diff -ru old/jython-2.1.0/org/python/util/ReadlineConsole.java jython-2.1.0/org/python/util/ReadlineConsole.java
--- old/jython-2.1.0/org/python/util/ReadlineConsole.java	2003-08-27 13:49:20.000000000 +1000
+++ jython-2.1.0/org/python/util/ReadlineConsole.java	2003-08-27 15:45:11.000000000 +1000
@@ -26,6 +26,24 @@
             // Will use a pure java fallback.
         }
         Readline.initReadline("jpython");
+
+        // Disable readline completion if we have a new enough Readline
+        // class, so that <TAB> characters can be input directly.
+        try {
+            java.lang.reflect.Field inhibitConstField =
+                Readline.class.getField("RL_INHIBIT_COMPLETION");
+            if (inhibitConstField != null) {
+                Object inhibitConst = inhibitConstField.get(null);
+                Class[] setVarArgTypes = { inhibitConst.getClass(),
+                    Integer.TYPE };
+                java.lang.reflect.Method setVar = Readline.class.getMethod(
+                    "setVar", setVarArgTypes);
+                if (setVar != null) {
+                    Object[] args = { inhibitConst, new Integer(1) };
+                    setVar.invoke(null, args);
+                }
+            }
+        } catch (Exception exc) {}
     }