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-rwxr-xr-xexamples/src/main/python/pagerank.py8
1 files changed, 8 insertions, 0 deletions
diff --git a/examples/src/main/python/pagerank.py b/examples/src/main/python/pagerank.py
index b539c4128c..a5f25d78c1 100755
--- a/examples/src/main/python/pagerank.py
+++ b/examples/src/main/python/pagerank.py
@@ -15,6 +15,11 @@
# limitations under the License.
#
+"""
+This is an example implementation of PageRank. For more conventional use,
+Please refer to PageRank implementation provided by graphx
+"""
+
import re
import sys
from operator import add
@@ -40,6 +45,9 @@ if __name__ == "__main__":
print >> sys.stderr, "Usage: pagerank <file> <iterations>"
exit(-1)
+ print >> sys.stderr, """WARN: This is a naive implementation of PageRank and is
+ given as an example! Please refer to PageRank implementation provided by graphx"""
+
# Initialize the spark context.
sc = SparkContext(appName="PythonPageRank")