update code block output

mmcky · mmcky · commit d1c899a36b96 · 2025-08-01T10:08:48.000+10:00
diff --git a/lectures/oop_intro.md b/lectures/oop_intro.md
@@ -61,6 +61,7 @@ We'll make use of the following third party library
 
 
 ```{code-cell} python3
+:tags: [hide-output]
 !pip install rich
 ```
 
