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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 copy(self):
 """ Deep Copy of a LabeledTree """

        return LabeledTree(
            udepth = self.udepth,
            depth = self.depth,
            text = self.text,
            label = self.label,
            children = self.children.copy() if self.children != None else [],
            parent = self.parent)