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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def get_normalized(self):
 """Returns a vector of unit length, unless it is the zero vector, in which case it is left as is."""

        magnitude = self.get_magnitude()
        if magnitude > 0:
            magnitude = 1.0 / magnitude
            return Point(self.x * magnitude, self.y * magnitude)
        else:
            return self