cleanup code

DecisionTree.ipynb

@@ -21,7 +21,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 32,
+   "execution_count": null,
    "id": "d336971a",
    "metadata": {},
    "outputs": [],
@@ -61,8 +61,7 @@
     "    threshold = tree.tree_.threshold\n",
     "    features = [feature_names[i] for i in tree.tree_.feature]\n",
     "    value = tree.tree_.value\n",
-    "    le = '<='\n",
-    "    g = '>'\n",
+    "\n",
     "    # get ids of child nodes\n",
     "    idx = np.argwhere(left == -1)[:, 0]\n",
     "    \n",
@@ -105,7 +104,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 33,
+   "execution_count": null,
    "id": "b96f3403",
    "metadata": {},
    "outputs": [