fixed import errors

Author: Snowwpanda

30_plotly_intro_to_libraries.ipynb

@@ -268,6 +268,10 @@
     "    Returns:\n",
     "        pd.DataFrame: A DataFrame containing the happiness data.\n",
     "    \"\"\"\n",
+    "        # Read in the data\n",
+    "    happiness_df = pd.read_csv(path_to_happiness, encoding=\"latin1\")\n",
+    "\n",
+    "    return happiness_df\n",
     "    # Your code starts here\n",
     "    return\n",
     "    # Your code ends here"
@@ -345,13 +349,10 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "\n",
+    "import pandas as pd\n",
     "\n",
     "happyness = pd.read_csv('data/plotly_intro/World-happiness-report-updated_2024.csv', encoding='latin1')\n",
     "\n",
-    "\n",
-    "import pandas as pd\n",
-    "\n",
     "# Assuming your dataframe is loaded into 'df'\n",
     "df = happyness\n",
     "print(\"--- First few rows of the dataframe ---\")\n",
@@ -459,7 +460,7 @@
     "plt.xlabel('Year')\n",
     "plt.ylabel('Frequency')\n",
     "plt.grid(True)\n",
-    "plt.show()\n"
+    "plt.show()"
    ]
   },
   {
@@ -810,6 +811,7 @@
    "outputs": [],
    "source": [
     "from tutorial.intro_plotly_helper import full_clean_dataset, get_scatter_figure_with_years\n",
+    "from plotly.offline import iplot\n",
     "\n",
     "dataset = full_clean_dataset()\n",
     "x_column = 'Freedom to make life choices'\n",
@@ -1201,7 +1203,7 @@
     "Last but not least you can try to fix it yourself.\n",
     "\n",
     "So as an exercise we exported the bubbly library as a file bubbly.py into the folder data.plotly_intro. It is quite a short library so quite managable.\n",
-    "Try to figure out what the error is exactly and then fix the library locally until the same code below compiles.\n",
+    "Try to figure out what the error is exactly and then fix the library locally by modifying only the file `data/plotly_intro/bubbly.py` until the same code below compiles.\n",
     "\n",
     "(If you are interested in a solution, we have a fixed version under tutorial.my_bubbly.py, feel free to check the differences.)\n"
    ]

tutorial/intro_plotly_helper.py

@@ -1,6 +1,7 @@
 import numpy as np
 import pandas as pd
-from bubbly.bubbly import bubbleplot
+
+from tutorial.my_bubbly import bubbleplot
 
 
 def get_happiness_data():
@@ -468,3 +469,4 @@ def frame_by_year(dataset, year, x_column, y_column, description_column):
         frame_by_year(dataset, year, x_column, y_column, description_column)
         for year in years
     ]
+    return figure