predict_results.json

{
    "predict_bleu": 0.0,
    "predict_gen_len": 256.0,
    "predict_loss": NaN,
    "predict_runtime": 170.6717,
    "predict_samples": 1000,
    "predict_samples_per_second": 5.859,
    "predict_steps_per_second": 0.393
}