[R] remove 'extend_class' function

1 files changed, 1 insertions, 18 deletions

diff --git a/utils.py b/utils.py
index 4ec3b9b0..df104149 100644
--- a/utils.py
+++ b/utils.py
@@ -24,22 +24,6 @@ __docformat__ = "restructuredtext en"
 
 from logilab.astng._exceptions import IgnoreChild
 
-def extend_class(original, class_addons):
-    """add methods and attribute defined in the addon classes to the original
-    class
-    """
-    for addons in class_addons:
-        brain = addons.__dict__.copy()
-        for special_key in ('__doc__', '__module__', '__dict__'):
-            if special_key in addons.__dict__:
-                del brain[special_key]
-        try:
-            original.__dict__.update(brain)
-        except AttributeError:
-            # dictproxy object
-            for k, v in brain.iteritems():
-                setattr(original, k, v)
-
 
 class ASTVisitor(object):
     """Abstract Base Class for Python AST Visitors.
@@ -354,6 +338,5 @@ class LocalsVisitor(ASTWalker):
         if methods[1] is not None:
             return methods[1](node)
 
-__all__ = ('REDIRECT', 'LocalsVisitor', 'ASTWalker', 'ASTVisitor', 
-           'extend_class')
+__all__ = ('REDIRECT', 'LocalsVisitor', 'ASTWalker', 'ASTVisitor',)