nswamy commented on a change in pull request #11844: [MXNET-689] add DataDesc type for the Scala Package URL: https://github.com/apache/incubator-mxnet/pull/11844#discussion_r209801084
########## File path: scala-package/core/src/main/scala/org/apache/mxnet/io/NDArrayIter.scala ########## @@ -42,27 +43,40 @@ import scala.collection.immutable.ListMap class NDArrayIter(data: IndexedSeq[(String, NDArray)], label: IndexedSeq[(String, NDArray)], private val dataBatchSize: Int, shuffle: Boolean, - lastBatchHandle: String) extends DataIter { - + lastBatchHandle: String, + dataDType: DType, labelDType: DType, + dataLayout: String, labelLayout: String) extends DataIter { + + // scalastyle:off + def this(data: IndexedSeq[NDArray], label: IndexedSeq[NDArray], + dataBatchSize: Int, shuffle: Boolean, + lastBatchHandle: String, + dataName: String, labelName: String, + dataDType: DType, labelDType: DType, + dataLayout: String, labelLayout: String) { + this(IO.initData(data, allowEmpty = false, dataName), Review comment: how about changing/adding API for `initData` that will give you `IndexedSeq[DataDesc]` instead of `IndexedSeq[(String, NDArray)] `initData` seems to be giving the default names for Inputs and labels. ``` private def initDataDesc(data: Indexed[ND]): Indexed[DataDesc] ``` ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org With regards, Apache Git Services