If you want to show code in your app, you can use the dcc.Markdown component like this:
dcc.Markdown("""```python put your code here ```""")
I just figured out how to change the theme of the code highlights, so I thought I would share (The highlight_config prop in dcc.Markdown doesn’t seem to work)
You can get a preview of all the different themes here: highlight.js demo
Highlighting is taken care of automatically in Dash by highlight.js . You can change the theme by adding the URL of the theme to the external_stylesheets or add it to the /assets folder
You can find a url for the theme here.
So this is what some code looks like without any additional stylesheet:

Here’s the Github Dark Dimmed theme:
