conv_test: {'test_loss': 1.5986913442611694, 'test_bleu': 31.7643, 'test_gen_len': 35.5101, 'test_runtime': 6138.3433, 'test_samples_per_second': 0.961, 'test_steps_per_second': 0.06}
doc_test: {'test_loss': 2.6503939628601074, 'test_bleu': 18.4619, 'test_gen_len': 16.1274, 'test_runtime': 1468.9087, 'test_samples_per_second': 2.88, 'test_steps_per_second': 0.18}
news_test: {'test_loss': 2.032118082046509, 'test_bleu': 25.9678, 'test_gen_len': 32.1871, 'test_runtime': 1063.3949, 'test_samples_per_second': 2.212, 'test_steps_per_second': 0.138}