Decision is hereby made to omit the section

I was about to write something about blank lines between declarations
but that does not seem to be necessary.

notes/style.md

@@ -59,11 +59,6 @@ For docstrings, it's 72 characters *including* mandatory *she-space*
 prefix (`# `).  Add 4 in case of function docstrings.
 
 
-<!-- ### Blank lines ###
-
-TODO: decide -->
-
-
 ### Imports ###
 
 Imports come *after* module docstring, *before* variable declarations.