Killed the <> operator.  You must now use !=.

Opportunistically also fixed one or two places where '<> None' should be
'is not None' and where 'type(x) <> y' should be 'not isinstance(x, y)'.
diff --git a/Lib/webbrowser.py b/Lib/webbrowser.py
index b9fdd5d..9fd1615 100644
--- a/Lib/webbrowser.py
+++ b/Lib/webbrowser.py
@@ -627,7 +627,7 @@
     for o, a in opts:
         if o == '-n': new_win = 1
         elif o == '-t': new_win = 2
-    if len(args) <> 1:
+    if len(args) != 1:
         print >>sys.stderr, usage
         sys.exit(1)