[GitHub] [spark] HyukjinKwon commented on a change in pull request #30309: [WIP][SPARK-33407][PYTHON] Simplify the exception message from Python UDFs

[GitBox <gi...@apache.org>]

HyukjinKwon commented on a change in pull request #30309:
URL: https://github.com/apache/spark/pull/30309#discussion_r521155393



##########
File path: python/pyspark/worker.py
##########
@@ -604,17 +604,19 @@ def process():
         # reuse.
         TaskContext._setTaskContext(None)
         BarrierTaskContext._setTaskContext(None)
-    except BaseException:
+    except BaseException as e:
         try:
-            exc_info = traceback.format_exc()
-            if isinstance(exc_info, bytes):
-                # exc_info may contains other encoding bytes, replace the invalid bytes and convert
-                # it back to utf-8 again
-                exc_info = exc_info.decode("utf-8", "replace").encode("utf-8")

Review comment:
       We dropped Python 2. It doesn't need it anymore.




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