Index: Python/bltinmodule.c
===================================================================
--- Python/bltinmodule.c	(Revision 66222)
+++ Python/bltinmodule.c	(Arbeitskopie)
@@ -2301,6 +2301,7 @@
 	SETBUILTIN("frozenset",		&PyFrozenSet_Type);
 	SETBUILTIN("property",		&PyProperty_Type);
 	SETBUILTIN("int",		&PyLong_Type);
+	SETBUILTIN("instancemethod",	&PyInstanceMethod_Type);
 	SETBUILTIN("list",		&PyList_Type);
 	SETBUILTIN("map",		&PyMap_Type);
 	SETBUILTIN("object",		&PyBaseObject_Type);
Index: Lib/test/test_builtin.py
===================================================================
--- Lib/test/test_builtin.py	(Revision 66222)
+++ Lib/test/test_builtin.py	(Arbeitskopie)
@@ -49,6 +49,15 @@
     def write(self, line):
         pass
 
+def testfunction(self):
+    """some doc"""
+    return self
+
+class InstanceMethod:
+    id = instancemethod(id)
+    testfunction = instancemethod(testfunction)
+
+
 test_conv_no_sign = [
         ('0', 0),
         ('1', 1),
@@ -565,6 +574,17 @@
         id([0,1,2,3])
         id({'spam': 1, 'eggs': 2, 'ham': 3})
 
+    def test_instancemethod(self):
+        inst = InstanceMethod()
+        self.assertEqual(id(inst), inst.id())
+        self.assert_(inst.testfunction() is inst)
+        self.assertEqual(inst.testfunction.__doc__, testfunction.__doc__)
+        self.assertEqual(InstanceMethod.testfunction.__doc__, testfunction.__doc__)
+
+        InstanceMethod.testfunction.attribute = "test"
+        self.assertEqual(testfunction.attribute, "test")
+        self.assertRaises(AttributeError, setattr, inst.testfunction, "attribute", "test")
+
     # Test input() later, alphabetized as if it were raw_input
 
     def test_iter(self):