Wed Dec 26 16:00:00 GMT 2001

Simple2

#: c09:Simple2.py from SimpleClass import Simple class Simple2(Simple): def __init__(self, str): print "Inside Simple2 constructor" # You must explicitly call # the base-class constructor: Simple.__init__(self, str) def display(self): self.showMsg("Called from display()") # Overriding a base-class method def show(self): print "Overridden show() method" # Calling a base-class method from inside # the overridden method: Simple.show(self) class Different: def show(self): print "Not derived from Simple" if __name__ == "__main__": x = Simple2("Simple2 constructor argument") x.display() x.show() x.showMsg("Inside main") def f(obj): obj.show() # One-line definition f(x) f(Different()) #:~


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