How to use the esrally.track.track.OperationType function in esrally

if docs_in_bulk == self.bulk_size:
                break
        return docs_in_bulk, current_bulk

    def __exit__(self, exc_type, exc_val, exc_tb):
        self.file_source.close()
        return False


register_param_source_for_operation(track.OperationType.Bulk, BulkIndexParamSource)
register_param_source_for_operation(track.OperationType.Search, SearchParamSource)
register_param_source_for_operation(track.OperationType.CreateIndex, CreateIndexParamSource)
register_param_source_for_operation(track.OperationType.DeleteIndex, DeleteIndexParamSource)
register_param_source_for_operation(track.OperationType.CreateIndexTemplate, CreateIndexTemplateParamSource)
register_param_source_for_operation(track.OperationType.DeleteIndexTemplate, DeleteIndexTemplateParamSource)
register_param_source_for_operation(track.OperationType.Sleep, SleepParamSource)

# Also register by name, so users can use it too
register_param_source_for_name("file-reader", BulkIndexParamSource)

current_bulk.append("{\"doc\":%s}" % document)
                else:
                    current_bulk.append(document)
            else:
                current_bulk.append(document)
            docs_in_bulk += 1
            if docs_in_bulk == self.bulk_size:
                break
        return docs_in_bulk, current_bulk

    def __exit__(self, exc_type, exc_val, exc_tb):
        self.file_source.close()
        return False


register_param_source_for_operation(track.OperationType.Bulk, BulkIndexParamSource)
register_param_source_for_operation(track.OperationType.Search, SearchParamSource)
register_param_source_for_operation(track.OperationType.CreateIndex, CreateIndexParamSource)
register_param_source_for_operation(track.OperationType.DeleteIndex, DeleteIndexParamSource)
register_param_source_for_operation(track.OperationType.CreateIndexTemplate, CreateIndexTemplateParamSource)
register_param_source_for_operation(track.OperationType.DeleteIndexTemplate, DeleteIndexTemplateParamSource)
register_param_source_for_operation(track.OperationType.Sleep, SleepParamSource)

# Also register by name, so users can use it too
register_param_source_for_name("file-reader", BulkIndexParamSource)

elif v == "stop-ml-datafeed":
            return OperationType.StopMlDatafeed
        elif v == "create-ml-job":
            return OperationType.CreateMlJob
        elif v == "delete-ml-job":
            return OperationType.DeleteMlJob
        elif v == "open-ml-job":
            return OperationType.OpenMlJob
        elif v == "close-ml-job":
            return OperationType.CloseMlJob
        elif v == "sleep":
            return OperationType.Sleep
        elif v == "delete-snapshot-repository":
            return OperationType.DeleteSnapshotRepository
        elif v == "create-snapshot-repository":
            return OperationType.CreateSnapshotRepository
        elif v == "restore-snapshot":
            return OperationType.RestoreSnapshot
        elif v == "wait-for-recovery":
            return OperationType.WaitForRecovery
        elif v == "put-settings":
            return OperationType.PutSettings
        else:
            raise KeyError("No enum value for [%s]" % v)

elif v == "create-ml-job":
            return OperationType.CreateMlJob
        elif v == "delete-ml-job":
            return OperationType.DeleteMlJob
        elif v == "open-ml-job":
            return OperationType.OpenMlJob
        elif v == "close-ml-job":
            return OperationType.CloseMlJob
        elif v == "sleep":
            return OperationType.Sleep
        elif v == "delete-snapshot-repository":
            return OperationType.DeleteSnapshotRepository
        elif v == "create-snapshot-repository":
            return OperationType.CreateSnapshotRepository
        elif v == "restore-snapshot":
            return OperationType.RestoreSnapshot
        elif v == "wait-for-recovery":
            return OperationType.WaitForRecovery
        elif v == "put-settings":
            return OperationType.PutSettings
        else:
            raise KeyError("No enum value for [%s]" % v)

def matches(self, task):
        try:
            return OperationType.from_hyphenated_string(task.operation.type).admin_op
        except KeyError:
            return False

else:
                current_bulk.append(document)
            docs_in_bulk += 1
            if docs_in_bulk == self.bulk_size:
                break
        return docs_in_bulk, current_bulk

    def __exit__(self, exc_type, exc_val, exc_tb):
        self.file_source.close()
        return False


register_param_source_for_operation(track.OperationType.Bulk, BulkIndexParamSource)
register_param_source_for_operation(track.OperationType.Search, SearchParamSource)
register_param_source_for_operation(track.OperationType.CreateIndex, CreateIndexParamSource)
register_param_source_for_operation(track.OperationType.DeleteIndex, DeleteIndexParamSource)
register_param_source_for_operation(track.OperationType.CreateIndexTemplate, CreateIndexTemplateParamSource)
register_param_source_for_operation(track.OperationType.DeleteIndexTemplate, DeleteIndexTemplateParamSource)
register_param_source_for_operation(track.OperationType.Sleep, SleepParamSource)

