Just converts from an ``argparse.Namespace`` object to string paths.

def train_model_from_args(args: argparse.Namespace):
    """
    Just converts from an ``argparse.Namespace`` object to string paths.
    """
    train_model_from_file(args.param_path,
                          args.serialization_dir,
                          args.overrides,
                          args.file_friendly_logging,
                          args.recover,
                          args.force,
                          args.cache_directory,
                          args.cache_prefix)