raise an error if some parameter is flowing from options to args raise an error if some parameter is flowing from options to args
from django.core.management.base import BaseCommand, CommandError


class Command(BaseCommand):
    help = "Useless command."

    def add_arguments(self, parser):
        parser.add_argument(
            "args",
            metavar="app_label",
            nargs="*",
            help="Specify the app label(s) to works on.",
        )
        parser.add_argument("--empty", action="store_true", help="Do nothing.")

    def handle(self, *app_labels, **options):
        app_labels = set(app_labels)

        if options["empty"]:
            self.stdout.write()
            self.stdout.write("Dave, I can't do that.")
            return

        if not app_labels:
            raise CommandError("I'm sorry Dave, I'm afraid I can't do that.")

        
        for app_label in app_labels:
            if app_label.startswith("--"):
                raise CommandError("Sorry, Dave, I can't let you do that.")

        self.stdout.write("Dave, my mind is going. I can feel it. I can feel it.")