update on util and comments

cmd/config/internal/commands/util.go

@@ -10,7 +10,6 @@ import (
 
 	"github.com/go-errors/errors"
 	"github.com/spf13/cobra"
-	flag "github.com/spf13/pflag"
 )
 
 // parseFieldPath parse a flag value into a field path
@@ -40,16 +39,6 @@ func parseFieldPath(path string) ([]string, error) {
 	return newParts, nil
 }
 
-func isFlagSet(name string, c *cobra.Command) bool {
-	set := false
-	c.Flags().Visit(func(f *flag.Flag) {
-		if f.Name == name {
-			set = true
-		}
-	})
-	return set
-}
-
 func handleError(c *cobra.Command, err error) error {
 	if err == nil {
 		return nil