Github user viirya commented on a diff in the pull request:
https://github.com/apache/spark/pull/12014#discussion_r57667387
--- Diff: python/pyspark/worker.py ---
@@ -95,10 +107,23 @@ def main(infile, outfile):
_broadcastRegistry.pop(bid)
_accumulatorRegistry.clear()
- command = pickleSer._read_with_length(infile)
- if isinstance(command, Broadcast):
- command = pickleSer.loads(command.value)
- func, profiler, deserializer, serializer = command
+ row_based = read_int(infile)
+ num_commands = read_int(infile)
+ if row_based:
+ profiler = None # profiling is not supported for UDF
--- End diff --
`profiler` seems need to be defined before this if block. The codes refer
`profiler` later out of this block.
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