Github user giwa commented on a diff in the pull request:
https://github.com/apache/spark/pull/2538#discussion_r18132354
--- Diff: examples/src/main/python/streaming/network_wordcount.py ---
@@ -0,0 +1,20 @@
+import sys
+
+from pyspark import SparkContext
+from pyspark.streaming import StreamingContext
+
+if __name__ == "__main__":
+ if len(sys.argv) != 3:
+ print >> sys.stderr, "Usage: wordcount <hostname> <port>"
+ exit(-1)
+ sc = SparkContext(appName="PythonStreamingNetworkWordCount")
+ ssc = StreamingContext(sc, 1)
+
+ lines = ssc.socketTextStream(sys.argv[1], int(sys.argv[2]))
+ counts = lines.flatMap(lambda line: line.split(" "))\
+ .map(lambda word: (word, 1))\
+ .reduceByKey(lambda a, b: a+b)
+ counts.pyprint()
--- End diff --
counts.pyprint() should be counts.pprint()
```
def pprint(self):
"""
Print the first ten elements of each RDD generated in this DStream.
This is an output
operator, so this DStream will be registered as an output stream
and there materialized.
"""
```
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