class Rectangle: """A simple square class""" def __init__(self, width, height): self.width = width self.height = height def area(self): return self.width * self.height def perimeter(self): return (self.width + self.height) * 2 class Square(Rectangle): """A simple square class: inheritance from Rectangle""" def __init__(self, width): self.width = width self.height = width # A little bit of testing rect = Rectangle(2, 3) square = Square(3) print "2*3 Rectangle :" print "Area: " + str(rect.area()) print "Perimeter: " + str(rect.perimeter()) print "\n3*3 Square :" print "Area: " + str(square.area()) print "Perimeter: " + str(square.perimeter())
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