diff -r -u Python-2.7/Lib/argparse.py Python-2.7-myfix/Lib/argparse.py
--- Python-2.7/Lib/argparse.py	2010-05-23 22:45:26.000000000 -0500
+++ Python-2.7-myfix/Lib/argparse.py	2010-08-20 15:35:02.000000000 -0500
@@ -280,7 +280,7 @@
 
     def _format_usage(self, usage, actions, groups, prefix):
         if prefix is None:
-            prefix = _('usage: ')
+            prefix = _('Usage: ')
 
         # if usage is specified, use that
         if usage is not None:
@@ -367,7 +367,7 @@
                 # join lines into usage
                 usage = '\n'.join(lines)
 
-        # prefix with 'usage:'
+        # prefix with 'Usage:'
         return '%s%s\n\n' % (prefix, usage)
 
     def _format_actions_usage(self, actions, groups):
@@ -1552,8 +1552,8 @@
         self.add_help = add_help
 
         add_group = self.add_argument_group
-        self._positionals = add_group(_('positional arguments'))
-        self._optionals = add_group(_('optional arguments'))
+        self._positionals = add_group(_('Positional arguments'))
+        self._optionals = add_group(_('Optional arguments'))
         self._subparsers = None
 
         # register types