Chaz Ginger wrote: > Chaz Ginger wrote: > > glenn wrote: > >> hi - Im quite new to python, wondering if anyone can help me understand > >> something about inheritance here. In this trivial example, how could I > >> modify the voice method of 'dog' to call the base class 'creatures' > >> voice method from with in it? > >> > >> class creature: > >> def __init__(self): > >> self.noise="" > >> def voice(self): > >> return "voice:" + self.noise > >> > >> class dog(creature): > >> def __init__(self): > >> self.noise="bark" > >> > >> def voice(self): > >> print "brace your self:" > >> > >> thanks > >> glenn > >> > > Try this: > > > > class dog(creature): > > ..... > > def voice(self): > > print "brace your self:" > > creature.voice(self) > > > > This should do it. > I did forget to mention that in 'dog"s' __init__ you had better call > creature's __init__. You might make it look like this: > > def __init__(self): > self.noise = 'bark' > creature.__init__(self) > > There is another approach - using Superclass - but I will leave that > exercise to the reader. first tip worked - funny thing was I =thought= I done that, but clearly not - so thanks was going mad. Superclass?... ok will look into this thanks for reply(s) Glenn
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