Snap for 4502278 from a6100281b01aaa767bbe56d9c6965036481602b8 to pi-release

Change-Id: Ic39a2cf9b5022bdd3e3581b04a45b2ab98f7bcac
diff --git a/ktlint.py b/ktlint.py
index c78b6a9..fa9ea0e 100755
--- a/ktlint.py
+++ b/ktlint.py
@@ -30,7 +30,7 @@
 
 def main(args=None):
   parser = argparse.ArgumentParser()
-  parser.add_argument('--file', '-f', nargs='+')
+  parser.add_argument('--file', '-f', nargs='*')
   args = parser.parse_args()
   kotlin_files = [f for f in args.file if f.endswith('.kt')]
   if not kotlin_files: