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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_save_parameteritemvalues(self) -> None: """Save the values of those |ChangeItem| objects which are handling |Parameter| objects."""

        for item in state.parameteritems:
            state.parameteritemvalues[self._id][item.name] = item.value.copy()