Github user felixcheung commented on a diff in the pull request:
https://github.com/apache/spark/pull/15279#discussion_r100702396
--- Diff: examples/src/main/python/sort.py ---
@@ -23,9 +23,11 @@
if __name__ == "__main__":
- if len(sys.argv) != 2:
- print("Usage: sort <file>", file=sys.stderr)
- exit(-1)
+ """
+ Usage: sort <file>
+ """
+
+ filename = "../resources/people.txt" if len(sys.argv) != 2 else
sys.args[1]
--- End diff --
you probably would have one check `if len(sys.argv) > 1` and then set all
parameter in the if block - we can assume if any parameter is there the user
needs to specify all of it?
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