made frozenset available in python2.4

1 files changed, 2 insertions, 1 deletions

diff --git a/compat.py b/compat.py
index 7236cfe..e64d2d2 100644
--- a/compat.py
+++ b/compat.py
@@ -26,7 +26,8 @@ from logilab.common import class_renamed
 from warnings import warn
 
 try:
-    set = set    
+    set = set
+    frozenset = frozenset
 except NameError:
     try:
         from sets import Set as set, ImmutableSet as frozenset