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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 Save(self):
 """Saves the current system"""

        # This method is intercepted to allow ui_sync
        if self._file_to_save_on_Save:
            self._iopticalsystem.SaveAs(self._file_to_save_on_Save)
        else:
            self._iopticalsystem.Save()