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-rw-r--r--python/pyspark/worker.py7
1 files changed, 6 insertions, 1 deletions
diff --git a/python/pyspark/worker.py b/python/pyspark/worker.py
index 3d792bbaa2..b2b9288089 100644
--- a/python/pyspark/worker.py
+++ b/python/pyspark/worker.py
@@ -5,9 +5,10 @@ import sys
from base64 import standard_b64decode
# CloudPickler needs to be imported so that depicklers are registered using the
# copy_reg module.
+from pyspark.accumulators import _accumulatorRegistry
from pyspark.broadcast import Broadcast, _broadcastRegistry
from pyspark.cloudpickle import CloudPickler
-from pyspark.serializers import write_with_length, read_with_length, \
+from pyspark.serializers import write_with_length, read_with_length, write_int, \
read_long, read_int, dump_pickle, load_pickle, read_from_pickle_file
@@ -36,6 +37,10 @@ def main():
iterator = read_from_pickle_file(sys.stdin)
for obj in func(split_index, iterator):
write_with_length(dumps(obj), old_stdout)
+ # Mark the beginning of the accumulators section of the output
+ write_int(-1, old_stdout)
+ for aid, accum in _accumulatorRegistry.items():
+ write_with_length(dump_pickle((aid, accum._value)), old_stdout)
if __name__ == '__main__':