python-Object-oriented polymorphic

2. # polymorphism: One interface, multiple implementations
4. Class Animal:
6. def __init__ (self,name):
8. Self.name=name
10. Def talk (self):
12. Print ("Animal can Talk")
14. # Xia Chu obj represents passing in different objects, invoking the same interface name as the object
16. @staticmethod
18. def animal_talk (obj):
20. Obj.talk ()
22. Class Cat (Animal):
24. Def talk (self):
26. Print (' Meow meow ')
28. Class Dog (Animal):
30. Def talk (self):
32. Print (' Wang Wang ')
34. # need to invoke different object interface methods to behave differently
36. D=dog ("rhubarb")
38. D.talk ()
40. C=cat ("small white")
42. C.talk ()
44. # The following initializes a method in the animal parent class, using a function to pass in a different object, invoking the same method through the parent class to implement the interface of the different objects
46. Animal.animal_talk (c)
48. Animal.animal_talk (d)

• Output Result:
  Want Want
  Meow Meow
  Meow Meow
  Want Want

python-Object-oriented polymorphic