🐛 add dependency for static exports of images on colab

Author: enryH

2_plotly.ipynb

@@ -15,10 +15,20 @@
    "cell_type": "code",
    "execution_count": null,
    "id": "845ce912",
-   "metadata": {},
+   "metadata": {
+    "tags": [
+     "hide-output"
+    ]
+   },
    "outputs": [],
    "source": [
-    "import plotly.express as px"
+    "import os\n",
+    "import plotly.express as px\n",
+    "\n",
+    "IN_COLAB = \"COLAB_GPU\" in os.environ\n",
+    "\n",
+    "if IN_COLAB:\n",
+    "    !pip install kaleido"
    ]
   },
   {

2_plotly.py

@@ -5,8 +5,14 @@
 # - [website](https://plotly.com/python/plotly-express/)
 
 # %%
+import os
 import plotly.express as px
 
+IN_COLAB = "COLAB_GPU" in os.environ
+
+if IN_COLAB:
+    # !pip install kaleido
+
 # %% [markdown]
 # ## Line Plot
 # - A simple line plot using Plotly Express.