Update python.md

Co-authored-by: Joshua Lock <jlock@vmware.com>

Author: lukpueh

python.md

@@ -170,7 +170,7 @@ old `"...%s" % var`-notation.
 <!-- TODO: This recommendation is an updated remainder of the old style guide.
 It seems a bit lost here. -->
 
-- Avoid `if` and `else` keywords be separated by a lot of code.
+- Avoid large vertical separation of `if` and `else` keywords.
   ```python
   # NO:
   if bizbaz: