X-Git-Url: https://git.arvados.org/lightning.git/blobdiff_plain/b74ed1bef9848f4583443021ed6aa97b6fb847cf..refs/heads/20821-bugfix-release:/exportnumpy.go

diff --git a/exportnumpy.go b/exportnumpy.go
index 050f3161bf..698180b754 100644
--- a/exportnumpy.go
+++ b/exportnumpy.go
@@ -62,6 +62,9 @@ func (cmd *exportNumpy) RunCommand(prog string, args []string, stdin io.Reader,
 		return 0
 	} else if err != nil {
 		return 2
+	} else if flags.NArg() > 0 {
+		err = fmt.Errorf("errant command line arguments after parsed flags: %v", flags.Args())
+		return 2
 	}
 
 	if *pprof != "" {