# Also register by name, so users can use it too
register_param_source_for_name("file-reader", BulkIndexParamSource)

elif v == "delete-ml-datafeed":
            return OperationType.DeleteMlDatafeed
        elif v == "start-ml-datafeed":
            return OperationType.StartMlDatafeed
        elif v == "stop-ml-datafeed":
            return OperationType.StopMlDatafeed
        elif v == "create-ml-job":
            return OperationType.CreateMlJob
        elif v == "delete-ml-job":
            return OperationType.DeleteMlJob
        elif v == "open-ml-job":
            return OperationType.OpenMlJob
        elif v == "close-ml-job":
            return OperationType.CloseMlJob
        elif v == "sleep":
            return OperationType.Sleep
        elif v == "delete-snapshot-repository":
            return OperationType.DeleteSnapshotRepository
        elif v == "create-snapshot-repository":
            return OperationType.CreateSnapshotRepository
        elif v == "restore-snapshot":
            return OperationType.RestoreSnapshot
        elif v == "wait-for-recovery":
            return OperationType.WaitForRecovery
        elif v == "put-settings":
            return OperationType.PutSettings
        else:
            raise KeyError("No enum value for [%s]" % v)

elif v == "open-ml-job":
            return OperationType.OpenMlJob
        elif v == "close-ml-job":
            return OperationType.CloseMlJob
        elif v == "sleep":
            return OperationType.Sleep
        elif v == "delete-snapshot-repository":
            return OperationType.DeleteSnapshotRepository
        elif v == "create-snapshot-repository":
            return OperationType.CreateSnapshotRepository
        elif v == "restore-snapshot":
            return OperationType.RestoreSnapshot
        elif v == "wait-for-recovery":
            return OperationType.WaitForRecovery
        elif v == "put-settings":
            return OperationType.PutSettings
        else:
            raise KeyError("No enum value for [%s]" % v)

elif v == "delete-index":
            return OperationType.DeleteIndex
        elif v == "create-index-template":
            return OperationType.CreateIndexTemplate
        elif v == "delete-index-template":
            return OperationType.DeleteIndexTemplate
        elif v == "shrink-index":
            return OperationType.ShrinkIndex
        elif v == "create-ml-datafeed":
            return OperationType.CreateMlDatafeed
        elif v == "delete-ml-datafeed":
            return OperationType.DeleteMlDatafeed
        elif v == "start-ml-datafeed":
            return OperationType.StartMlDatafeed
        elif v == "stop-ml-datafeed":
            return OperationType.StopMlDatafeed
        elif v == "create-ml-job":
            return OperationType.CreateMlJob
        elif v == "delete-ml-job":
            return OperationType.DeleteMlJob
        elif v == "open-ml-job":
            return OperationType.OpenMlJob
        elif v == "close-ml-job":
            return OperationType.CloseMlJob
        elif v == "sleep":
            return OperationType.Sleep
        elif v == "delete-snapshot-repository":
            return OperationType.DeleteSnapshotRepository
        elif v == "create-snapshot-repository":
            return OperationType.CreateSnapshotRepository
        elif v == "restore-snapshot":
            return OperationType.RestoreSnapshot

current_bulk.append(document)
            else:
                current_bulk.append(document)
            docs_in_bulk += 1
            if docs_in_bulk == self.bulk_size:
                break
        return docs_in_bulk, current_bulk

    def __exit__(self, exc_type, exc_val, exc_tb):
        self.file_source.close()
        return False


register_param_source_for_operation(track.OperationType.Bulk, BulkIndexParamSource)
register_param_source_for_operation(track.OperationType.Search, SearchParamSource)
register_param_source_for_operation(track.OperationType.CreateIndex, CreateIndexParamSource)
register_param_source_for_operation(track.OperationType.DeleteIndex, DeleteIndexParamSource)
register_param_source_for_operation(track.OperationType.CreateIndexTemplate, CreateIndexTemplateParamSource)
register_param_source_for_operation(track.OperationType.DeleteIndexTemplate, DeleteIndexTemplateParamSource)
register_param_source_for_operation(track.OperationType.Sleep, SleepParamSource)

# Also register by name, so users can use it too
register_param_source_for_name("file-reader", BulkIndexParamSource)