Update Lib/idlelib/help.py

Author: terryjreedy

Lib/idlelib/help.py

@@ -24,7 +24,8 @@
 
 show_idlehelp - Create HelpWindow.  Called in EditorWindow.help_dialog.
 
-_get_dochome() - Returns path to docs on users system if none found returns link to docs.python.org
+_get_dochome() - Return path to docs on user's system if present,
+otherwise return link to docs.python.org.
 """
 import os
 import sys