Updated comment

Author: kmvanbrunt

cmd2.py

@@ -46,9 +46,11 @@
 import pyparsing
 import pyperclip
 
-# Workaround for gtk interfering when printing from background thread while main
-# thread is blocking in raw_input() in Python 2 on Linux when gtk is installed
+# On some systems, pyperclip will import gtk for its clipboard functionality.
+# The following code is a workaround for gtk interfering with printing from a background
+# thread while the CLI thread is blocking in raw_input() in Python 2 on Linux.
 try:
+    # noinspection PyUnresolvedReferences
     import gtk
     gtk.set_interactive(0)
 except ImportError: