xuanyuanking commented on a change in pull request #23470:
[SPARK-26549][PySpark] Fix for python worker reuse take no effect for
parallelize lazy iterable range
URL: https://github.com/apache/spark/pull/23470#discussion_r246248310
##########
File path: python/pyspark/context.py
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@@ -493,6 +493,10 @@ def getStart(split):
return start0 + int((split * size / numSlices)) * step
def f(split, iterator):
+ # it's an empty iterator here but we need this line for
triggering the logic of
+ # checking END_OF_DATA_SECTION during load iterator in
runtime, thus make sure
Review comment:
Copy that, done in 4868e82.
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