diff --git a/example/bar/example_bar_plot.ipynb b/example/bar/example_bar_plot.ipynb
index e0e4a37..a8bfb18 100644
--- a/example/bar/example_bar_plot.ipynb
+++ b/example/bar/example_bar_plot.ipynb
@@ -45,6 +45,7 @@
     "cut_counts = tips[\"day\"].value_counts()\n",
     "plt.figure(figsize=(10, 6))\n",
     "b_plot = plt.bar(cut_counts.index, list(cut_counts.values), color=\"skyblue\")\n",
+    "print(type(b_plot))\n",
     "plt.title(\"The Number of Tips by Day\")\n",
     "plt.xlabel(\"Day\")\n",
     "plt.ylabel(\"Count\")\n",