Do not use the default namespace for attributes.
Fixes http://bugs.debian.org/229885
Will backport to 2.3.
diff --git a/Lib/test/test_xmllib.py b/Lib/test/test_xmllib.py
index b14ead9..0780bc9 100644
--- a/Lib/test/test_xmllib.py
+++ b/Lib/test/test_xmllib.py
@@ -13,6 +13,8 @@
 <greeting>Hello, world!</greeting>
 """
 
+nsdoc = "<foo xmlns='URI' attr='val'/>"
+
 import warnings
 warnings.filterwarnings("ignore", ".* xmllib .* obsolete.*",
                         DeprecationWarning, r'xmllib$')
@@ -29,6 +31,18 @@
             parser.feed(c)
         parser.close()
 
+    def test_default_namespace(self):
+        class H(xmllib.XMLParser):
+            def unknown_starttag(self, name, attr):
+                self.name, self.attr = name, attr
+        h=H()
+        h.feed(nsdoc)
+        h.close()
+        # The default namespace applies to elements...
+        self.assertEquals(h.name, "URI foo")
+        # but not to attributes
+        self.assertEquals(h.attr, {'attr':'val'})
+
 
 def test_main():
     test_support.run_unittest(XMLParserTestCase)