Formatting code in Notepad++

Question

Is there a keyboard shortcut to format code in Notepad++ ?
I\'m mainly working with HTML, CSS and Python code.

For example:

Answer 1

ANSWER AS OF June 2019

Install the XML Tools plugin from the Plugin Admin (in Notepad++ 7.7 at least)

Then click Plugins -> XML Tools -> Pretty Print (XML Only with Line breaks)

That did it for me.