python: 一个线程安全的单例类

小雪崩

称之为单例类, 其实也是照搬Java/C++等强类型语言的概念,在python里实现起来总有怪怪的味道.
关乎设计模式,这里有往篇文章,有时间研读一下:
Design Patterns in Python

#! /usr/bin/env python
# -*- coding: utf-8 -*-
"""
$filename    : Logger.py
$Author      : idup2x@gmail.com
"""
import threading
import time
from Configer import Configer
class Logger(object):
__mutex = threading.Lock()
__wf = None
def __init__():
pass
#@staticmethod
#def __open_file():
#if not Logger.__wf:
#Logger.__wf = open(Configer.log_file, "w+")
#@staticmethod
#def close():
#if Logger.__wf:
#Logger.__wf.close()
@staticmethod
def log(msg, flag=0):
Logger.__mutex.acquire()
_cur_time = time.strftime('%Y-%m-%d %H:%M:%S',time.localtime(time.time()))
try:
print "%s " % _cur_time,
print msg
except Exception, e:
print "%s " % _cur_time,
print "Logger's Exception-> ",
print e
Logger.__mutex.release()

zjx1984

楼主的Python编辑用的是什么