src/transformers/benchmark/benchmark_args_utils.py/BenchmarkArguments/model_names
class BenchmarkArguments:    def model_names(self):
        assert (
            len(self.models) > 0
        ), "Please make sure you provide at least one model name / model identifier, *e.g.* `--models bert-base-cased` or `args.models = ['bert-base-cased']."
        return self.models