Merge "Stack: Fix argument-less invocation"

am: f54ccd7f3f Change-Id: I5753dee615dc65908d248f127690d69e298601b4
2019-04-30 12:20:49 -07:00
parent 619cad04f9 f54ccd7f3f
commit df910e694a
1 changed files with 1 additions and 0 deletions
--- a/scripts/stack
+++ b/scripts/stack
@@ -29,6 +29,7 @@ def main():
  parser.add_argument('file',
                      metavar='FILE',
                      default='-',
+                      nargs='?',  # Required for default.
                      help='should contain a stack trace in it somewhere the '
                           'tool will find that and re-print it with source '
                           'files and line numbers. If you don\'t pass FILE, '