30 lines
711 B
Python
30 lines
711 B
Python
# staticchecking/NoBasePetSpeak.py
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# (c)2016 MindView LLC: see Copyright.txt
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# We make no guarantees that this code is fit for any purpose.
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# Visit http://mindviewinc.com/Books/OnJava/ for more book information.
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# Speaking pets without base classes:
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class Cat:
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def speak(self):
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System.out.println("meow!")
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class Dog:
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def speak(self):
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System.out.println("woof!")
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class Bob:
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def bow(self):
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System.out.println("thank you, thank you!")
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def speak(self):
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System.out.println("Welcome to the neighborhood!")
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def drive(self):
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System.out.println("beep, beep!")
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def command(pet):
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pet.speak()
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pets = [ Cat(), Dog(), Bob() ]
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for pet in pets:
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command(pet)
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