 -*-
 4 event_list = []
 5 
 6 def run():
 7     for event in event_list:
 8         obj = event()
 9         obj.execute()
10 
11 
12 class BaseHandler(object):
13     """
14     用户必须继承该类，从而规范所有类的方法（类似于接口的功能）
15     """
16     def execute(self):
17         raise Exception(‘you must overwrite execute‘)

 1 __author__ = ‘lizheng‘
 2 # !/usr/bin/env python
 3 #-*- coding:utf-8 -*-
 4 from day10 import event_drive
 5 
 6 
 7 class MyHandler(event_drive.BaseHandler):
 8 
 9     def execute(self):
10         print(‘MyHandler is executing!‘)
11 
12 event_drive.event_list.append(MyHandler)
13 event_drive.run()