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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_new_parent(self, parent):
 """Copy the current param to a new parent, must be a dummy param."""

        if self.parent == "undefined":
            param = copy.copy(self)
            param.parent = parent.uid
            return param
        else:
            raise ValueError("Cannot copy from non-dummy parent %s." % parent)