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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:
 async def expose(self):
 """Make this application publicly available over the network. """

        app_facade = client.ApplicationFacade.from_connection(self.connection)

        log.debug(
            'Exposing %s', self.name)

        return await app_facade.Expose(self.name)