打印对象的属性，打印对象属性,#coding=utf-

打印对象的属性，打印对象属性,#coding=utf-

#coding=utf-8class AttrDisplay:    def getAttrs(self):        res = []        for key in self.__dict__:            res.append("%s=%s"%(key, getattr(self, key)))        return "  ".join(res)    def __str__(self):        # attrs = AttrDisplay.getAttrs(self)        return "[%s: %s]"%(self.__class__.__name__, self.getAttrs())if __name__ == "__main__":    class TopTest(AttrDisplay):        count = 0        name = "math"        def __init__(self):            self.attr1 = TopTest.count            self.attr2 = TopTest.count + 1            self.attr3 = TopTest.name            TopTest.count += 2            TopTest.name = 'English'    class SubTest(TopTest):        pass    x = TopTest()    print x    y = SubTest()    print y    Z = SubTest()    print Z