@@ -0,0 +1,22 @@
+from ZPublisher.BaseRequest import BaseRequest
+from ZPublisher.HTTPRequest import HTTPRequest
+
+to_patch = [BaseRequest, HTTPRequest]
+
+try:
+    from zope.publisher.base import BaseRequest as ZPBaseRequest
+    from zope.publisher.ftp import FTPRequest
+    from zope.publisher.http import HTTPRequest as ZPHTTPRequest
+    to_patch += [ZPBaseRequest, FTPRequest, ZPHTTPRequest]
+except ImportError:
+    pass
+
+
+def __bobo_traverse__(self, name):
+    raise KeyError(name)
+
+
+for c in to_patch:
+    if hasattr(c, '__doc__'):
+        del c.__doc__
+    c.__bobo_traverse__ = __bobo_traverse__