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-rw-r--r--python/pyspark/worker.py10
1 files changed, 8 insertions, 2 deletions
diff --git a/python/pyspark/worker.py b/python/pyspark/worker.py
index d33d6dd15f..9622e0cfe4 100644
--- a/python/pyspark/worker.py
+++ b/python/pyspark/worker.py
@@ -2,6 +2,7 @@
Worker that receives input from Piped RDD.
"""
import sys
+import traceback
from base64 import standard_b64decode
# CloudPickler needs to be imported so that depicklers are registered using the
# copy_reg module.
@@ -40,8 +41,13 @@ def main():
else:
dumps = dump_pickle
iterator = read_from_pickle_file(sys.stdin)
- for obj in func(split_index, iterator):
- write_with_length(dumps(obj), old_stdout)
+ try:
+ for obj in func(split_index, iterator):
+ write_with_length(dumps(obj), old_stdout)
+ except Exception as e:
+ write_int(-2, old_stdout)
+ write_with_length(traceback.format_exc(), old_stdout)
+ sys.exit(-1)
# Mark the beginning of the accumulators section of the output
write_int(-1, old_stdout)
for aid, accum in _accumulatorRegistry.items():