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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 add_area(self, uri):
 """ Record information about a new Upload Area :param UploadAreaURI uri: An Upload Area URI. """

        if uri.area_uuid not in self._config.upload.areas:
            self._config.upload.areas[uri.area_uuid] = {'uri': uri.uri}
        self.save()