from django.core.management.base import BaseCommand, CommandError

class ArgsCommand(BaseCommand):

    """

    Command class for commands that take multiple arguments.

    """

    args = '<arg arg ...>'

    def handle(self, *args, **options):

        if not args:

            raise CommandError('Must provide the following arguments: %s' % self.args)

        return self.handle_args(*args, **options)

    def handle_args(self, *args, **options):

        raise NotImplementedError()