Github user zsxwing commented on a diff in the pull request:
https://github.com/apache/spark/pull/7410#discussion_r35555563
--- Diff: python/pyspark/streaming/kafka.py ---
@@ -32,6 +34,16 @@ def utf8_decoder(s):
return s and s.decode('utf-8')
+def default_message_handler(s):
+ """
+ Function for translating each message and metadata into the desired
type
+
+ :param s: A KafkaMessageAndMetadata object includes message and
metadata
+ :return: Object of any desired type
--- End diff --
This is not right. The return value is a tuple.
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