調入源代碼運行的python

#coding=utf-8

import sys, os, time, traceback, types


source = "#coding=utf-8/n/n"  
source += "print 'hello world!' /n"  
source += "print 'hello!' /n"
source += "print u'您好!' /n"

description = ""


mod = None


code = compile(source, description, "exec")        
exec code #in mod