Factory method to create a new instance from command line args.

    :param args: instance of :class:`argparse.Namespace`

def _from_args(args):
    """Factory method to create a new instance from command line args.

    :param args: instance of :class:`argparse.Namespace`
    """
    return bugzscout.BugzScout(args.url, args.user, args.project, args.area)