hard code to use Python implementation

src/AccessControl/ImplPython.py

@@ -28,10 +28,11 @@ from zope.interface import implements
 # This is used when a permission maps explicitly to no permission.  We
 # try and get this from cAccessControl first to make sure that if both
 # security implementations exist, we can switch between them later.
-try:
-    from cAccessControl import _what_not_even_god_should_do
-except ImportError:
-    _what_not_even_god_should_do = []
+# try:
+#     from cAccessControl import _what_not_even_god_should_do
+# except ImportError:
+#     _what_not_even_god_should_do = []
+_what_not_even_god_should_do = []
 
 from AccessControl.SecurityManagement import getSecurityManager
 from AccessControl.unauthorized import Unauthorized