remove some code

examples/dna/dna_trainer.py

@@ -115,7 +115,6 @@ def main(args):
     test_y = tlx.gather(data['y'], data['test_idx'])
     test_acc = calculate_acc(test_logits, test_y, metrics)
     print("Test acc:  {:.4f}".format(test_acc))
-    return test_acc
 
 
 if __name__ == '__main__':
@@ -142,15 +141,4 @@ def main(args):
     else:
         tlx.set_device("CPU")
 
-    # main(args)
-
-    test_accs = []
-    for i in range(5):
-        print(f"Run {i+1}:")
-        test_acc = main(args)
-        test_accs.append(test_acc)
-
-    mean_test_acc = np.mean(test_accs)
-    std_test_acc = np.std(test_accs)
-    print(f"Mean Test Accuracy: {mean_test_acc:.4f}")
-    print(f"Standard Deviation of Test Accuracy: {std_test_acc:.4f}")
+    main(args)