Update gbdt.ipynb

Author: luwill

charpter11_GBDT/gbdt.ipynb

@@ -152,7 +152,7 @@
     "# 导入波士顿房价数据集\n",
     "boston = datasets.load_boston()\n",
     "# 打乱数据集\n",
-    "X, y = shuffle_data(boston.data, boston.target, seed=13)\n",
+    "X, y = data_shuffle(boston.data, boston.target, seed=13)\n",
     "X = X.astype(np.float32)\n",
     "offset = int(X.shape[0] * 0.9)\n",
     "# 划分数据集\n",