Display usage information if there are extra arguments

Fixes #130
2013-05-22 18:04:35 -07:00
parent 83e43a42d9
commit 294bbad407
1 changed files with 5 additions and 0 deletions
@@ -196,6 +196,11 @@ class MininetRunner( object ):

        self.options, self.args = opts.parse_args()

+        # We don't accept extra arguments after the options
+        if self.args:
+            opts.print_help()
+            exit()
+
    def setup( self ):
        "Setup and validate environment."