From 4d4a25a71699325ac415514ecc1b95e40e939304 Mon Sep 17 00:00:00 2001
From: Jah-yee <166608075+Jah-yee@users.noreply.github.com>
Date: Mon, 17 Aug 2026 08:50:24 +0800
Subject: [PATCH] fix: add missing quotes around species column name in aes()
 calls

In the data-visualise exercises, aes(x = species) should use aes(x = "species")
to correctly reference the "species" column as a string in plotnine.
---
 data-visualise.ipynb | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/data-visualise.ipynb b/data-visualise.ipynb
index 0335c48..ea3a182 100644
--- a/data-visualise.ipynb
+++ b/data-visualise.ipynb
@@ -703,10 +703,10 @@
     "\n",
     "    ```Python\n",
     "\n",
-    "    (ggplot(penguins, aes(x = species)) +\n",
+    "    (ggplot(penguins, aes(x = "species")) +\n",
     "      geom_bar(color = \"red\"))\n",
     "\n",
-    "    (ggplot(penguins, aes(x = species)) +\n",
+    "    (ggplot(penguins, aes(x = "species")) +\n",
     "      geom_bar(fill = \"red\"))\n",
     "    ```\n",
     "\n",