转自http://www.cnblogs.com/jansen2008/archive/2009/08/01/1536518.htmltest.py
def test(): print " test is running " if __name__ == " __main__ " : # 自运行时调用该程序块 print " test main is working " if __name__ == " test " : # import时调用该程序块 print " test is invoked " 自执行效果如图： import执行效果如图： 执行test()方法效果如图： 通过这个例子，python应用模块的自测试程序都放在 if __name__ == "__main__" 条件块下是多么方便。转载于:https://www.cnblogs.com/hawkgogo001/archive/2011/11/10/2244211.html
