Extract labels directly from y_test.

Author: MedAymenF

site/en/guide/core/mlp_core.ipynb

@@ -901,9 +901,9 @@
         "  label_ind = (y_test == label)\n",
         "  # extract predictions for specific true label\n",
         "  pred_label = test_classes[label_ind]\n",
-        "  label_filled = tf.cast(tf.fill(pred_label.shape[0], label), tf.int64)\n",
+        "  labels = y_test[label_ind]\n",
         "  # compute class-wise accuracy\n",
-        "  label_accs[accuracy_score(pred_label, label_filled).numpy()] = label\n",
+        "  label_accs[accuracy_score(pred_label, labels).numpy()] = label\n",
         "for key in sorted(label_accs):\n",
         "  print(f\"Digit {label_accs[key]}: {key:.3f}\")"
       ]