diff -r 024967cdc2f0 Lib/optparse.py
--- a/Lib/optparse.py	Thu Mar 31 03:22:15 2011 +0200
+++ b/Lib/optparse.py	Wed Mar 30 21:26:04 2011 -0500
@@ -1123,6 +1123,11 @@
         a usage string for your program.  Before it is displayed
         to the user, "%prog" will be expanded to the name of
         your program (self.prog or os.path.basename(sys.argv[0])).
+      description : string
+        A paragraph of text giving a brief overview of your program.
+        optparse reformats this paragraph to fit the current terminal
+        width and prints it when the user requests help (after usage,
+        but before the list of options).
       prog : string
         the name of the current program (to override
         os.path.basename(sys.argv[0])).