A pure-python implementation of ContainedProxy that works on pypy

setup.py

@@ -66,6 +66,7 @@ setup(name='zope.container',
           'Programming Language :: Python :: 3',
           'Programming Language :: Python :: 3.3',
           'Programming Language :: Python :: Implementation :: CPython',
+		  'Programming Language :: Python :: Implementation :: PyPy',
           'Natural Language :: English',
           'Operating System :: OS Independent',
           'Topic :: Internet :: WWW/HTTP',

src/zope/container/_zope_proxy_proxy.c

@@ -214,7 +214,7 @@ WrapperType_Lookup(PyTypeObject *type, PyObject *name)
         base = PyTuple_GET_ITEM(mro, i);
 
         if (((PyTypeObject *)base) != &ProxyType) {
-#if PY_MAJOR_VERSION < 3
+#if PY_MAJOR_VERSION < 3 && !defined(PYPY_VERSION)
             if (PyClass_Check(base))
                 dict = ((PyClassObject *)base)->cl_dict;
             else
@@ -1253,4 +1253,3 @@ MOD_INIT(_zope_proxy_proxy)
     return MOD_SUCCESS_VAL(m);
 
 }
-

src/zope/container/contained.py

@@ -29,8 +29,12 @@ from zope.location.interfaces import IContained
 from zope.container.interfaces import INameChooser
 from zope.container.interfaces import IReservedNames, NameReserved
 from zope.container.interfaces import IContainerModifiedEvent
-from zope.container._zope_container_contained import ContainedProxyBase
-from zope.container._zope_container_contained import getProxiedObject
+try:
+	from zope.container._zope_container_contained import ContainedProxyBase
+	from zope.container._zope_container_contained import getProxiedObject
+except ImportError: # PyPy
+	from _proxy import py_getProxiedObject as getProxiedObject
+	from _proxy import PyProxyBase as ContainedProxyBase
 
 from zope.lifecycleevent import ObjectMovedEvent
 from zope.lifecycleevent import ObjectAddedEvent
@@ -956,4 +960,3 @@ class ContainedProxy(ContainedProxyBase):
         DecoratedSecurityCheckerDescriptor())
 
 ContainedProxy.__provides__ = ContainedProxyClassProvides(ContainedProxy, type)
-