This legacy version of AI Platform Data Labeling is deprecated and will no longer be available on Google Cloud after January 23, 2024. All the functionality of legacy AI Platform Data Labeling and new features are available on the Vertex AI platform. See Migrate to Vertex AI to learn how to migrate your resources.
Deletes a long-running operation. This method indicates that the client is no longer interested in the operation result. It does not cancel the operation. If the server doesn't support this method, it returns google.rpc.Code.UNIMPLEMENTED.