20 lines
555 B
Python
20 lines
555 B
Python
import sys
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from operator import add
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from pyspark import SparkContext
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if __name__ == "__main__":
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if len(sys.argv) < 3:
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print >> sys.stderr, \
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"Usage: PythonWordCount <master> <file>"
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exit(-1)
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sc = SparkContext(sys.argv[1], "PythonWordCount")
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lines = sc.textFile(sys.argv[2], 1)
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counts = lines.flatMap(lambda x: x.split(' ')) \
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.map(lambda x: (x, 1)) \
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.reduceByKey(add)
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output = counts.collect()
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for (word, count) in output:
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print "%s : %i" % (word, count)
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