Attempt to fix code block that's not rendering in the docs
@@ -125,6 +125,8 @@ Quick Start: Altair + Colab
Altair can be used directly in Google's Colab_. Open a notebook, and run the
following in a notebook cell:
+.. code-block::
+
!pip install altair
import altair as alt
# for colab only run this command once per session
