FIX: Changed ET references (which was undefined) to etree in etree module.

diff --git a/cas_provider/etree.py b/cas_provider/etree.py
index eb6f0be..3f95751 100644 (file)
--- a/cas_provider/etree.py
+++ b/cas_provider/etree.py
@@ -21,10 +21,10 @@ except ImportError:
         import elementtree.ElementTree as etree
 
     try:
-        register_namespace = ET.register_namespace
+        register_namespace = etree.register_namespace
     except AttributeError:
         def register_namespace(prefix, uri):
-            ET._namespace_map[uri] = prefix
+            etree._namespace_map[uri] = prefix
 
     def ElementRoot(*args, **kwargs):
         return etree.Element(*args, **kwargs)