HyukjinKwon commented on a change in pull request #28661:
URL: https://github.com/apache/spark/pull/28661#discussion_r431653465
##########
File path: python/pyspark/sql/utils.py
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@@ -75,21 +96,29 @@ class UnknownException(CapturedException):
def convert_exception(e):
s = e.toString()
- stackTrace = '\n\t at '.join(map(lambda x: x.toString(),
e.getStackTrace()))
c = e.getCause()
+
+ jvm = SparkContext._jvm
+ jwriter = jvm.java.io.StringWriter()
+ e.printStackTrace(jvm.java.io.PrintWriter(jwriter))
+ stacktrace = jwriter.toString()
Review comment:
Seems like `getStackTrace` doesn't show the cause whereas
`printStackTrace` shows it too. It's best to make it same as shown in the JVM
anyway :-).
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