yzhliu 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_r208722454
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File path: scala-package/core/src/main/scala/org/apache/mxnet/IO.scala
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@@ -352,7 +431,16 @@ object DataDesc {
* for each data-parallelism device.
*/
def getBatchAxis(layout: Option[String]): Int = {
- layout.map(_.indexOf('N')).getOrElse(0)
+ if (layout.isEmpty|| layout.get == Layout.UNDEFINED) {
+ logger.info("Found Undefined Layout, will use default index 0")
+ 0
+ } else {
+ if (layout.get.contains('N')) {
+ layout.get.indexOf("N")
+ } else {
+ throw new IllegalArgumentException("No N found in Batch Axis!")
Review comment:
incorrect indent ?
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