Github user liancheng commented on a diff in the pull request:
https://github.com/apache/spark/pull/12002#discussion_r57594679
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/FileSourceStrategy.scala
---
@@ -137,8 +131,7 @@ private[sql] object FileSourceStrategy extends Strategy
with Logging {
logInfo(s"Planning scan with bin packing, max size:
$maxSplitBytes bytes")
val splitFiles = selectedPartitions.flatMap { partition =>
- partition.files.flatMap { file =>
- assert(file.getLen != 0, file.toString)
+ partition.files.filter(_.getLen > 0).flatMap { file =>
--- End diff --
Existing CSV test cases covers empty input file. This change is no longer
necessary if #11999 is merged.
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