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-rw-r--r--python/pyspark/accumulators.py4
1 files changed, 3 insertions, 1 deletions
diff --git a/python/pyspark/accumulators.py b/python/pyspark/accumulators.py
index adca90ddaf..6ef8cf53cc 100644
--- a/python/pyspark/accumulators.py
+++ b/python/pyspark/accumulators.py
@@ -264,4 +264,6 @@ def _start_update_server():
if __name__ == "__main__":
import doctest
- doctest.testmod()
+ (failure_count, test_count) = doctest.testmod()
+ if failure_count:
+ exit(-1)