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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 zPushLens(self, update=None):
 """Push lens in ZOS COM server to UI"""

        self.SaveAs(self._sync_ui_file)
        OpticalSystem._dde_link.zLoadFile(self._sync_ui_file)
        OpticalSystem._dde_link.zPushLens(update)