if len(force_rewrite_config) and not (force_interface and action == "rewrite"):
raise Usage("\"--force rewrite\" needed for --device, --mode, --ip, --netmask, and --gateway")
if len(force_rewrite_config) and not (force_interface and action == "rewrite"):
raise Usage("\"--force rewrite\" needed for --device, --mode, --ip, --netmask, and --gateway")