部分参考自:http://www.geekfan.net/7862/ 新式类与经典类 2和3不一样,3都是新式类. 新式类和经典类的区别: class A: #classic class """this is class A""" pass __slots__=('x','y') def test(self): # classic class test """this is A.test()""&
python _.__和__xx__的区别 本文为译文,版权属于原作者,在此翻译为中文分享给大家.英文原文地址:Difference between _, __ and __xx__ in Python "_"单下划线 Python中不存在真正的私有方法.为了实现类似于c++中私有方法,可以在类的方法或属性前加一个“_”单下划线,意味着该方法或属性不应该去调用,它并不属于API. 在使用property时,经常出现这个问题: class BaseForm(StrAndUnicode):
转自:http://blog.csdn.net/yihongyuelan/article/details/46409389 isLoggable是什么 在Android源码中,我们经常可以看到如下代码: //packages/apps/InCallUI/src/com/android/incallui/Log.java public static final String TAG = "InCall"; public static final boolean DEBUG = andro
When learning Python many people don't really understand why so much underlines in the beginning of the methods, sometimes even in the end like __this__! I've already had to explain it so many times, it's time to document it. One underline in the beg
python中 __name__及__main()__的妙处 #hello.pydef sayHello(): str="hello" print(str); if __name__ == "__main__": print ('This is main of module "hello.py"') sayHello() python作为一种脚本语言,我们用python写的各个module都可以包含以上那么一个累死c中的main函数,只不过pyt