Object-oriented programming-understanding of classes and objects continued

class Dog ():
　　
　　 name = 'Hua Hua' 

    def sit (self):
         print ( 'A dog sitting on the ground ' ) 

    def run (self):
         print ( 'A dog is running ' )

How to call Huahua?

 

Dog.name >>> 'Flower'

Dog .__ dict __ ['name'] >>> '花花' -----> class attribute dictionary

In fact, the call of point is the call of __dict__ attribute dictionary, the two are equivalent